COURSE GRADE HORTICULTURAL VERMICULITE
Burpee Natural & Organic Course Grade Horticultural Vermiculite is a lightweight amendment that improves moisture and nutrient retention. Course grade vermiculite is an ideal amendment for custom blend growing mixes for raised garden beds, container gardening and seed starting.
- Promotes faster seed and root growth
- Retains nutrients and moisture, releasing them as the plant requires them
- Improves drainage and aeration in potting mixes
- Loosens heavy soil, reducing compaction
- OMRI listed for organic use