Pumice
Volcanicย Pumice is screened for uniformityย (1/4″-3/8″) and willย improve drainage and aeration in ALL potting mixes, soils and hydroponics. Formed from molten lava, it is heavier than perlite andย will NOT float to the top of your pots when watered.
Benefits:
โข Lightweight, natural soil amendment
โข Provides great aeration and helpsย anchor plant roots
โข pH neutral
โข Free of diseases, weed seeds and insects
โข Will NOTย break down over time
โข Grade:ย Medium
Available in 1 cubic foot bags.
Growerโs Tip:
Add to your favorite growing mix or potting soil to make a lightweight, well-drained medium for containers.
