Professor Buczacki is a horticultural expert, writer and former chair of Gardeners' Question Time

One of the top experts on pests and diseases, Pippa gardens using organic methods. Matt trained at Kew and has been gardening professionally for more than 30 years. Kirsty is Head of Gardens at Balmor

Did the weather cause mottled rose flowers? Why are apples rotting? Read on…

Why were some of our sunflower heads deformed? ...

Privet makes a resilient, versatile hedge that is easy to care for and beneficial to wildlife

THE PROBLEM SOLVER