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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.
Star Wars is a compact, bushy herbaceous perennial to 30cm in height with bronze-flushed, divided oval leaflets from summer to autumn. Colourful, pinkish-orange star-shaped flowers with yellow centres are borne from summer to autumn
M. flaccida is a cormous perennial, to 60cm tall, producing a single, arching leaf that may reach as much as 1m long. Six-petalled, salmon or yellow flowers are produced on branched stems in spring and summer
'Lemon Fizz' is a trailing, tuberous perennial, to 30cm high, with fully double, fragrant blooms of orange-yellow edged with pink. The leaves are dark green above, pale green below, with purple flushing. Flowers mid-summer into autumn
I. lobata is a twining climber up to 5m tall, usually grown as an annual, with three-lobed leaves. The crimson-flushed stems bear one-sided racemes of small, tubular, dark red flowers which fade to orange and then a creamy yellow in summer
'Harvest Moon' is a herbaceous perennial with branched stems bearing large, fragrant flowerheads to 10cm wide, with reflexed, deep golden-yellow petals and an orange-brown central cone, from mid-summer to early autumn
'Dali' is a spreading annual to 25cm, with finely divided grey-green leaves and single, bright scarlet flowers to 7cm across
'Yelno Harmony' grows to 1m in height, with deep yellow flowers 11cm in width, flushed with deep orange
'Red Resilient' is an upright perennial with orange-red flowers to 17cm across, pale yellowish-orange on the reverse
L. leonurus is a semi-evergreen shrub to 2m, with lance-shaped leaves to 12cm long, and whorls of reddish orange to red flowers 6cm long in autumn and early winter
Scent from Heaven is a repeat-flowering climbing rose, up to 3.6m high, with stiff and thorny growth, dense glossy dark green leaves, and upright flower trusses each with up to seven hybrid-tea-shaped, semi-double salmon-orange flowers with a strong, rich, fruity fragrance
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