Best Composters — 32L + Balcony/patio (2026)
1 composters matching capacity “32L” + best for “Balcony/patio”, hand-picked from UK Amazon listings.
Not sure which one to pick? Read our Best Compost Bin UK (2026) guide.
#1 Pick
WORMbox Wormery Worm Farm Composter, 2 Trays, 32 LitreRated 4.2 out of 5 stars (178)
- Recycled plastic
- Balcony/patio
- 32L
£79.99
Pros
- Compact size suits patios and small gardens
- Stackable trays expand as compost builds up
- Produces nutrient-rich liquid worm feed
Cons
- Smaller capacity than larger wormery systems