Rocky Hill Garden Supply
 Call us at: 207-645-5381

The extraordinary earthworm has been one of nature’s greatest producers of all natural plant food. Earthworm castings are an excellent, all purpose, organic supplement for your soil to help improve plant health, growth and yield. 

At Earth Keeper Castings our goal is simple: feed the soil, nourish the plant, and save the Earth. With a renewable product born from our rigid dedication to quality, honesty, and an all natural chemical free manufacturing, your satisfaction is important. In our facility an estimated 4 million African Earth Worms are hard at work digesting a special diet to bring you our 100% all natural castings straight from the worm’s belly to your garden.
Earth Keeper's Castings - Nature's Perfect Soil Enhancement
100% Pure Earthworm Castings
ALL NATURAL: Our worms are fed an organic diet developed by our certified master gardener to guarantee an all natural chemical free product.

IMPROVES SOIL: Increases soil’s structure, aeration, and ability to hold water promoting deeper growing and healthier roots.

SAFE FOR ALL PLANT USE: Our safe long lasting nutrient rich product will not burn your plants.  

FOR INDOOR AND OUTDOOR USE: Use our odor free castings to enhance your growing experience both indoors and out.

A Jay Middle School Science visits the worm farm for a tour
EK at the East Coast Cannabis Conference
EK at the Franklin County Business Expo
EK at the Fiddlehead Festival
EK at the MELNA Show