Feed pots and hanging baskets all summer
The best slow-release fertilisers only need applying once to feed plants all summer. Our trial results reveal the best brands, and the ones to avoid
In our full review you can see...
- Which? reviews Best Buy slow-release fertilisers for feeding your plants in pots and containers
- Which? compares the best and worst slow-release fertilisers to use in containers
- Which? explains how we test slow-release fertiliser granules on container-grown plants