Crab/Lobster Shell Flour

Crab/Lobster Shell Flour is a finely ground crustacean meal crafted to nourish soil biology while delivering essential nutrients. Rich in nitrogen, phosphorus, calcium, magnesium, and chitin, this marine-based amendment integrates evenly into soil blends and topdress applications to boost moisture retention and organic matter.

Why this matters for your garden

• Chitin-rich formula supports beneficial soil bacteria that degrade chitin, helping to suppress soil pests and some root diseases.
• Improves soil structure and moisture retention, aiding plant resilience in containers, raised beds, and garden plots.
• A versatile soil amendment that complements composts, worm castings, and organic mixes to enhance overall soil health. Use cases and ideal applications
• Compost and organic soil mixes: mix in to accelerate microbial activity and nutrient availability.
• Garden topdressing: apply as a surface layer to gradually boost soil minerals and organic matter.
• Pest and disease management support: the chitin content fosters beneficial bacteria that help suppress ants, grubs, fungi, and some root nematodes.
• Hydroponics or soilless blends: as a nutrient source and soil-building additive when used in conjunction with other amendments.
• how to apply
• Application rates and methods are designed to be simple and flexible, with options for pre-plant incorporation or surface topdressing.
• Mix into soil before planting or blend into organic soil mixes at 1/4 to 1/2 cup per cubic foot of soil.
• Chitin spray for fungal and pest issues (preparation and use)
• For targeted control of fungal diseases and pests, you can prepare a chitin spray using Crab/Lobster Shell Flour, water, and a small amount of Quantum VSC:
  
• Crab/Lobster Shell Flour is a marine-based, crustacean meal designed to slot into established soil-building routines. It pairs well with other organic amendments and supports long-term soil vitality, especially when integrated into regular topdressing and composting cycles.
  
• The Soil Makers bring decades of experience in sustainable soil amendments. This Crab/Lobster Shell Flour reflects our emphasis on natural minerals, soil biology, and practical, results-driven gardening inputs that help home gardeners, small-scale growers, and hydroponic enthusiasts build living soils.