Vegetables and annuals: Add 15-30% worm castings into soil mix depending on existing soil structure. Alternatively work 1-2 inches of worm castings in planting zones, garden and seed furrows. Set plant or seed cover with soil mix and lightly water. Side dress during the growing season with ½ to a full cup of worm castings per foot for each row every couple of months.
Perennials: Add 15-30% worm castings into soil mix depending on existing soil structure. Apply 1 inch of worm castings above the root zone once per year, cover lightly with soil or mulch and water. Take caution not to damage shallow roots while working the worm castings. Apply in spring and again in early fall.
Planting seeds, seedlings and transplanting potted plants: Add 10-25% worm castings into soil mix depending on existing soil structure.
Established potted plants: Add in ½ to an inch of worm castings to the surface of the soil and water. Monitor and repeat every couple of months.
New or transplanted roses, trees, shrubs and berries: Allow plant to recover from transplanting shock. Then lightly top dress with 1 inch of worm castings. Water well and monitor.
Established Roses: Gently, scratch in 2-4 cups of worm castings into 2-3 inches of soil around each plant once annually. For late fall application, mound roses with a 10-25% mix of worm castings to its soil structure 4-8 inches high. As the following spring approaches, spread mound evenly around the plant.
Worm Castings Tea: Submerge 1lb of worm castings in 5 gallons of water for 24 hours and aerate. Use right away. Worm castings tea is excellent for flowering and fruiting, apply once a month needed. Monitor plants, trees and shrubs.