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Waste is food
Worms turn scraps and organics into living castings your plants can use.
Farm-grade vermicompost
Build soil that works as hard as you do
Better soil. Stronger growth.
Pure worm castings from Osceola, South Dakota — screened, bagged, no fillers. For gardeners and growers who want real dirt results, not gimmicks.
Osceola, South Dakota
Pure castings · no fillers
Small-batch · local pickup
Est. 2024
Why vermicompost
Dirt doesn’t lie
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Gentle power
Hard to burn seedlings. Strong enough for beds, pots, and lawns.
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Nothing padded
Screened castings in the bag — not bulked out with fillers or hype.
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Made here
Raised and bagged near Osceola. Pickup when it works for both of us.
Shop the line
Castings for serious growers
Need it in bulk?
Farms, market growers, and landscapers — bulk castings by arrangement.
How it works
Four simple moves
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Pick a bag
Tell us what you’re growing — we’ll point you to a size.
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Mix or top-dress
Work into soil at planting or sprinkle around established plants.
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Water in
Let moisture carry nutrients into the root zone.
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Grow on
Repeat lightly through the season. A little goes a long way.
Osceola, South Dakota
Waste is food
Pure Soil Worm Co. is a small vermicompost outfit. Waste feeds the worms; castings get screened and bagged. Better soil — that’s the whole pitch.