You can never have too much insurance protection on your beautiful succulents and cactus! This makes it an ideal alternative to perlite or vermiculite, which is why it is often used in agriculture. I garden in Iowa zone 5 and have used and purchased perlite and chicken grit. I have a once a week watering schedule and this would be perfect to help air out some of my plants that stay a little moist! Delphine, we would love for you to try our pumice too! Sallie, absolutely! My plants all need new soil made up, so I will use pumice in all my replanting. Laura, aboslutely! How nice to have another option for the garden and I love that it is organic! Rose, We agree! Succulents are truly mind boggling aren’t they? Jeanine, since 3 years old? New comments cannot be posted and votes cannot be cast. I actually find this unintentional layer of perlite that comes to the top to be beneficial. Pumice is a fantastic way to help prevent your succulent containers and water-sensitive plants (ie: leucadendrons, euphorbias, proteas, grevilleas) from sitting and drowning in pooled water. My succulent garden will have a Christmas treat! Yelena, Absolutely! I like them because they are reusable and are pretty easy to reclaim. Pumice is heavier, bit a better aerator IMO. from old Monterey Pines that I cut down. I love to experiment with new things. Like; Save; hadrian. Good luck in the giveaway and Merry Christmas! Isn’t pumice just a miracle worker? We want to do all we can to get the most high-quality yet affordable product to our customers! Pumice is volcanic glass with air pockets too, except the air pockets are created naturally as gas escapes the lava as it ascends to the surface. Perlite and pumice are two substances that can help you create the best soil mix for your plants. The United States is estimated to be the largest consumer and producer of crude and expanded perlite. Thank you for creating organic products. Thank you for the opportunity and Merry Christmas and Happy New Year. Perlite vs Pumice vs BioChar. Aloha, 1) Performance: I am interested in perlite alternatives, particularly BioChar and/or Pumice (or any other materials if you have any suggestions). Pumice is supreme for water-sensitive plants, because the microscopic pores of the pumice act as tiny sponges. But I still crave the feel of the earth. Perlite lightweight concrete is used in many different applications. I learned some very important & informative information. Good luck in the giveaway and Merry Christmas! I would help in my own childish ways and in specific chores. It really has helped out my Haworthia collection from what I was using. My brother and I were never involved in the horticulture world before acquiring the pumice mines. What a great article! Pumice Stone. I buy it at my local feed store. Jill, that is the most frustrating thing right?! Note on pumice vs. perlite: If you’ve ever wondered about the difference between pumice and perlite, they’re actually very similar. . You don’t have to sell me on the benefits of pumice!!! Pumice and perlite are made from the same material but processed in a slightly different way. It weighs more than perlite, but is by no means "heavy". Good luck in the giveaway and Merry Christmas! Merrell, we absolutely agree. lava rocks. Yes, the fact is never decomposes and is heavy enough it stays IN your soil mix and won’t blow away is the greatest quality about pumice. Appearance of Rhyolite is Banded and that of Pumice is Vesicular. Both pumice and perlite help improve soil drainage and increase oxygen levels in clay soils. I work with sands and clay for baseball diamonds, the mixtures we use are right in line with cob making. Carrie, we couldn’t agree more! Pumice vs. Perlite. Perlite vs. Pumice. Jump on the pumice train! In this video we look at the soil science of pumice in soil systems. If you are using a large amount like 50% perlite to 50% soil an awful amount of perlite will float to the surface. Horticultural Use: Pumice vs Perlite Both pumice and perlite create spaces in potting mediums for water and air. Pumice not only helps absorb and slowly release water, but it helps aerate the soil at the same time. I’d like to add it to the soil in my native plant butterfly garden, in the San Francisco Bay Area. The heat makes it lightweight and porous. Sand is very heavy and is harder for roots to work through. Perlite is much more porous and allows more aeration. Merry Christmas !!!! Reactions: rkmcdon. Crushed Lava Rocks vs Perlite or Vermiculite (wood burning stoves forum at permies) I found another page that give info on perlite's insulative value. Substrates used differ according to the countries, for example rockwool is common in Northwest Europe, whereas perlite and locally mined pumice are used a lot in Southern Europe (Van Os, 2000). The lightness of pumice also helps keep your pot light while still giving adding aggregate for drainage and aeration. I have been using Dry Stall for years ever since I read about it in Debra Baldwin’s books. We’d love to grow all our own produce and have a beautiful garden! Elrieda, It really is one of the saddest things, isn’t it?! Thank you for bringing your pumice to the garden industry. Are there any plants that don’t need what pumice has to offer? After quite a bit of researching however, we found article after article on how pumice seems to be the healthiest and supreme soil amendment/conditioner on the market for serious gardeners. We are focusing on ground cover and succulents this year – yes, ground cover and sedum are growing even in aquaponics! Yay for pumice! Page 1 of 2 • 1 2. I am an avid gardener growing everything from vegetables and fruits to succulents and fairy gardens. Pumice all the way! Good luck in the giveaway & merry Christmas! Hi, I have been a pumice fan since I was three years old, now 56, living in Southern and later in Northern California. Not only does it come directly from the earth, it stays in its raw form. This will leave the bottom of the pot with just soil and no perlite. We love that we can provide an amazing product for people who had a great need for it and many even a strong passion for it, yet weren’t able to get access to it for a long time. I also mix it into the ground soil, when planting cacti in the ground, gives me peace of mind, knowing that they will not be overwatered by nature. I have used it for years here in Arizona. I currently use mostly perilite because that is what is readily available but don’t like that it floats and would love to try making the switch to pumice. I worked for years for an orchid /bedding plant nursery. Wonderful! Note on pumice vs. perlite: If you’ve ever wondered about the difference between pumice and perlite, they’re actually very similar. Does Perlite Break Down? For a large garden mix Debra recommends mixing equal parts garden soil, pumice, gritty sand (like decomposed granite) and compost. Back then, it wasn’t all screened perfectly, there were rocks of various sizes and shapes, even small boulders. I hope I win !!!! Translation: pumice has lots of holes that help it to retain air, water, and nutrients. This would be great for outdoor succulents with my clay soil. Another major difference and benefit of amending your soil with our pumice is its water-conserving capabilities. Pumice is the better choice for sandy soils because it greatly increases water-holding capacity. I use Growstones which are a pumice in my coco. Perlite is just man-made pumice. This thread is archived. A free bag would be AWESOME!!! Of interest to those familiar with the use of horticultural perlite is a study done by the University of Illinois’ Department of Horticulture that found pumice to be physiochemically analogous to perlite, which translated into similar behaviors and results in horticultural applications. Have used many products for several years. I certainly battle with the rain and humidity here in Florida and I will definitely be looking to add more pumice to my “mix”. Good luck in your growing adventures! I was recently introduced to the dynamic brother/sister team, Lexi and Austin Petelski, who own General Pumice Products. That’s my brother and I’s goal as well! They used it straight for the orchids and mixed it in their soil for geraniums and bedding plants. I would like to use pumice to amend the soil in my garden planters that border my backyard. I would definitely like to mix some into our planting beds, if it’s not too late. My garden has been ignored for years and needs amendments desperately–water stands on it and runs off rather than percolating down. Who knew that pumice has so many uses, and that as a soil amendment it is wonderful for potted plants. This sounds like a potential alternative. It just is not screened and sized like our horticulture product is. Debra Lee Baldwin, succulent author and expert with whom we work closely, with has numerous articles and YouTube videos on how to mix the perfect soil blends for specific breeds of succulents and plants. We decorated the ground with it and used larger pieces for paths. In fact, these industries actually use much more pumice than the horticulture and agriculture industries. Perlite washes away/around, making it unsuitable for microbial colonization; pumice stone stays put for the most part, making an ideal home for microbes. Cheryl, glad we could be of some help! The hardness of Rhyolite is 6-7 and that of Pumice is 6. Rachel Gardening with my mother and father in war ridden Syria. density." Thank you for the opportunity! I had trouble keeping it watered properly this year (and did not want to add those plastic gels to the soil) so I am looking forward to using this porduct here and on all my potted plants and leucadenrons. Pumice happens naturally in the ground, perlite … I’ve been growing succulents for quite a few years and I do lose some. Thom, so interesting that it was so successful in straight pumice. These young and dynamic gardeners have recently acquired ownership of two California pumice mines and are here to help explain the differences between pumice and perlite. We love hearing when people are bold enough to do that! At that point we then started pursuing nurseries and the gardening market full time, and absolutely fell in love with the industry. We actually do sell currently to several wholesale fruit, avocado, and citrus nurseries and they swear by our product! Sorry about that. Basic garden soil is enough for many plants. It is nice to find you on Facebook. None of the similar products are 100% ORGANIC, nor do they offer all the health benefits and water conservation aspects our pumice has scientifically proven to possess. Gardeners can buy our product online General Pumice Products, available in 15lb. Am looking for something that is much better for my plants & the environment. So what's the advantage of pumice over perlite that makes it worth the added price? Plantgirl_50 * Bre 2,855 views. save. No other soil amendment or conditioner can do this. Rochelle, Great article on pumice. Love the information, would love to try this product. I teach a class of exceptional children and we have a small aquaponics and greenhouse. What essentially started our debut in the gardening world or “attracted” us to the pumice business in general was actually the mining portion of pumice. Good luck and merry Christmas! I plan to do more research on this product. And it will not dry out as quickly as other substrates. Our dad, being the entrepreneurial wizard he is, saw them as a great asset so we purchased them, reclaimed, and extensively renovated both mines. Good luck in the giveaway and Merry Christmas! Press J to jump to the feed. Thank you for the giveaway and I enjoyed the article Lexi and Austin Petelski. There is no performance drop using pumice. Read about vermiculite vs. perlite here. This is the comparison between the Organic vs Perlite However, I got to admit the picture do not do too much justice to the Organic Soil. Jun 5, 2020 #3 Always thought the idea behind using rice hills was that they are eventually consumed leaving tiny holes in the root ball / soil food web for the micro-life to colonize. Happy Holidays, Pumice as a soil amendment is incredibly valuable. Haha, well we wish you best of luck! Glad we could shed some light on what the deal with pumice is. Thanks. Succies? Would love to use this product. So excited to learn about something more to amend my garden. Pumice – 16.7%. We think so too! Basic garden soil is enough for many plants. The types of Rhyolite are Pumice Rocks, Obsidian Rocks, Perlite Rocks, Porphyritic Rocks. We do that with a lot of our personal plants at home and love it! I get a lot of questions about the succulent soil mix I use. Pumice and perlite are made from the same material but processed in a slightly different way. Kenneth, we couldn’t agree more and we couldn’t be more excited about all these facts! Those of you who love to plant succulents will especially appreciate pumice, as it not only helps absorb and slowly release water, but it helps aerate the soil at the same time. And absolutely recommend it for your clients especially! When it comes to price, perlite is cheaper than pumice. Oralia, our pleasure! Just like people, plants need a balanced diet with beneficial microbes, minerals, and nutrition, and none of our competitive products can offer such things. Pumice simply refers to a volcanic rock that came into existence when lava rich with water and gas is thrown out of a volcano. Pumice mining is also is considered a more environmentally friendly mining process compared to other resources. Pumice was always at the house. It would be great to win a bag of pumice. When it comes to price, perlite is cheaper than pumice. I would very much like to win a bag. Great article, thanks for the info. 100% Upvoted. Pat, thank YOU for your support and for reading our interview! I enjoyed your article and would love to win a bag for my new landscaped succulents. But I have never used pumice. PUMICE! We hope our pumice is much more reliable and nourishing to your plants! Many gardeners recommend using pumice rather than perlite for tall plants because it weighs more. What a great article! However, pumice particles are much larger than perlite and are less likely to blow away in windy regions. 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. Both pumice and perlite help improve soil drainage and increase oxygen levels in clay soils. ft. Comparing Perlite vs Pumice. I would love a chance to win a free bag of pumice to add to my soil for healthier plants. However, there is very strong world wide production and consumption of perlite. I have been in the garden over too many years. We are doing all we can do to help save as many succulents as we can! hide. Currently my soil is claylike and drains poorly. pumice. We look forward to hearing all about your pumice adventures! I used it as litter for my guinea pigs and rabbits (I had to clean the cages!). Unexpanded ("raw") perlite has a bulk density around 1100 kg/m3 (1.1 g/cm3), while typical expanded perlite has a bulk density of about 30–150 kg/m3 (0.03-0.150 g/cm3). Everyone has their own special soil mix they like. This is especially likely if your soil already contains large amounts of clay or organic material. It sounds like a wonderful organic solution for all my succulents, and also I have wanted to plant some I my clay soils so sounds like a great solution. What a wonderful, informative post. Perlite isn't just for drainage. I now use a mix of 65% well-draining soil (got some from my local Home Depot), 15% sand, 10% vermiculite, and 10% Co-Co Grow (do a brick at a time, ration slowly into soil mixes). Lonnie, why wait until the summer?! Good luck in the giveaway and Merry Christmas! Out of all the industries we’ve pursued since owning the mines the horticulture industry has by far been the most fun – the people are wonderful, warm and kind and genuinely love our product. Is this mix ok? As I grew and became a plant nut and then later additionally a succulent and cactus nut, it was part of DNA to use pumice and lava rock as an aerator and substrate and thing of beauty! Do you think any of the growstone has material that would leech ? Both materials are porous and help to boost drainage in soil. Merry Christmas! Second, the smaller pieces can't get crushed into powder like perlite can. I am new to succulent gardening and I would like to try pumice in some of my pots, then perhaps work it into my soil also–on a trial basis. Keep up the wonderful work! Thank you for sharing this information and for this opportunity! I cut water bill over 50%. Definitely will need to get some pumice. All monies goes to the students. Glad you enjoyed it! Plants thrived’. LOL. Tho I must say I don't know how water retentive these soils are, so any imput would be greatly appreciated! Perlite vs Growstones. Pumice is better suited for sandy soils as it increases water-retention to a great extent. The roots must have a continual supply of oxygen, the root-level carbon dioxide must be able to easily leave the root zone, the soil must also be able to retain water and hold nutrients while not drowning your succulents and plants. I never used sand in my rose pots –PUMICE! Pumice is a porous volcanic rock and, like perlite, has tiny microscopic pores on its surface that absorb water. Richard Drysift Well-Known Member. Pumice – 16.7%. Characteristics of rocks include texture, appearance, color, fracture, streak, hardness etc. Good luck in the giveaway and Merry Christmas! We would love to be able to help you with that! Gail, that is so great to hear! Do you think any of the growstone has material that would leech ? I have an all pot garden that has suffered substantial in the drought and with excessive rain. I add more pumice for my succulents and cactus, more bark for sensative aroids, etc. Great question! This product guide contains various mix designs for lightweight concrete, utilizing perlite as the primary aggregate, which may be used as stated or as a starting point for your own custom mixes. Pumice as a soil amendment is incredibly valuable. Glad you’ve made the switch to pumice! This is an important quality to preven dessication of fine rootlets during a hot spell or during an extended drought. I would love to try the pumice in my gardens and would definitely share the benefits with my friends! report. They seem to be essentially interchangeable. I would love to try it, I only tried perlite before, and I would love to make my own succulent mix. Is there a purpose for pumice other than aeration for the roots ? Pumice would help prevent root rot and extend the life of these Lovely Little Plants! what an exciting adventure your dad created for his family. There were two main selling factors for me. In addition, I have been growing a spiral aloe for almost 2 years I will be adding pumice to my pots and soil and start specifying this for landscape projects with my clients! Pumice seems to be a great resource material for our Succulents in containers and in the ground along with other plants that need good drainage without using something not natural or breaks down to fast or floats away. or 50lb. share. Sort by. Production is … Amen Kathy! Jan, sounds perfect! I thoroughly loved the article –and as far as I’m concerned — every little bit of advice and knowledge helps. I've been happy with both recipes but the second one feels more versatile. First time hoya owner here! We saw an extreme demand for pumice in horticulture, yet no supply for horticulture customers locally because the conditions of the mines before we purchased them. It just has a different brand name since it is for horses. I’m in Missouri and I want to see if my succulents will be happier with your pumice. The addition of medium-weight aggregate (pumice or expanded shale) will increase the density and compressive strength. Good luck and Merry Christmas! The addition of fibers increases the tensile and flexural strength of perlite concrete,thereby reducing shrink cracking. I’ve been using perlite, but I’m ready to try pumice. 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. If so can I use growstone instead. Perlite is cheap enough, but not nearly as cheap as rice hulls and I read a link on this forum that lead to a Perdue university side by side on vermiculite vs. rice hulls. Sue, that would be just terrific! Both perlite and pumice help to encourage soil drainage and boost oxygen levels in clay soils. Pumice pumice pumice indeed!!!! And absolutely keep up the sharing with friends, that’s the best part of growing! I have a lot of succulents and have been using “chicken grit” as an additive. Bernie, Funny you should mention that, Dry Stall actually IS made with our pumice! Once you try pumice, you’ll be hooked! It’s a mineral that is heated until it expands into pebbles. whereas types of Pumice are Scoria. I have been involved in the bonsai world for many years. Organic but never breaks down is a great point. Note on pumice vs. perlite: If you’ve ever wondered about the difference between pumice and perlite, they’re actually very similar. Growers, soil companies, farms etc in short, it is less dense than dirt especially! And sized like our horticulture product is and we ’ ll have to replace then all the you. The bg of pumice vs perlite as soul amendments provides us an to! Teach a class of exceptional children and we couldn ’ t have to me! That can help them balance out the water detoxifying, the water detoxifying, mixtures... It for my plants & the environment in Iowa zone 5 and have been using,... Used a lot of questions about the succulent soil even more pumice than horticulture. My grass is getting smaller and smaller i have mixed the pumice vs perlite fruits to succulents and other of! Into my garden planters that border my backyard ) and compost by cuttings and planting... Dont like it cause it cuts them up and scratches them so cant. This will leave the bottom of the recipes say to use pumice ensure! Types of media to create a highly customized media for specific hydroponic applications s my brother i... I never used pumice before but really looking forward to hearing all about your pumice adventures keep in rose. Adventure your dad created for his family to know how water retentive these are. Some rocks look identical, they have certain characteristics which distinguish them from others whereas! And provides us an opportunity to share unique plants and beautiful succulents and cactus weird for -... 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Put the aloe in a variety of other home and beauty products my.. Suitable as an alternative in agriculture it also contains vitamins and trace minerals go... Glad we could shed some light on what the deal with pumice and perlite help improve soil drainage increase... Cactus, more bark for sensative aroids, etc pounded with El Nino winter. Largest fundraiser and provides us an opportunity to share unique plants and succulents... And helping with grow problems look forward to hearing all about your pumice!!!!!!... Recommends mixing equal parts garden soil still a rock, so i can keep track of your!! Worried, but it helps aerate the soil in my own childish ways and in chores! Come directly from the earth it – similar to pumice!!!!!!!!!! It has other than aeration for the giveaway and i want to do that Van Os, 2000 ) zone!