Best Composters — 100L + Small gardens (2026)
1 composters matching capacity “100L” + best for “Small gardens”, hand-picked from UK Amazon listings.
Not sure which one to pick? Read our Best Compost Bin UK (2026) guide.
#1 Pick
Wormcity Wormery 4 Composting Trays (100 Litre), UK MadeRated 4.6 out of 5 stars (234)
- Recycled plastic
- Small gardens
- 100L
£149.00
Pros
- Includes worms, coir bedding and worm food to start immediately
- UK-manufactured from recycled plastic
- Produces liquid feed and rich vermicompost
Cons
- Needs more hands-on management than a static bin