Top 10 Small Lava Rocks for Plants – Outdoor Decorative Stones

As an Amazon Associate I earn from qualifying purchases.

1. 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

#ad
TOYPOPOR #ad - Useful and size: the black lava rock is 2. 2lb. Multi-use -- the temperature tolerance and quality of toyPOPOR lava rocks make it useful for filling aquariums, fire pits, ashtrays, garden soil amendment, fire media, in addition to top dressing for plants.

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. 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. Easy to maintain -- focus on the most satisfying part of maintaining a plant.

Customizable mix -- lava rock is used as a soil additive or top dressing in the art of bonsai. Helps to maintain moisture, aerate soil, prevent erosion, and improve drainage. Adding porous lava rocks instead of mulch to maintain plants like orchids, cacti, succulents, and bonsai trees ensures proper drainage while maintaining moisture. Volcanic rock great as a ground cover or for garden paths and planter beds.
BrandTOYPOPOR #ad
ManufacturerTOYPOPOR #ad
Weight2.2 Pounds

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

#ad
CARURBODY #ad - Packedthe red lava rock is 2. 8lbs. Well packed and simply tear off the top then reseal. Lava rocks are porous and will absorb and slowly release excess water back to the plant. Ideal drainage these lava rocks are all natural and organic.

It is best for succulent hobbyist and other succulent lovers. Perfect for preventing root rot. Multi usagelava rocks not only can be used as a soil additive, they but also can be used for ashtrays, or bottom layer, or top dressing in the art of bonsai, garden soil amendment. 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. 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.

You can take the portion you need with the cactus and succulent soil mix, and then seal it back for perfect prevention and storage. Professional formulation this lava rock is made up professional formulation which keep its well drainage and also supply the necessary nutrition for plants growing.
BrandCARURBODY #ad
ManufacturerCARURBODY #ad
Weight2.2 Pounds
Part NumberA-02

3. OUPENG

#ad

5.7lb 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.

#ad
OUPENG #ad - Diy materialwith multiple colors, craft projects, scene setting, terrarium, cactus bonsai, this colorful gritty mix is good for home decoration, vase fillers, fairy Gardening, fish tank, houseplant, flowerpot, succulent, garden, outdoor decorative and more.

Widely usageno dyes or chemicals, fire media, garden soil amendments, prevent erosion, Volcanic rock plus colored gritty mix . Lava rocks can be used for top dressing of plants, and improve drainage. It can also be used to fill aquariums, ashtrays, Helps to maintain moisture, aerate soil, and fire pits. You can take the portion you need and then seal it back for perfect prevention and storage. Sizethe 5. 7lb mix lava stone is packed in a suitable size bag. Due to transportation bump, it'll be some powder on surface.

Adding porous lava rocks instead of mulch to maintain plants such as orchids, cacti, succulents, and bonsai trees. Potted soil additivespre-wash with no artificial fillers or colors. Before you first use, make sure to wash 2-3 times with water until their surface clean and smooth. Ideal drainage faster draining blend, no root rot. Lava rock soil additive is used as a soil additive or top dressing in the art of bonsai.
BrandOUPENG #ad
ManufacturerOUPENG #ad

4. OUPENG

#ad

Black Decorative Landscaping Pebbles,Pumice Potting Soil Amendment,Additive for Succulents,Cactus Bonsai,Crafts,Vase Fillers,Terrarium,Fairy Gardening,Top Dressing, 1.6LB Horticultural Lava Rocks

#ad
OUPENG #ad - Horticultural lava rocks sizethe 1. 6lb lava stone is packed in a suitable size bag. Adding porous lava rocks instead of mulch to maintain plants such as orchids, succulents, cacti, and bonsai trees. The porosity of lava rocks allows for excellent drainage while maintaining moisture within soil.

Bonsai soil ideal drainage -- faster draining blend, no root rot. Lava 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. Lava rock widely usageno dyes or chemicals, prevent erosion, aerate soil, 100% Pure Volcanic Rock . Lava rocks can be used for top dressing of plants, Helps to maintain moisture, and improve drainage.

Due to transportation bump, it'll be some powder on surface. Diy materialthese small horticultural lava rock are good for home decoration, scene setting, houseplant, succulent, terrarium, vase fillers, craft projects, fish tank, cactus bonsai, fairy Gardening, flowerpot, garden, outdoor decorative and more. Before you first use, make sure to wash 2-3 times. Potted soil additivespre-wash with no artificial fillers or colors.
BrandOUPENG #ad
ManufacturerOUPENG #ad
Part NumberHEIRONG-1.6
ModelHEIRONG-1.6

5. American Fireglass

#ad

Porous, Black, American Fireglass LAVA-S-10 American Fire Glass Small Sized Lava Rock, All-Natural, 1/4" to 1/2" Thick x 10 lb

#ad
American 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.
BrandAmerican Fireglass #ad
ManufacturerAmerican Fireglass #ad
Height3 Inches
Length14 Inches
Weight10 Pounds
Width16 Inches
Part NumberLAVA-S-10
ModelLAVA-S-10

6. Rio Hamza Trading

#ad

100% Pure Volcanic Rock 4QT, Cacti, Horticultural Mini Red/Maroon Lava Rock Pebbles, Plants, No Artificial Colors, Soil Additive for Bonsai, Succulents

#ad
Rio Hamza Trading #ad - Create your own boons mix: Lava Rock is a necessary component of the world renowned professional Bonsai grower community choice potting mixture.

The best bonsai soil additive : Lava Rock is the all around cleanest and safest Bonsai soil additive product. 4 dry quart size: comes in a 4 quart size bag for your small planting or repotting needs. Ready to use: red lava rock is sifted and sieved for a uniform size that is ready for direct potting use. This is a premium quality lava rock substrate for potting Bonsai, succulents, cacti, and other plants. Premium bonsai aggregate: prewashed with no artificial fillers or colors.
BrandRio Hamza Trading #ad
ManufacturerRio Hamza Trading #ad

7. Boniosz

#ad

No Dyes or Chemicals, Vase Fillers, Boniosz 2.5lb Red Horticultural Lava Rock Soil Additive for Cacti, Succulents and Terrarium Plants, 100% Pure Volcanic Rock

#ad
Boniosz #ad - You can take the portion you need, and then seal it back for perfect prevention and storage. 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.

Widely usethe temperature tolerance and quality of boniosz red lava rocks make it useful for filling aquariums, fire pits, fire media, garden soil amendment, DIY projects, ashtrays, potting soil mediums, in addition to great top dressing for plants. Easy resealable packageit comes in a good-sized zipper bag. Well packed and simply tear off the top then reseal.

Great sizered lava rock is sifted and sieved for a perfect 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.
BrandBoniosz #ad
ManufacturerBoniosz #ad

8. Bonsai Jack

#ad

Black 1/4 inch Horticultural Lava Rock Soil Additive for Cacti, Succulents and Plants, No Dyes or Chemicals, 100% Pure Volcanic Rock 2 Dry Quarts, Bonsai Jack

#ad
Bonsai Jack #ad - Bonsai jack 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. Multi-use -- the temperature tolerance and quality of Bonsai Jack lava rocks make it useful for filling aquariums, fire media, ashtrays, fire pits, garden soil amendment, 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. 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.

Adding porous lava rocks instead of mulch to maintain plants like orchids, succulents, cacti, and bonsai trees ensures proper drainage while maintaining moisture. Customizable mix -- lava rock is used as a soil additive or top dressing in the art of bonsai.
BrandBonsai Jack #ad
ManufacturerBonsai Jack #ad
Height11.25 Inches
Length2 Inches
Weight1.5 Pounds
Width8 Inches
Part Number723905647407

9. Rio Hamza Trading

#ad

Cacti, Horticultural Mini Red/Maroon Lava Rock Pebbles, Soil Additive for Bonsai, Succulents, Plants, 100% Pure Volcanic Rock 2QT, No Artificial Colors

#ad
Rio Hamza Trading #ad - 2 dry quart size: comes in a 2 quart size bag for your small planting or repotting needs. This is a premium quality lava rock substrate for potting Bonsai, succulents, cacti, and other plants. Create your own boons mix: Lava Rock is a necessary component of the world renowned professional Bonsai grower community choice potting mixture. The best bonsai soil additive : Lava Rock is the all around cleanest and safest Bonsai soil additive product. Premium bonsai aggregate: prewashed with no artificial fillers or colors.
BrandRio Hamza Trading #ad

10. JK Global Imports

#ad

Lava Rock, Succulents, and Other Container Grown Plants, enables Optimal Drainage, Cactus, Soil Aggregate for Bonsai, Improves Soil Aeration 1/4 inch Black Lava Rock 2 Quarts Bag

#ad
JK Global Imports #ad - Ideal aggregate for water drainage and aeration. Helps to split larger roots into smaller feeder roots. A must in every soil mixture! Resealable stand up pouch made from recycled material ️. Our lava rock comes from Utah. Great soil aggregate for Orchids, Cactus and other container grown plants.
BrandJK Global Imports #ad
ManufacturerThe Bonsai Supply #ad
Height8 Inches
Length12 Inches
Width3 Inches