Recommended amount of worm castings needed per 100 sq. ft. garden:
Prior to planting, till in 30 lbs worm castings during cultivation. Broadcast 15 lbs worm castings after sprouting. Top dress ½ lb per plant every other month.
Recommended amount of worm castings for potted plants:
15 lbs for 5-10 plants
Recommended amount of worm castings for germinating indoor plants:
15 lbs for 100-200 plants
Recommended amount of worm castings for trees:
New trees: side dress 2 lbs monthly until established
Established trees: side dress 1 lb in trunk diameter every 2 months
Recommended amount of worm castings for lawns:
Top dress 5-10 lbs per 100 sq. ft. of grass