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Rabbit Hill Farm Worm Castings (Worm Castings)

Rabbit Hill Farm

Use worm castings to boost beneficial microbial life in soils and to add nutrients and trace minerals. Worms castings also improve the texture of soil for better aeration.


  • Potted plants, new: Use 1 part worm castings to 3 parts potting soil.
  • Potted plants, established: Add 1 to 2 inches of worm castings to top of soil, mix, and water. Repeat every 2 to 3 months.
  • Roses, trees, shrubs, berries, new or transplanted: Mix 1 part worm castings with 2 parts soil. Then surround hole with mix, spread roots over a mound of mix, and cover.
  • Roses, established: Mix 4 cups of worm castings into soil over root zone of plant.
  • Perennials: work 1/2 cup into soil above root zone in early spring, early summer, and early fall.
  • Vegetables and annual flowers: Line holes and seed row with 1 to 2 inches of worm castings, set seeds or plants in place, and cover with soil. Side dress during growing season with 1/2 cup/linear ft. of row every 2 months.
  • Casting tea: Soak 1 part worm castings in 3 parts water for 24 hrs. Water as usual.

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