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All ratings refer to the UK growing conditions unless otherwise stated. Minimum
temperature ranges (in degrees C) are shown in brackets
AGM plants have been through a rigorous trial and assessment programme. They are:
This plant will provide nectar and pollen for bees and the many other types of pollinating insects.
It is included in an evolving list of plants carefully researched and chosen by RHS experts. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually.
'Pink Perfume' is a relatively compact, upright shrub, growing to 1.8m tall, with bright green broadly-ovate leaves. Panicles of sweetly-scented pink flowers are borne from spring to summer and again from summer into autumn
'Palibin' is a bushy, slow-growing deciduous shrub with small, broadly-ovate, dark green leaves and upright panicles of small, fragrant, lilac-pink flowers
'Elinor' is a large, dense, deciduous shrub, to 4m tall and wide, with large, oval leaves. Flowers are held in loose, erect panicles, to 18cm long, and are dark purplish-red in bud opening to pale pinkish-lavender in early summer
'Red Pixie' is a compact, bushy shrub, to 1.5m tall, with spreading branches and small, mid-green leaves that turn yellow in autumn. In late spring, and often again in late summer or early autumn, dense sprays of tubular, sweetly-scented flowers open deep pink from red buds, then fade to pale pink
L. syringantha is a bushy deciduous shrub to 3m tall, with small, oblong, blue-green leaves and fragrant pale pink flowers 1cm wide in pairs in the leaf axils in spring and early summer, followed by red berries
'Bellicent' is a large deciduous shrub with arching branches and large, ovate, dark green leaves. Clear rosy-pink, fragrant, single flowers in panicles to 25cm in length
'Andenken an Ludwig Späth' is a spreading medium-sized deciduous shrub with dark green, heart-shaped leaves and fragrant, single, deep wine-red flowers in slender panicles to 30cm long
C. bignonioides is a spreading medium-sized deciduous tree, with pale green, broad-ovate leaves to 25cm in length. Flowers 3-4cm in width, white, marked with orange and purple, in conical panicles. Fruit a slender bean-like pod
'Charles Joly' is an erect medium-sized deciduous shrub with dark green, heart-shaped leaves and dense panicles of fragrant, deep red-purple, double flowers in late spring and early summer
'Vestale' is a bushy small deciduous tree with mid-green, heart-shaped leaves and broad, compact trusses of fragrant, single white flowers
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We're a UK charity established to share the best in gardening. We want to enrich everyone's life through plants, and make the UK a greener and more beautiful place.