Crushed Whelk Shells – Natural Slug Deterrent & Mulch for Gardens | Wowcher

Eco-Friendly & Sustainable – Made from West Wales whelk shells, supporting local fisheries and reducing waste. Generous Coverage – Each bag covers approx. 0.5m b2; ideal for mulching, weed suppression, and moisture retention. Multiple Sizes Available – Choose from 11kg or 18kg bags to suit your garden size and needs. Natural Slug & Snail Deterrent – Forms a sharp, non-chemical barrier to protect plants from common garden pests. Fully Recyclable Packaging – Robust bags designed for reuse or recycling to reduce environmental impact. Low Maintenance – Easy to apply, long-lasting, and requires minimal upkeep once spread. Decorative Coastal Mulch – Brightens borders, beds, and pots with a unique coastal look.