Earthworm Castings

Earth Science Earthworm Castings are made with 100% vermicompost. We never cheapen our product with lower cost fillers of any kind. Earth Science Earthworm Castings are carefully harvested and packaged to provide the best results. They are an excellent supplement for all types of plants, whether in the ground or in containers.

Earthworm Castings

12 lbs

Product Details

Available Sizes

4 lbs, 12 lbs

Usage Type


For gardens, flower beds,
fruits, trees, and shrubs

Spread 1/4 to 1/2 inch thick layer of Earthworm Castings directly around the plant and water. For best results, incorporate into the soil. Reapply every 3 months during the growing season.

For potting mix and potted plants

Potting Mix: blend 1 part Earthworm Castings to 4 parts soil. Potted Plants: add 1/8 to 1/4 inch Earthworm Castings to top of soil and water. Reapply every 4-6 months.

For compost tea (liquid plant food)

Add 1 pound of Earthworm Castings to 5 gallons of chlorine-free water. Water plants with liquid. Evenly spread over soil.

For compost pile

Spread a 1/8 to 1/4 inch thick layer of Earthworm Castings between each new layer of material to be composted. Reapply every 2-3 months.

  • Can be used as a top dressing on lawns. Spread on lawns 1⁄4 inch thick. Irrigate after application if desired.

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