As an Amazon Associate I earn from qualifying purchases.

Perfect for preventing root rot. Ideal for pots with no drainage holes you can place the lava rocks at the bottom of the planter so the water can pool without drowning the roots.
Packedthe red lava rock is 2. 8lbs. Well packed and simply tear off the top then reseal. You can take the portion you need with the cactus and succulent soil mix, and then seal it back for perfect prevention and storage. Othersthe sizes of the pieces are 3 - 6 mm approximately and these volcanic lava rock is perfect for diffusing aromatherapy essential oils!But you need to cleaning until there are no impurities.

Helps to maintain moisture, aerate soil, prevent erosion, and improve drainage. Customizable mix -- lava rock is used as a soil additive or top dressing in the art of bonsai.
Useful and size: the black lava rock is 2. 2lb. Volcanic rock great as a ground cover or for garden paths and planter beds. Multi-use -- the temperature tolerance and quality of toyPOPOR lava rocks make it useful for filling aquariums, fire pits, ashtrays, fire media, garden soil amendment, in addition to top dressing for plants. Easy to maintain -- focus on the most satisfying part of maintaining a plant.

Ideal drainagethe porosity of lava rocks allows for good drainage while maintaining moderate moisture within soil to allow your newly potted, acid-loving plants to grow beautifully.
Usually it is used as a soil additive or top dressing in the art of bonsai. Easy to maintainreplacing existing mulch with porous lava rocks to maintain plants like succulents, cacti, orchids, and bonsai trees ensures quick drainage while maintaining a little water. And provides mineral supplements. You can take the portion you need, and then seal it back for perfect prevention and storage.

Potted soil additiveslava rock soil additive is used as a soil additive or top dressing in the art of bonsai. Lava rock can improve water drainage, neutralize soil pH, and help plants grow better. The porosity of lava rocks allows for excellent drainage while maintaining moisture within soil and also supply the necessary nutrition for plants growing.
Horticultural lava widely usageno dyes or chemicals, Volcanic rock plus colored gritty mix. Lava rocks can be used for top dressing of plants, prevent erosion, aerate soil, Helps to maintain moisture, and improve drainage.

Each rock is the most popular size for normal uses between 3/4~1 Inch. Multifunctional - improve flame performance by spreading the gas dispersion in all directions | base layer underneath fire glass or mixing with glass together | retain the heat under the cooking surface for all gas grills | great in soil to retain moisture for plants | decorative landscape lava rock for garden, ponds, patio, fish tank etc.
High temperature resistance - lave rocks withstand extremely high temperatures with high heat retention properties, will not break down, melt or crack in high heat settings. Package details - each bag contains 10 pounds of Lava Rock. Lava rocks for fire pit are formed when magma rises to the surface during volcanic activity and cools on the surface.


Perfect size: 1/2''red lava rock is sifted and sieved for a perfect size that is ready for direct potting use.
Ideal drainage: lava rocks are porous and will absorb and slowly release excess water back to the plant. Multifunctional: lava rocks not only used for plants decorative landscape, fish tank but also used for Fire Pit Bowls, garden, ponds, Gas Logs, patio, Fireplaces. Help grow better: red lava rocks as a soil additive in the art of bonsai.

Adding porous lava rocks instead of mulch to maintain plants like orchids, cacti, succulents, and bonsai trees ensures proper drainage while maintaining moisture.
Multi-use -- the temperature tolerance and quality of Bonsai Jack lava rocks make it useful for filling aquariums, garden soil amendment, fire pits, fire media, ashtrays, in addition to top dressing for plants. Easy to maintain -- focus on the most satisfying part of maintaining a plant. Made in the usa -- all bonsai jack soil products are lab-tested and free of dyes.

Decoration provide a nice warm fire glow in a wonderful night. Add texture and a color accent to your fire pit and fireplace, also can be used as mulch for your garden, providing a beautiful and pristine feel.
High temperature lava rock stone has strong corrosion resistance, heat resistance, fade resistance and retains heat effectively. Black lava rocks is a brilliant and Stylish Addition for Your For fire pit Replacing Traditional Burning Wood. Functional applications use lava rock granules in natural gas or in propane gas fire pits and fireplaces to provide more warmth to your fire by evenly distributing heat.
1. American Fireglass
#ad
All-Natural, American Fireglass LAVA-S-10 American Fire Glass Small Sized Lava Rock, Black, Porous, 1/4" to 1/2" Thick x 10 lb.
#adAmerican Fireglass #ad - All-natural lava rocks: formed as volcanic magma rises to the surface then cools and releases gases, these small fire rocks can withstand the most extreme temperatures without damage or crumbling, making them a beautiful addition to your fire feature! Sourced in the USA.More information #ad
Brand | American Fireglass #ad |
Manufacturer | American Fireglass #ad |
Height | 3 Inches |
Length | 14 Inches |
Weight | 10 Pounds |
Width | 16 Inches |
Part Number | LAVA-S-10 |
Model | LAVA-S-10 |
More information #ad
2. CARURBODY
#ad
CARURBODY Red Lava Rocks for Plants -100% Pure Volcanic Rock No Dyes or Chemicals-Best Lava Stones Top Dressing for Cacti Succulents Plants,Bonsai
#adCARURBODY #ad - Ideal drainage these lava rocks are all natural and organic. Professional formulation this lava rock is made up professional formulation which keep its well drainage and also supply the necessary nutrition for plants growing. Multi usagelava rocks not only can be used as a soil additive, or top dressing in the art of bonsai, or bottom layer, they but also can be used for ashtrays, garden soil amendment.Perfect for preventing root rot. Ideal for pots with no drainage holes you can place the lava rocks at the bottom of the planter so the water can pool without drowning the roots.
More information #ad
Lava rocks are porous and will absorb and slowly release excess water back to the plant. It is best for succulent hobbyist and other succulent lovers. Packedthe red lava rock is 2. 8lbs. Well packed and simply tear off the top then reseal. You can take the portion you need with the cactus and succulent soil mix, and then seal it back for perfect prevention and storage. Othersthe sizes of the pieces are 3 - 6 mm approximately and these volcanic lava rock is perfect for diffusing aromatherapy essential oils!But you need to cleaning until there are no impurities.
Brand | CARURBODY #ad |
Manufacturer | CARURBODY #ad |
Weight | 2.2 Pounds |
Part Number | A-02 |
More information #ad
3. TOYPOPOR
#ad
TOYPOPOR Black Horticultural Lava Rock Soil Additive for Cacti Succulents Plants No Dyes or Chemicals 100% Pure Volcanic Rock 2.2LB Top Dressing
#adTOYPOPOR #ad - Toypopor lava rock soil additive can be mixed with ingredients such as pine bark fines, granite grit, calcined clay, and or dirt to create soil specific to your needs. Ideal drainage -- the porosity of lava rocks allows for excellent drainage while maintaining moisture within soil to allow your newly potted, acid-loving plants to cultivate and flourish.Helps to maintain moisture, aerate soil, prevent erosion, and improve drainage. Customizable mix -- lava rock is used as a soil additive or top dressing in the art of bonsai.
More information #ad
Adding porous lava rocks instead of mulch to maintain plants like orchids, cacti, succulents, and bonsai trees ensures proper drainage while maintaining moisture. Useful and size: the black lava rock is 2. 2lb. Volcanic rock great as a ground cover or for garden paths and planter beds. Multi-use -- the temperature tolerance and quality of toyPOPOR lava rocks make it useful for filling aquariums, fire pits, ashtrays, fire media, garden soil amendment, in addition to top dressing for plants. Easy to maintain -- focus on the most satisfying part of maintaining a plant.
Brand | TOYPOPOR #ad |
Manufacturer | TOYPOPOR #ad |
Weight | 2.2 Pounds |
Part Number | ORTCI |
More information #ad
4. Boniosz
#ad
No Dyes or Chemicals, Succulents and Terrarium Plants, 100% Pure Volcanic Rock, Boniosz 2.5lb Black Horticultural Lava Rock Soil Additive for Cacti, Vase Fillers
#adBoniosz #ad - Well packed and simply tear off the top then reseal. Easy resealable packageit comes in a good-sized zipper bag. Widely usethe temperature tolerance and quality of boniosz red lava rocks make it useful for filling aquariums, DIY projects, fire pits, ashtrays, garden soil amendment, fire media, potting soil mediums, in addition to great top dressing for plants.Ideal drainagethe porosity of lava rocks allows for good drainage while maintaining moderate moisture within soil to allow your newly potted, acid-loving plants to grow beautifully.
More information #ad
Great sizeblack lava rock is sifted and sieved for a perfect particle size that is ready for direct potting use. Usually it is used as a soil additive or top dressing in the art of bonsai. Easy to maintainreplacing existing mulch with porous lava rocks to maintain plants like succulents, cacti, orchids, and bonsai trees ensures quick drainage while maintaining a little water. And provides mineral supplements. You can take the portion you need, and then seal it back for perfect prevention and storage.
Brand | Boniosz #ad |
Manufacturer | Boniosz #ad |
Weight | 2.5 Pounds |
More information #ad
5. OUPENG
#ad
1.6LB Mix Horticultural Lava Rock Pebbles-Decorative Landscaping Gritty Rocks,Pumice Potting Soil Amendment,Additive for Succulent,Cactus Bonsai,Vase Fillers,Terrarium,Fairy Gardening,Top Dressing.
#adOUPENG #ad - Adding porous lava rocks instead of mulch to maintain plants such as orchids, succulents, and bonsai trees. Bonsai rocks sizethe 1. 6lb mix lava stone is packed in a suitable size bag. Due to transportation bump, it'll be some powder on surface.Potted soil additiveslava rock soil additive is used as a soil additive or top dressing in the art of bonsai. Lava rock can improve water drainage, neutralize soil pH, and help plants grow better. The porosity of lava rocks allows for excellent drainage while maintaining moisture within soil and also supply the necessary nutrition for plants growing.
More information #ad
Before you first use, make sure to wash 2-3 times. Bonsai soil ideal drainage faster draining blend, cacti, no root rot. Gritty mix diy materialwith multiple colors, scene setting, this colorful gritty mix is good for home decoration, houseplant, flowerpot, terrarium, garden, cactus bonsai, fish tank, succulent, fairy Gardening, vase fillers, craft projects, outdoor decorative and more. Horticultural lava widely usageno dyes or chemicals, Volcanic rock plus colored gritty mix. Lava rocks can be used for top dressing of plants, prevent erosion, aerate soil, Helps to maintain moisture, and improve drainage.
Brand | OUPENG #ad |
Manufacturer | OUPENG #ad |
Part Number | HUN-RONG |
Model | HUN-RONG |
More information #ad
6. Skyflame
#ad
1/10"-1/5" Natural Sizes, Skyflame 10LB Lava Rocks for Fire Pits, Fireplaces, Fire Tables, Black Earth, Garden Landscaping Decoration, Indoor and Outdoor Use
#adSkyflame #ad - Natural lava rock - made by nature and hand picked and bagged. Widely usetage - great for bbq’s, fire Pit Bowls, Firepits, Landscaping, Barbeques, gas logs, fireplaces, Garden Mulch and Aquariums.Each rock is the most popular size for normal uses between 3/4~1 Inch. Multifunctional - improve flame performance by spreading the gas dispersion in all directions | base layer underneath fire glass or mixing with glass together | retain the heat under the cooking surface for all gas grills | great in soil to retain moisture for plants | decorative landscape lava rock for garden, ponds, patio, fish tank etc.
More information #ad
High temperature resistance - lave rocks withstand extremely high temperatures with high heat retention properties, will not break down, melt or crack in high heat settings. Package details - each bag contains 10 pounds of Lava Rock. Lava rocks for fire pit are formed when magma rises to the surface during volcanic activity and cools on the surface.
Brand | Skyflame #ad |
Manufacturer | Skyflame #ad |
Weight | 10 Pounds |
Part Number | SK-FA0180-BK10 |
More information #ad
7. Stanbroil
#ad
10 Pounds 0.1"-0.2", Stanbroil Lava Rock Granules, Decorative Landscaping for Fire Bowls, Gas Log Sets, Fire Pits, Indoor or Outdoor Fireplaces
#adStanbroil #ad - Durable, long-lasting, fire pit rocks look great and have a fascinating burning effect. Use as a neutral bass layer, and indoor or outdoor fireplaces, then top with logs or fire glass! Perfect for fire bowls, fire pits, liquid propane or natural gas.More information #ad
Granules are small and vary in size from 01" to 02" in diameter. Natural black lava rock with hints of black. Withstand the most extreme temperatures without damage or crumbling, add realism or create depth to gas logs to your gas logs.Brand | Stanbroil #ad |
Manufacturer | Stanbroil #ad |
Weight | 10 Pounds |
Part Number | D007-5-BK |
More information #ad
8. Anothera
#ad
Cacti, Natural Lava Rocks Granules Decorative Landscaping for Bonsai, Vase Fillers and Terrarium Plants, 5Lbs, Succulents Plants
#adAnothera #ad - Easy to maintain: the color is show different between dry and wet crushed lava rock, ensures quick drainage while maintaining a little water. And provides mineral supplements. Just place the lava rocks at the bottom of the pots, so the water can pool without drowning the roots.Perfect size: 1/2''red lava rock is sifted and sieved for a perfect size that is ready for direct potting use.
More information #ad
Lava rocks contain trace minerals that plants need to grow and help them grow strong. Usually used as a top dressing for bonsai, succulents, and cacti etc. Perfect for preventing root rot. Ideal drainage: lava rocks are porous and will absorb and slowly release excess water back to the plant. Multifunctional: lava rocks not only used for plants decorative landscape, fish tank but also used for Fire Pit Bowls, garden, ponds, Gas Logs, patio, Fireplaces. Help grow better: red lava rocks as a soil additive in the art of bonsai.
Brand | Anothera #ad |
Manufacturer | Anothera #ad |
Height | 3.15 Inches |
Length | 13.78 Inches |
Weight | 5 Pounds |
Width | 9.84 Inches |
Part Number | HongHuoShan-5lb |
Model | HongHuoShan-5lb |
More information #ad
9. Bonsai Jack
#ad
No Dyes or Chemicals, 100% Pure Volcanic Rock 2 Dry Quarts, Bonsai Jack, Black 1/4 inch Horticultural Lava Rock Soil Additive for Cacti, Succulents and Plants
#adBonsai Jack #ad - Bonsai jack lava rock soil additive can be mixed with ingredients such as pine bark fines, calcined clay, granite grit, and or dirt to create soil specific to your needs. Customizable mix -- lava rock is used as a soil additive or top dressing in the art of bonsai.Adding porous lava rocks instead of mulch to maintain plants like orchids, cacti, succulents, and bonsai trees ensures proper drainage while maintaining moisture.
More information #ad
Ideal drainage -- the porosity of lava rocks allows for excellent drainage while maintaining moisture within soil to allow your newly potted, acid-loving plants to cultivate and flourish. Multi-use -- the temperature tolerance and quality of Bonsai Jack lava rocks make it useful for filling aquariums, garden soil amendment, fire pits, fire media, ashtrays, in addition to top dressing for plants. Easy to maintain -- focus on the most satisfying part of maintaining a plant. Made in the usa -- all bonsai jack soil products are lab-tested and free of dyes.
Brand | Bonsai Jack #ad |
Manufacturer | Bonsai Jack #ad |
Height | 11.25 Inches |
Length | 2 Inches |
Weight | 1.5 Pounds |
Width | 8 Inches |
Part Number | 723905647407 |
More information #ad
10. Generic
#ad
Potted Plants, Aquariums, 1/2" x 1" Natural Volcanic Crushed Lava Rocks Stone for Indoor or Outdoor Gas Fire Pits and Fireplaces, 10 Pounds Black Lava Rock Granules, Decorating Garden Landscaping
#adGeneric #ad - Black lava rock will be a charming accent for your interior or outdoors. Withstand the maximum temperatures without being damaged or broken. Eco-friendly fire pit lava rocks do not emit soot, or smoke, nor do they degrade. Fire pit rocks also can be used as mulch for your garden, succulent plants lava rock, aquarium lava rocks, bonsai lava rock, grill lava rocks.Decoration provide a nice warm fire glow in a wonderful night. Add texture and a color accent to your fire pit and fireplace, also can be used as mulch for your garden, providing a beautiful and pristine feel.
More information #ad
Natural lava rockthese black lava rocks are formed as volcanic magma rises to the surface, cools and releases gases which gives these volcanic lava rocks their coarse surface. High temperature lava rock stone has strong corrosion resistance, heat resistance, fade resistance and retains heat effectively. Black lava rocks is a brilliant and Stylish Addition for Your For fire pit Replacing Traditional Burning Wood. Functional applications use lava rock granules in natural gas or in propane gas fire pits and fireplaces to provide more warmth to your fire by evenly distributing heat.
Brand | Generic #ad |
Manufacturer | Sugdamr #ad |
More information #ad