Grain Spawn - Blue Oyster (1kg) - Plastic Bag Mushroom Wine Cap (Stropharia rugoso-annulata) is

Wine Cap (Stropharia rugoso-annulata) is one of the easiest mushrooms to grow outdoors

Pearl Oysters mushrooms are as beautiful to look at as they are to eat

Ready for 2026

Wine Caps are also commonly referred to as ‘king stropharia’ or ‘garden giant’ as the can grow to be 15cm in diameter

Grain Spawn - Blue Oyster (1kg) - Plastic Bag Mushroom Wine Cap (Stropharia rugoso-annulata) isProduct may not ship for up to 4 weeks. Mushrooms do not fruit from grain spawn. Grain spawn needs to be added to a bulk substrate to fruit. Species Profile Blue Oyster (Pleurotus ostreatus spp.) is a fast growing mushroom with deep blue pins that fade to a pale smoky gray as the mushrooms mature. This cultivar grows well on a variety of substrates making it perfect for beginner and experienced growers alike. Blue Oysters are a reliable producer that