FANTIAN 5 lbs Black Lava Rocks for Plants,1/4 Inch Crush Volcanic Rock Pumice Soil Additive for Succulent Aquarium Cactus Bonsai Fire Pits and Garden Landscaping

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• 【Note】Due to processing and transportation, there will be some residue and dust in the package. Directly into the aquarium will cause turbidity in the water, after receiving the goods, please wash with water, clean and filter the mineral residues in the stone holes. After 6 hours of precipitation, the turbid aquarium water will be much cleaner!
• 【Natural Volcanic Rock】Volcanic lava stone, also known as pumice, is a naturally occurring lava stone with dense air pockets. The porosity allows for excellent drainage while maintaining moisture within soil to allow your succulent potted to cultivate and flourish
• 【Lava Rocks for Plants】Adding lava rocks mulch to maintain plants like orchids, succulents, cacti, and bonsai trees ensures proper drainage while maintaining moisture. It is not only aesthetically pleasing but also prevents weeds from growing
• 【Lava Rock Aquarium】Volcanic stone generally has the effect of softening the alkaline pH, which is generally acidic. It adsorbs harmful bacteria and heavy metal ions that affect living organisms. It can be appropriate to adjust too acidic or too alkaline water automatically adjusted to close to neutral
• 【Wide Usage】FANTIAN horticultural gravel make it useful for filling aquariums, ashtrays, fire pit, garden soil amendment, in addition to top dressing for plants