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Amazon.com : Wiggle Worm 100% Pure Organic Worm Castings - Organic Fertilizer for Houseplants, Vegetables, and More – OMRI-Listed Earthworm Castings to Help Improve Soil Fertility and Aeration, 15-Pounds : Fertilizers :
![Espoma Organic Earthworm Castings – Use Indoors and Outdoors for Roses, Flowers, Vegetables, Trees, Shrubs & Houseplants. 3 lb. Bag – Pack of 1. for Organic Gardening. Espoma Organic Earthworm Castings – Use Indoors and Outdoors for Roses, Flowers, Vegetables, Trees, Shrubs & Houseplants. 3 lb. Bag – Pack of 1. for Organic Gardening.](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71GvxrzA08L.jpg)
Espoma Organic Earthworm Castings – Use Indoors and Outdoors for Roses, Flowers, Vegetables, Trees, Shrubs & Houseplants. 3 lb. Bag – Pack of 1. for Organic Gardening.
![Yield effect of applying earthworm castings produced during the oilseed rape-growing season in rice-oilseed rape cropping fields to rice | Scientific Reports Yield effect of applying earthworm castings produced during the oilseed rape-growing season in rice-oilseed rape cropping fields to rice | Scientific Reports](https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs41598-018-29125-y/MediaObjects/41598_2018_29125_Fig1_HTML.png)