Vermiculite, Coarse Grade #3A 4 cu. ft.
- A classic amendment for growing mixes.
- Lightweight, provides superb aeration when mixed in with peat, bark, or compost.
- Supports root structure & supports fast root growth.
- Can be used as a fertilizer.
- Suitable for hydroponic greenhouses.
- Can be used in soil-less hydroponic growing.
Note: Grade may vary between 3 & 3A depending upon availability. Please contact us if precise grade is needed.