Sun Gro Black Gold Earthworm Castings, Multicolor ,8 quart
OMRI Listed for organic gardening, this enriching soil amendment is great for use as a top-dressing or can be added to water to make a rich "casting tea".
- For organic gardening
- Enriching soil amendment
- Use as a top-dressing
1 cup worm castings to 4 cups soil or 1gal to 4gal etc.