Slow-release fertilisers Best Buys

Slow-release fertiliser Best Buys

• Find out which slow-release fertiliser will keep your flowers looking great throughout the year
• Ratings for popular brands of fertiliser such as Chempak and Miracle-Gro
• We test the fertilisers out on pelargoniums and potatoes so you can choose the best slow-release fertiliser with confidence

Which? members can find out the full results of our slow-release fertilisers test, along with other Which? research, and find out which is the best fertiliser for feeding plants in containers.

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