Pure worm castings
A straightforward, single-ingredient product with nothing else mixed into the finished product.
Good growing starts from the ground up.
Genuine Red Wiggler worm castings produced locally in Tavernier, Florida.
One finished ingredientNothing else mixed into the finished product
Produced by Captain Jim WillcoxMade in Monroe County, Florida
Four sizesPacked to suit the amount you need
Simple by nature
One ingredient.
Made close to home.
Captain Jim’s Ultimate Worm Castings are produced in Monroe County by Red Wigglers fed on compost and our proprietary worm food. The finished product contains only worm castings.
Raised by Red Wigglers
The worm species behind every batch, cared for by Captain Jim’s in Monroe County.
Packed by the size
The 1 and 2.5 gallon sizes come in a resealable pouch, the 5 gallon in a bucket with a lid, and the 7 gallon in a woven sack.
Florida Keys roots
From our worms
to your garden.
We produce our castings in Monroe County using Red Wigglers, compost, and a proprietary worm food. No undisclosed ingredients are added to the finished product.
Monroe County
Red Wigglers
Captain Jim’s produced
Two simple starting points
Easy to work into your routine.
Potting mixes
Blend 1 part worm castings with 4 parts soil.
Seed starting
Mix approximately 10% worm castings into the starting medium.
Good growing starts from the ground up.
Start with pure worm castings produced by Captain Jim’s in Monroe County, Florida.