A few companies are now making pots from recycled plant materials bound together with natural resins. These materials include bamboo fibre, rice starch and rice husks. These are multi-use pots and, with care, should last several years.
Worth Gardening Bio-Based Growing Pots £1.50-£2.50 for 5 Plant-based materials; 9cm, 10.5cm, 12cm and 13cm; 9cm square
Haxnicks Bamboo Pot £4.99-£7.69 for 5
Bamboo fibre, rice starch and resin; 10cm, 12.5cm and 15cm; two colours
Vipot Biodegradable Squat Plant Pot £6.99 for 10 Waste plant products, such as rice husk; 9cm