Matt is Head of Horticulture and Landscape Strategy at The Royal Parks. A keen fruit, vegetable and house-plant grower, Anne was formerly the glasshouse supervisor at RHS Garden Wisley. Caroline Salis

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

FLOWERS

Picotee-pink-edged, large flowers that look at you from a tall stem. Followed by marbled evergreen leaves. A sterile cultivar from Rodney Davey, it flowers prolifically as its energy is saved for flow

A s with so many things in life, ...

Formerly known as Dicentra spectabilis, bleeding heart (Lamprocapnos spectabilis), is a Chinese plant bearing pink-red, heart-shaped flowers with white tips that hang from arching flower stems in late