Compost - Supplies - Fedco Seeds

ships year-round

Biochar helps your soil sequester more carbon and emit less nitrous oxide. Also provides a dream home for beneficial bacteria and fungi, while preventing essential nutrients from leaching away. read more

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Coast of Maine Penobscot Blend™ Organic & Natural Planting Mix

Compost

out-of-stock

75% composted salmon, oyster-shell fragments, and wild blueberries with 25% sphagnum peat. Perfect for mulching trees and shrubs, or topdressing lawns. Adds nutrients and structure to planting mixes. read more

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Coast of Maine Quoddy Blend™ Organic Lobster Compost

Soil conditioner for flower & vegetable gardens. Blend of compost, peat, aged bark and crab meal. Rich in micronutrients. Ideal for flower and vegetable beds. read more

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Rainbow Valley Compost

This top-quality compost has strong nitrogen levels and sky-high organic matter. Use as a top-dressing, mix into garden soil, or apply around the trees. Made in Sidney, Maine. read more

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Vermont Compost Plus®

A great boost for transplants, potted plants and garden soils. Improves soil structure, provides a generous dose of slowly released nutrients and enhances microbial activity. read more

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Pro Pelleted Calcitic Limestone

pH and Calcium

The most common and most frequently used soil conditioner. also called Hi-Cal lime. Recommended for soils with excess magnesium. read more

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Superworm Frass

Worm Castings and Frass

NPK: 2-2-2. 16% Chitin. Nourishes chitin-feeding bacteria and fungi, which in turn devour gnat eggs and root-feeding nematodes. Also fortifies plants’ cell walls, and fosters healthy blooms. read more

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Worm Castings

NPK: 0.5-0.5-0.3 apx, plus trace minerals. Worm castings limit plant disease and have beneficial effects including enhanced mycorrhizal activity and the suppression of parasitic nematodes. read more

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Seed Starting Success Kit

Growing Kit - Seed Starting Supplies

currently on backorder

Want to grow your own seedlings but don’t know where to start? This kit is for you! Contains potting soil, cell trays, domes, labels, and extra-thorough instructions to help you succeed. read more

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Vermont Compost Pallets of Bags

Potting Media - Seed Starting Supplies

For the times when a few bags just won't cut it, Vermont Compost blends are available in full pallets of 45-quart bags (36 bags per pallet). read more

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Vermont Compost Totes

Potting Media - Seed Starting Supplies

For the times when those little bags just won't cut it, Vermont Compost blends are available in 2 cubic yard totes, perfect for larger gardens and growing operations. Choose from a variety of blends. read more

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Custom Mixing

Service

Tired of ineffectively mixing fertilizers or potting soil ingredients together in a wheelbarrow or tractor bucket? Let us do the dirty work for you! Buy ingredients from us or bring your own. read more

Organic Growers Supply: Compost