Top 10 Lava Rocks for Plant Drainage – Outdoor Decorative Stones

As an Amazon Associate I earn from qualifying purchases.

1. TOYPOPOR

#ad

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 - Multi-use -- the temperature tolerance and quality of toyPOPOR lava rocks make it useful for filling aquariums, fire media, ashtrays, garden soil amendment, fire pits, in addition to top dressing for plants. Easy to maintain -- focus on the most satisfying part of maintaining a plant.

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.

Adding porous lava rocks instead of mulch to maintain plants like orchids, cacti, succulents, 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. Volcanic rock great as a ground cover or for garden paths and planter beds. Useful and size: the black lava rock is 2. 2lb.
BrandTOYPOPOR #ad
ManufacturerTOYPOPOR #ad

2. JK Global Imports

#ad

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

#ad
JK Global Imports #ad - 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. Ideal aggregate for water drainage and aeration.
BrandJK Global Imports #ad
ManufacturerThe Bonsai Supply #ad
Height8 Inches
Length12 Inches
Width3 Inches

3. CARURBODY

#ad

CARURBODY Black 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 - 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.

Packedthe black lava rock is 2. 8lb. Well packed and simply tear off the top then reseal. It is best for succulent hobbyist and other succulent lovers. Professional formulation this lava rock is made up professional formulation which keep its well drainage and also supply the necessary nutrition for plants growing. Ideal drainage these lava rocks are all natural and organic.

Perfect for preventing root rot. Lava rocks are porous and will absorb and slowly release excess water back to the plant. 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. Multi usagelava rocks not only can be used as a soil additive, or bottom layer, or top dressing in the art of bonsai, they but also can be used for ashtrays, garden soil amendment.
BrandCARURBODY #ad
ManufacturerCARURBODY #ad
Weight2.2 Pounds
Part NumberA-01

4. wohohoho

#ad

2.7lb Black Horticultural Lava Rock Bonsai Drainage Gravel Decorative Stones for Indoor Potted Plants Succulent Cactus Gritty Planting Medium Volcanic Pebbles for Terrarium, Top Dressing, Gardening

#ad
wohohoho #ad - Ideal drainage faster draining blend, succulents, no root rot. Before you first use, make sure to wash 2-3 times with water until their surface clean and smooth. Lava rocks can be used for top dressing of plants, prevent erosion, aerate soil, helps to maintain moisture, and improve drainage.

Widely usageno dyes or chemicals, volcanic rock plus colored gritty mix. The porosity of lava rocks allows for excellent drainage while maintaining moisture within soil and also supply the necessary nutrition for plants growing. Sizethe 2. 7lb mix lava stone is packed in a suitable size bag. Diy materialwith multiple colors, vase fillers, terrarium, houseplant, scene setting, succulent, garden, craft projects, cactus bonsai, flowerpot, fish tank, fairy Gardening, this colorful gritty mix is good for home decoration, outdoor decorative and more.

Potted soil additivespre-wash with no artificial fillers or colors. Lava rock soil additive is used as a soil additive or top dressing in the art of bonsai. 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, and bonsai trees. You can take the portion you need and then seal it back for perfect prevention and storage.
Brandwohohoho #ad
Manufacturerwohohoho #ad

5. wohohoho

#ad

Mix Horticultural Lava Rocks Volcanic Rock for Plants Succulent and Cactus Bonsai Gritty Soil Mix Gravel Plant Drainage Volcanic Potting Rocks Pumice for Terrarium Fairy Gardening Top Dressing 2.2lb

#ad
wohohoho #ad - It is best for succulent hobbyist and other succulent lovers. Screened and washed. Well drainage: this succulent gritty mix is super well in water drainage, best for drought tolerant succulents and cactus, help your plants grow beautiful colors and also effective prevent rover water.

Widely usage: this professional gritty mix could also be used as succulent and cactus soil additive or some other soil to improve their water drainage, and neutralize soil PH rate, to help plants grow better. Professional formulation: this gritty mix is made up professional formulation which keep its well drainage and also supply the necessary nutrition for plants growing. Diy material: with multi colors, this colorful gritty mix is good for terrarium, fairy gardening and other DIY projects. Package: 2. 2lb of mixed color lava rock comes packed in an attractive reusable plastic bottle.
Brandwohohoho #ad
ManufacturerWohohoho #ad
Height3.94 Inches
Length5.91 Inches
Width3.94 Inches
Part NumberMulti Lava Rock
ModelMulti Lava Rock

6. Hoffman

#ad

Hoffman 14452 Volcanic Lava Rock, 2 Quarts

#ad
Hoffman #ad - This product weighs 2 quarts. A great decorative moisture retainer for potted or beeded plants. This product weighs 2 quarts. Bright red lava rock. Volcanic lava rock.
BrandHoffman #ad
ManufacturerHoffman #ad
Height15 Inches
Length2 Inches
Weight2 Pounds
Width8.64 Inches
Part Number14452
Model14452

7. Voulosimi

#ad

Voulosimi 3.5 Pounds Black Lava Rock Granules Horticultural Volcanic Stones for Cacti Succulents Potted Plants

#ad
Voulosimi #ad - For succulent hobbyist and other succulent lovers, create soil specific to your needs. Use for filling potted plants, Vase fillers, Flower arrangements, fire media, Succulents, Aquariums. Lasts longer, environmental to use, neutralize soil PH rate. Promote healthy roots so your plants can thrive. Soil conditioner, creates Space for Plant Roots to Expand and Grow, ensures proper drainage while maintaining moisture.
BrandVoulosimi #ad
ManufacturerVoulosimi #ad

8. Bonsai Jack

#ad

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

#ad
Bonsai Jack #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. 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.

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. Adding porous lava rocks instead of mulch to maintain plants like orchids, cacti, succulents, and bonsai trees ensures proper drainage while maintaining moisture.

Made in the usa -- all bonsai jack soil products are lab-tested and free of dyes. Multi-use -- the temperature tolerance and quality of Bonsai Jack lava rocks make it useful for filling aquariums, ashtrays, fire pits, garden soil amendment, fire media, in addition to top dressing for plants.
BrandBonsai Jack #ad
ManufacturerBonsai Jack #ad
Height11.25 Inches
Length2 Inches
Weight1.5 Pounds
Width8 Inches
Part Number723905647407

9. Cz Garden Supply

#ad

Aquaculture Plant Garden Soil Conditioner Amendment 2 LB Cz Expanded Clay Pellets, Aquaponics, Organic Expanded Clay Pebbles Grow Media for Orchids, NFT DWC Hydroponics

#ad
Cz Garden Supply #ad - Cz garden organics is committed to developing Premium Grade custom soil amendment blends, fertilizers, and nutrients for your organic garden. For orchids - clay pebbles porous structure provides excellent drainage and aeration and acts as a water reservoir, which promotes root growth & climb.

Propagate. For hydroponics - #1 media for hydroponic growers. Beware of lower quality pebbles with wild ph swings! Cz Garden Expanded Clay Pebbles are guaranteed pH-neutral, stable, and safe to use in your Organic Garden. 2 lbs of 100% all-natural expanded clay pebbles. Cultivate. Resealable, easy pour packaging: cz garden expanded Clay Pebbles are professionally packaged in a Heavy Duty resealable pouch designed for long term storage.

Inert, ph-neutral, sterile, non-toxic, clean and decorative. Ya dig? Germinate. Pour the necessary quantity with ease and store the rest for future use. Create the perfect environment for your Kratky, DWC, NFT, and Aeroponic Garden! Provides excellent aeration and stability for plant roots.
BrandCz Garden Supply #ad
ManufacturerCz Garden Supply #ad
Height1.5 Inches
Length12 Inches
Weight2 Pounds
Width9.5 Inches
Part NumberCzLECA2lb
ModelCzLECA2lb

10. Mr. Fireglass

#ad

0.8" Sized, Decorative Landscaping Rocks for Indoor and Outdoor Use, 0.4", Mr. Fireglass 10 Pounds Lava Rocks Red Natural Stone Granules for Gas Fire Pit Fireplace & Gas Log Set

#ad
Mr. Fireglass #ad - Especially suitable for water features, shines in swimming pools, ponds etc. It also does a wonderful job as mulch in garden bedsIt to cover the entire exposed aggregate flooring effectively hiding the unseemly pipes and tubes. Firebase to improve flame performance - these black lava rocks have natural a porous surface, which can help spread the gas dispersion in all directions to improve the flame performance.

Natural epic decoration - with an earthy, terrarium, color, lawn, potted plant, vase filler, fountain, lava rock complements many landscapes by adding texture, and depth. Eco-friendly & safe to use - non-fading, non-degrade and non-toxic, Clean burning media for indoor and outdoor use around your home or business. It works well as a transitional rock between two landscapes. The porous structure can absorb harmful bacteria, water gardens, residues, aquariums, feces and harmful heavy metal ions to keep the water in the tank clean.

While, it requires very little maintenance. Weight: 10 pounds. Works great with propane and natural gas. Activate oxygen ions in water and optimize water feature- natural volcanic rocks can activate the oxygen ions in the water and promote the metabolism of plants and animals. Different colors & sizes for choice - color available in black or Red Colors, Stone size in 04"-0
BrandMr. Fireglass #ad
ManufacturerMr. Fireglass #ad
Part NumberMF-FG092-AB10