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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.
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Other common names Przewalski's golden ray
Synonyms Senecio przewalskii
Family Asteraceae
Genus Ligularia are robust herbaceous perennials, with large, often attractively lobed leaves and yellow or orange, daisy-like flower-heads in terminal racemes or branching clusters
Details L. przewalskii is a vigorous perennial to 2m in height, with erect black stems bearing large leaves palmately cut into jagged lobes, and slender racemes with of small yellow flower-heads in late summer
Plant range NW China
Foliage Deciduous
Habit Clump-forming
Hardiness
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H6
Full Sun
Aspect South-facing or West-facing
Exposure Sheltered
Clay
Loam
MoisturePoorly-drained
SoilClay, Loam
pHAcid, Alkaline, Neutral
Ultimate height 1.5-2.5 metres
Ultimate spread 0.5-1 metres
Time to ultimate height 2-5 years
Cultivation Grow in deep, fertile, reliably moist soil in full sun but with some shelter from midday sun. Protect from strong drying winds
Propagation Propagate by division in spring or after flowering
Suggested planting locations and garden types Flower borders and beds Cottage & Informal Garden
Pruning Cut back after flowering
Pests May be damaged by slugs and snails
Diseases Generally disease free
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