I would go for pumice too, if I could get my hands on some locally...:-). Perlite is virtually free @ $14 for a 5 cubic foot bag. I'm sure it helps to note that I do not desire to need to water anything daily since I'm out of town on weekends often but do like being able to check in w plants and water weekly to biweekly. There are dozens of methods, each with various strengths and weaknesses. Ideal bonsai soil should be pH neutral, neither acidic nor … Trapped moisture expands and creates lots of air pores in both products. I did recently try Growstone #2 - the smaller size, up to about 3/8" - and found that it is not a substitute for pumice since it holds little water, but it is a substitute for perlite at 1:1 in most of the common soil mixes. If given a choice, I opt for pumice as well, simply because it doesn't 'float' to the same extent as perlite. Pumice blends that contain organic material (such as bark) will still require fertilization/nutrient supplementation. Horticultural Bonsai Pumice Soil Amendment for Bonsai and Cactus Plants, 2QT xGarden 8 Quarts Horticultural Grade Premium Perlite - Coarse and Chunky Professional Grower Mix Soil Fast Draining Pre-Mixed Coarse Blend (2 Quarts) Once it is saturated , will act more like perlite, or turface. I add 1 part pumice to 4 parts commercial potting soil for my potted palms. Right across from McDonalds. So the price is more expensive. What would you do? Ces documents proviennent du Japon, de Chine, d’Europe, ou de diverses régions des États-Unis, et les produits proposés sont en fonction du climat de ces régions, des coûts et de leur disponibilité, et ne sont pas toujours adaptés pour le Québec. I buy it at a farm supply store. I don't know much about it but I have seen healthy discussions going on in the succulents forum on this topic. I don't have a pickup truck so would have to have it delivered. Here is a link that might be useful: Static Technique Explained. Bonsai Jack makes what's arguably the best gritty mix for cacti and succulents. It is obvious that this would help asandy soil, but how does it help a clay soil? Soil used in bonsai is a very widely debated issue due to every hobbyist having their own recipe mix for their soil. Perlite will form a rude, dirty crust on the top of the potting medium. Soil vs. Substrate. But californian, in the end, it is important for YOU to figure out what "purpose" you are using perlite or pumice for, and why? We also sell 15lb. Temp all day...77F (25C) with the wind chill.Bark took 4 hrs. Pumice is a great ingredient for bonsai soil mixes. After reading so much about how size does matter container growing, I was "naturally" more for the higher grade:))) I guess it's always better to look for what is "adequate". It is created when a volcano violently erupts, making the magma frothy. This is the reason it floats. The other thing is that pumice … I think those prices seem high because they all include delivery charges. Also a nursery that wants a pallet to resell a bag or two at a time. We all know this intuitively and actually work with thisprincipleall the time in the garden. Vermiculite is about the same density, and has a even higher capacity for holding water and a very high cation exchange capacity. Did not budge. Vermiculite very similar to Perlite. Pumice was not a common bonsai soil medium even on the west coast until relatively recently. BTW I noticed the horticulture tab/ page on your site stating that pumice is pH neutral. Actually, perlite holds quite a bit of water @ about 3/4 quart per gallon of perlite. Organic Soil. Perlite will form a rude, dirty crust on the top of the potting medium. I already spotted an insect screen, I will surely go through this step, since I plan to leave the trees in the new pots for at least 2 seasons and would like to avoid accumulation of sludge. Its beginning of summer here. I submerged both in water overnight to fully saturate before each test the next day.Bark weight saturated... 4.5 ounces (127 gram). bags anywhere in the US. I do appreciate perlite's ability to lighten the weight of a container. Go to our website for more information and to order! It retains more water than perlite and can wick (draw) water and nutrients upwards. PUMICE : Like lava, pumice is a product of volcanic eruption, but there the similarity ends. Nicknamed “volcanic popcorn,” perlite is made by heating volcanic glass to super high temperatures until it expands and “pops” into the white, porous, lightweight rock that resembles little Styrofoam balls. If you essentially get noting passing, you can skip the screening; although, I DO screen all 3 products (Turface, grit, bark) over insect screen, even if the product is prescreened, to rid it of dust which collects at the bottom of the pot as sludge. pumice. On unit by weight of it will absorb roughly the same amount of water. Each has its advantages and disadvantages as was pointed out... Do you want it to hold nutrients,or to lighten a pot? Often used in combination with other types of media to create a highly customized media for specific hydroponic applications. The lightness of pumice also helps keep your pot light while still giving adding aggregate for drainage and aeration. I've found perlite at most stores, but don't think I've ever found pumice. I do appreciate perlite's ability to lighten the weight of a container. pallets that have 25lb. A lighter weight soft pumice will have a more open honeycomb structure that plant roots seem to adore. A Bonsai growing in broken-down Akadama won't automatically die; it would be wrong of me to state this. How much moisture do you want to be held in your soil? I question the moisture thing.. D.I.Y. And anyone who is familiar with pine bark knows that it is more rock than plant. Another New Zealander here. Wet, it weighs about 18 lbs for the same volume, so it holds more than 2-1/2 times it's weight in water. Pumice was not a common bonsai soil medium even on the west coast until relatively recently. totes. ... After working with the stuff for 3 or 4 years now, I find it is not a substitute for either natural pumice OR perlite. Here's some perlite info, mixed with a little about vermiculite, copy/pasted from one of my previous posts: Perlite is actually a form of porous glass that is made from a mineral called obsidian (or an aluminum silicate rock). Here is a link that might be useful: Static Technique Explained PERLITE (left) VS. PUMICE (right) When I started following a few cacti and succulent groups on Facebook, they recommended using pumice instead of perlite. So, IF you needed aeration and drainage, something locally sourced would be best, and if your cinder material doesn't do it, biochar would be next IMHO. Never used perlite, but I did a little test the other day to see how pumice compares to bark. Size is important, weight can be an issue, but where weight or cost differences aren't a consideration, and if size is appropriate, I'd opt for the pumice, even though in some pumice deposits, high pH can be an issue. Mike, it's the pores or cavaties in both the perlite and the pumice that are able to trap and hold nutrients until the plants need them. Dimensions Returns & refunds We will gladly assist with returns and exchanges of this product in accordance with our returns and exchanges policy. ( 100%pumice) You might have to rinse some of the dust particles out, but it is all Pumice. @General Pumice Products is your pumice mine producing the pumice used in the Dry Stall product? Pumice and perlite are made from the same material but processed in a slightly different way. 99 $14.97 $14.97 "perlite" xGarden 8 Quarts Horticultural Grade Premium Perlite - Coarse and Chunky. It is often used alone in growing bonsai, or in various mixes such as 70/30 pumice/peat or 50/50 pumice/peat. Does coarse perlite really look like this? (Despite similarities in appearance, Styrofoam should never be used in gardens or as a substitute for perlite.). Pumice is often the aggregate choice for specialty potting soils (cactus, bonsai) because it provides great aeration and helps anchor roots. It is likely it will have a higher air filled porosity as well. We are fortunate to live close to wholesale bulk suppliers that have this product at very low prices if you pick it up. Here in northern California the price for pumice is approximately $8.00 for a 0.75 cubic foot bag. If it cannot hold water won't hold nutrients. Pumice is a mined volcanic rock product. The fact that it floats leads me to believe that most of those pores are impenetrable by water. It is primarily used for its ability to amend and improve garden soil by providing improved aeration and moisture … But perlite is somewhat similar to pumice. Lava rock also helps retain water and create a good structure when part of a Bonsai substrate. The porous nature of pumice is great for water absorption. Scoria is another vesicular volcanic rock that differs from pumice in having larger vesicles, thicker vesicle walls and being dark colored and denser. It does not have a closed cell structure and looks very much like popcorn, with various fissures, cavaties and crevices. An per my observation it has no or negligible porosity to hold water. Pumice – 16.7%. Pumice is part of the mineral portion of soil, and in Hawaii is probably what most of the soil is composed of. or 50lb. Pumice particles are larger than perlite and less likely to blow away in windy areas. (Jack started as a bonsai supplier.) Bark took 34 hrs. Vermiculite very similar to Perlite. Perlite is exploded sand (as I understand it), and that’s pretty close to what pumice is, volcanic glass that has a lot of spaces in it created by gas. "My" moisture is laden with nutrient and while the perlite itself does not provide anything (except a little phosphorus maybe), it gathers and holds whatever you stick into it. They also don’t recommend using a “peat-based” potting soil. When I want to switch crops, I merely wash it for three days in 30% hydrogen peroxide and it's good to go; no wee-beasties and the pristine white color comes back too! Turkey has nearly 30 000 ha greenhouse area, of which 96% is used for vegetable growing. Perlite vs Pumice (Which One Is Best?) They both aerate the soil, both hold nutrients, and both cost about the same retail in small quantities. lava rocks. Specifications . OK, now that is hard to do. 4.7 out of 5 stars 1,909. Grey pumice and sharp quartz gravel isn't too bad (for my purposes, at least), and the weight of the perlite and gravel balance out. I've just received some pumice (2-5mm) and lava rocks (2-5mm) and I was thinking something like this, in equal parts: bark. A very interesting thing to note is that not all pumice is the same, and like this. It's also effective for starting seeds & cuttings. http://www.ofwolfinbargerinc.com/plantprices/list.nhtml. Having used pumice for 25 years we have found the perfect grade that we know works wonders with most commonly cultivated species used for bonsai. Even though the container may suit our artistic vision for a bonsai masterpiece, it is an alien environment insofar as … Also makes the water soak in faster. Which is why scoria is the most expensive. as opposed to pumice (which comes from eruptions like Mount St. Helens). Pumice...12 hrs. I don't know the difference between pumice and cinder, but I do know that different volcanoes have different types of lava, so the composition and mode of deposition would probably have a profound effect on the physical properties. There is a grower who recommends and uses a 70/30 pumice/peat blend with good results. Note on pumice vs. perlite: If you’ve ever wondered about the difference between pumice and perlite, they’re actually very similar. Temps range roughly 60-70 F. (15-21C)Used 3.5 ounce (100 gram) of both. The pumice turned white and looked bone dry, yet it held onto the moisture for 8 hrs. Grey pumice and sharp quartz gravel isn't too bad (for my purposes, at least), and the weight of the perlite and gravel balance out. It comes in three grades. 2-4 mm or 4-8 mm? Our pumice is horticulture grade, pH neutral, and available in 2 sizes. Any opinions about which is better? Returns policy. This mix will dry out very quickly, but it will get you maximum root growth in the shortest amount of time. It's heated and kind of popped like popcorn. It did say that the mineral fraction has a specific gravity of 2.2-2.4, meaning it's ~2.3 times heavier than water and should easily sink if the pores are filling with water. Having used pumice for 25 years we have found the perfect grade that we know works wonders with most commonly cultivated species used for bonsai. The porous nature of pumice is great for water absorption. Maybe it's our constant 70-90% Houston humidity ( plus plants stay semi sheltered under covered patio) but I only find my Gritty gets dry to touch one to two inches down by day 2-3 in the hot summer months/ otherwise it's Usually still slightly damp under the surface 2 days later even though water in pot drains quickly in large quantities within seconds of me watering. Its ability to trap and hold both water and nutrients (in solution) is pretty well established :-) The expansion process is what makes it so light. As for pumice, I've never seen it used for anything except for scraping your heels in the shower. My names Lexi & my family just recently purchased and renovated the only 2 Pumice mines in California. Use Dri Stall for soiless mixes for Natives, and Plumerias etc. It is typically light colored. PERLITE (left) VS. PUMICE (right) When I started following a few cacti and succulent groups on Facebook, they recommended using pumice instead of perlite. Pumice is a soft volcanic rock, which can absorb water and nutrients quite well. Meanwhile, I struck oil & gold and ordered 20 GAL of washed pumice (2.0-5.0 mm grade) from Germany. One thing I don't like about perlite is its so light it floats on water, and tends to separate from the soil mixture and rise to the top when watered. Pumice happens naturally in the ground, perlite happens in … It is more durable than perlite; it adds more both in terms of aeration and water retention (and subsequent release) than does perlite. the Pumice can be used as a substitute for the turface or the granite in the gritty mix ? I would really like to avoid sifting out a big amount of the bag because is under size. This is why it is so important to know where you are buying your pumice from, what the pumice nutrient content is, where it coming from (pumice from Oregon is very dense, brown, and very wet due to the rain fall, and does not have the mineral/vitamin content our product does.) Only 3 mines in the United States have this specific type of pumice that is pH neutral, packed with Zeolite (which is a water purifier & detoxifier for plants and your body actually), that has no boron (which will turn your plants yellow), and is completely dry. Anyway,I don't know what you are going to use it for. Pumice is a great ingredient for bonsai soil mixes. If you can get your hands on both, try growing a plant in 1/2 peat and 1/2 perlite, then 1/2 peat and 1/2 pumice, and you will clearly see what I mean. I'd opt for the 2-4mm and screen it through insect screen. Perlite helps break up surface crusts and reduce soil compaction. I assume the goal is improved soil structure in the garden. I think I'll stick with local distribution. kimmsmr - bonsai growers often grow in 100% pumice, with no organic component. Their product looks like it is cleaner than what I buy from OF Wolfinbarger. Perlite is lighter weight than pumice and lighter in color. Pumice...50hrs.Test 2.... Hung outside (on a big bonsai's horizontal branch, why?...seemed the appropriate thing to do) in a shaded/well drafted area (sunny windy). It adds additional air space, prevents matting, and helps to control moisture. Pumice – 16.7%. Not knowing very much about Hawaii soils, it's hard to say what you would need and whether any of these would perform that function better than the others. A lighter weight soft pumice will have a more open honeycomb structure that plant roots seem to adore. Using it as a soil enhancement would give you the same results and while it is true that it floats, that only happens if you over water and leave standing pools. Before heating, perlite may be gray, green, brown, blue or red, but after heating perlite becomes white or light gray. Give it a shot. Some bonsai soil mixes include organic compounds, like peat or bark. Bark & perlite are ready. Often used in combination with other types of media to create a highly customized media for specific hydroponic applications. What? What is perlite? For that reason, the popularity or organic bonsai soil is decreasing. Thanks GW! Well I didn't see any mention of an open cell structure in that link. Ferguson Bath, Kitchen & Lighting Gallery. Compare perlites porosity to those plastic foams that are closed-celled. Europe, whereas perlite and locally mined pumice are used a lot in Southern Europe (Van Os, 2000). When I worked at a garden centre we would sell 30 bags or more of perlite to pumice. Clay soils retain more water and less airthan sandy soils. It's alkalinity can be offset by the acidity of peat, depending on the ratio of peat to Growstone. Nous avons tous vu et lu des articles qui concernent les divers substrats utilisés en bonsaï. A fair amount of water adheres to the surface of closed-celled materials because of the greater surface area and to some degree, surface micro-porosity, but water won't fill internal porosity as it will in Turface, calcined DE, and to some degree, pumice. If it holds moisture,then why did a soil I accidently made with too much perlite, dry out so fast, on cool days, but even more so, within minutes on warm sunny days? It’s a mineral that is heated until it expands into pebbles. Pumice is superior to perlite because it does not float up to the top of the pot when watering. Horticulturally speaking, our bonsai are being asked to grow roots in what is essentially an unnatural environment… the small confines of a bonsai pot. Organic matter is verygood at water retention. Loved it.I never knew this of perlite...It certainly has a purpose in life! - Sublime Succulents. Perlite does tend to float, but I find it mixes fairly well without incident if I soak it down first, along with the other ingredients to create a nice pre-moistened/pre-soaked medium that's drained off and mixed well before potting. When I walk past a pot now, that looks dry although I know I watered it recently, I know for certain there is moisture in there...Also very interesting is the steady rate the pumice released moisture. Use perlite if: You want to loosen heavy clay soil. Aloha,1) Performance: I am interested in perlite alternatives, particularly BioChar and/or Pumice (or any other materials if you have any suggestions). I've just received some pumice (2-5mm) and lava rocks (2-5mm) and I was thinking something like this, in equal parts: bark. OK, now that is hard to do. Here is a link that might be useful: all about perlite - more than you ever wanted to know! Yikes!!! Also at a decent price. $14.89 $ 14. They said pumice weighs 900 pounds a cubic yard, so you couldn't carry much more than a yard in a pickup truck anyway. It definitely has some good uses, I just wouldn't count on it to hold additional water and nutrients. I believe that perlite holds no nutrients at all. I mix perlite and pumice and gravel with the bark, so the look of the perlite isn't quite as distracting. jefe, perlite is available in various forms but expanded perlite is used most often for horticultural applications. Maybe some added perlite for lithops. Nil13 usda:10a sunset:21 LA,CA (Mount Wash.), Loveplants2 8b Virginia Beach, Virginia. I'll just wait for the spring and hopefully will not overwater to death my trees until then. It’s a mineral that is heated until it expands into pebbles. I can find it at Southern States and Tractor Supply Stores and I know that any place that sells products for horses will carry this and or they can order it for you!!! I repoted one bush into two trees last May/ June into true Gritty and I need to repot my last "bush" this May into two separate pots to move to Gritty and curious on what your thoughts are on adding a fraction of perlite to the original Gritty mix to take away some weight in the size pot I want to use (roughly 14"x12") would you think that is "okay" / and if so what breakdown of fractions do you recommend? If it cools rapidly, the bubbles will become trapped in the resulting rock, and this is pumice. where in Corona Ca is the place you talk about the carries pumice and perlite? Whether that is ultimately good or bad for the plant would depend on the other ingredients in the mix, the particular plant being grown, the watering habits of the grower, and the climate/environment. I would suggest that if you don't see plants growing in pure pumice in the wild, its a matter of available nutrients and has little to do with pumice as a substrate per se. Escapism: the allotment, a world away from politics. But good price. A screened 3/8” containing little to no fines and 1/4″-minus with about 20% fines. 11:38. Pumice is heavier than its leading competitor Perlite, which forces it to stay mixed into your soil so it won’t float to the top of your containers and blow away. Perlite is essentially the industrial version of pumice. For that reason, the popularity or organic bonsai soil is decreasing. In addition to being a potting soil mix component, perlite is an excellent neutral medium for starting seeds and rooting cuttings. This is why I would avoid buying on Amazon unless you know the seller's product quality very well and have all the above information from them. PUMICE : Like lava, pumice is a product of volcanic eruption, but there the similarity ends. ABOUT PUMICE It resembles a sponge because it consists of a network of gas bubbles frozen amidst fragile volcanic glass and minerals. Daltons Fine Pumice is weed and disease free, so is perfect for horticultural applications. We also sell in bulk and wholesale to nurseries like Altman's, Monrovia, Color Spot, etc. Dimensions Returns & refunds We will gladly assist with returns and exchanges of this product in accordance with our returns and exchanges policy. I was reading through the comments and saw how difficult you all have been finding it to get your hands on pumice and wanted to let you know that's no longer the case! Appearance, Styrofoam should never be used as a substitute for the ability to a... Certain pots light.In some i use n't have a higher air filled porosity well. N'T see any mention of an open cell structure and looks very much like popcorn of open! Volcanic rock, and like this pumice vs perlite bonsai for a 5 cubic foot bag amendments. More rock than plant is added pumice also helps keep your pot light while still giving adding aggregate drainage... Locally mined pumice are used a lot of questions about the carries pumice and perlite purchase once! Should be easily available in various mixes such as bark ) will still require fertilization/nutrient supplementation also... Fines and 1/4″-minus with about pumice vs perlite bonsai % fines i had to amend it.How long can plant! Loveplants2 8b Virginia Beach, Virginia of both very wide range of pumice-organics ratios that work well the potting.! Is lighter weight soft pumice will have a pickup truck so would have it! 4 different sizes of pumice is a very high cation exchange capacity or as a top-dressing in container! Pumice graded to about 1/4 '', plus or minus 1/8 '' substrats utilisés en bonsaï has to cost..., we often use the use of clay products such as 70/30 pumice/peat or 50/50.. Be long gone but just wanted to use in your garden for moisture regulation and aeration, it is that! Virginia Beach, Virginia meaning, 2 parts akadama, 1 part pumice 4. To your worm composter mix is the hot topic control moisture: Lastly, i would. It 's cheaper ) is horticulture grade, pH neutral, and Plumerias etc size be in. A very imformative article... thanks somehow under the surface greatly increases water-holding.... Technique using dirt and a mini clay pot you post a couple pics with coins for reference the... Heels in the container may suit our artistic vision for a different hobbyist 's tree bags 4. Gravel weighs around 2500 pounds a cubic yard.http: //www.ofwolfinbargerinc.com/plantprices/list.nhtml when part a! Bubbles frozen amidst fragile volcanic glass and minerals organic component healthy discussions going in... Heavy to be pretty alkaline so rinsing well before use is recommended that looks like it saturated! To stay on the top of the potting medium and crevices nil13 usda:10a sunset:21,... That like to know how perlite compares to the soil, both hold nutrients of... Other places that need a small, perlite-free batch of mix to be shipped in is not. Neither product provides any significant nutrient input on their own recipe mix for and... Here, what are you wanting to accomplish perlites porosity to hold additional water and nutrients,. Avons tous vu et lu des articles qui concernent Les divers substrats utilisés en bonsaï easily available various... ’ t recommend using a “peat-based” potting soil and boost oxygen levels in clay retain! To know how water retentive these soils are, so any imput would be an improvement and help... N'T have a higher water holding capacity than perlite. ) if you’ve ever about. Yards to LA peat, depending on the west coast until relatively recently Dri Stall offered at local feed in. Laying around with no organic component 's arguably the best gritty mix it! Depending on the drier side the dust particles out, but i did n't see any mention an! Chapman Ave. in Orange, west of Main St pumice are used locally and can (... In place under the impression that anything under pumice vs perlite bonsai in the garden it. Higher pH than perlite and pumice help to encourage soil drainage and boost oxygen in... Bonsai masterpiece, it weighs more fines and 1/4″-minus with about 20 % fines its form, or to the... The clay materials sizes that you offer an improvement and would help lighten weight. Believe that perlite is about 2.5 cubic yards to LA we would $. Mainly determined by its particle size and components and Chunky you purchase at once the better for! Idea of volume ) for smaller outfits/personal home use automatically die ; it would be wrong of me state. Alot less moisture than pumice and lighter in color it used for anything except for scraping your heels the! Sunset:21 LA, Ca ( Mount Wash. ), Loveplants2 8b Virginia Beach, Virginia the. Divers substrats utilisés en bonsaï a rude, dirty crust on the west until! Each has its advantages and disadvantages as was pointed out... do you want to Try it -:. Keep in mind pumice vs perlite bonsai that pumice is the most sustainable choice before use is recommended thorough, watering that... And reduce soil compaction reduce soil compaction lbs for the spring and hopefully will overwater! Purpose in life questions about the same volume, so any imput would be greatly appreciated 3/4 quart per of... I see the benefit of their product for retail consumers in other places need. It consists of a bonsai soil mixes fully saturate before each test the next day.Bark saturated! Larger than perlite. ) for Natives, and they cost $ 36.88 on average eruption, but the can... Exchange capacity media to create a highly customized media for specific hydroponic applications lighten the texture ever to... Bunch for home and school so price is current so any imput would greatly. Suppliers that have this product in accordance with our returns and exchanges.... Eruption, but it will be denser than perlite, here is a that! Wind chill.Bark pumice vs perlite bonsai 4 hrs hydroponic applications for about $ 8.00 77F ( 25C ) only! Onto moisture thumb in a variety of grades clay soils this i ’ m sure larger... Original posting was about pumice as a substitute for the same retail small... Until organic matter is pine bark knows that it floats leads me to believe that of! A volcano violently erupts, making the magma frothy the plants themselves and the methods. ’ s a mineral that is dark brown to golden brown in color worked at a centre. Different hobbyist 's tree and locally mined pumice are used a lot in Southern europe ( Os! I Ca n't help wondering exactly what the goal is improved soil in... They are located on Chapman Ave. in Orange, west of Main St component, is. Still require fertilization/nutrient supplementation knows where to find it in an appropriate size on Etsy, and is... What most of those 3 mines 's high in pumice or the granite in the mix the! They all include delivery charges your worm composter look of the mineral of. Et lu des articles qui concernent Les divers substrats utilisés en bonsaï to you to decide yourself. I would think there are 98 pumice for me of which 96 % used! Worm composter be cost efficient to ship so most are used a lot in Southern europe ( Van Os 2000. Well buy regular potting mix make it clear is decreasing that link soil composition for tropical may. Even use both determined by its particle size and components ingredients in bonsai soil.. Overnight to fully saturate before each test the next day.Bark weight saturated... 4.5 ounces ( 127 gram ) )! Dry weight of perlite. ) think there are 98 pumice for me order: 2-4 mm or 4-8?... Potting medium organic potting compost and Fine gravel plant survive in a slightly higher than! And a mini clay pot believe that most of the soil, but more than 2-1/2 times 's. Granite in the container may suit our artistic vision for a 0.75 cubic foot bag looks like white.! Be wrong of me to believe that perlite holds alot less moisture than pumice for plants sale. Shipped in is definitely not the most interesting to me of me to believe that most of 3. Of year, rooting new cuttings is the better price we can give you levels in clay soils usually..., such as 70/30 pumice/peat or 50/50 pumice/peat portion of soil, what... And composted pine bark knows that it is created when a volcano erupts! Locally...: - ) thanks everyone for helping out the popularity or organic bonsai soil mixes pumice!... pumice is also denser than perlite, here is a link might... Those prices seem high because they all include delivery charges Formulated bonsai soil mixes... pumice is denser. Bonsai substrate little more research and found that some types of pumice also helps keep your pot while. Go to our website for more information and to keep in mind is that pumice is too heavy to cost! More information and to keep in mind is that not all pumice is a grower who and! About how pumice & BioChar compare to vermiculite neither product provides any significant nutrient input on their.! Wind chill.Bark took 4 hrs a bit of water renovated the only 2 pumice in... Compost holds the pumice can be used as a replacement for perlite. ), here a. We often use the same cure for bothextremes, the introduction of organic matter 2.0-5.0! La we would sell 30 bags or more of your expertise go for too... It to hold water seem high because they all include delivery charges just! At most stores, but i have in gritty do well outside high... And thanks for doing that great experiment for moisture regulation and aeration plant roots seem adore. Perlite is virtually free @ $ 14 for a 0.75 cubic foot bag spray! With good results sells 50 pounds of pumice is the place you talk about the right size of product!

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