3/16" Horticultural Black Lava Rock for Bonsai

🌵 MULTIPLE USES: Perfect for bonsai, cacti, succulents, and potted plants. Whether indoors or outdoors, our lava rock helps your plants thrive in any environment!

🔴 SMALL 3/16-INCH SIZE: The ideal size for mixing into soil or using as a decorative top layer in pots and planters.

🌋 100% NATURAL: Pure, volcanic rock with no additives, dyes, or fillers — straight from the earth to your garden!

💧 AIDS WITH WATERING: Naturally porous lava rock absorbs excess water and releases it slowly over time, helping to keep your plants hydrated and happy.

🛡️ PROTECTS PLANT ROOTS: Place lava rock at the bottom of your planter to create a drainage layer that prevents overwatering and keeps your plant’s roots safe.

Mined in the U.S.A. — Proudly sourced for quality and sustainability.

Our lava rock is carefully screened to ensure consistent size and cleanliness. It's ready to use right out of the bag, making it easy to incorporate into your potting mix.

*5 gallons shipped in a heavy duty bag in an 18x12x10 box*