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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 bergamot bee balm
bee balm tea plant fragrant balm hare mint Indian feathers Indian plume lad's love low balm mountain mint Oswego tea Robin-run-around rose balm sweet bergamot
Synonyms Monarda coccinea Monarda didyma 'Red Colours'
Monarda kalmiana Monarda oswegoensis
Family Lamiaceae
Genus Monarda can be annuals or clump-forming herbaceous perennials with aromatic, ovate leaves and terminal whorls of 2-lipped, tubular flowers from summer to early autumn
Details M. didyma is an herbaceous perennial forming a clump of erect stems bearing aromatic, lance-shaped or ovate leaves and showy 2-lipped red or pink flowers 3-4cm in length, in one or two dense terminal whorls
Plant range N America
Foliage Deciduous
Habit Clump-forming
Fragrance Leaf
Hardiness
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H5
Full Sun
Aspect South-facing or West-facing or East-facing
Exposure Sheltered or Exposed
Loam
MoistureMoist but well-drained
SoilLoam
pHAcid, Alkaline, Neutral
Ultimate height 0.5-1 metres
Ultimate spread 0.1-0.5 metres
Time to ultimate height 2-5 years
Cultivation Grow in moderately fertile, moist but well-drained soil in full sun or light shade. Protect from excessive winter wet and do not allow to dry out in summer
Propagation Propagate by seed or division in spring
Suggested planting locations and garden types Flower borders and beds Cottage & Informal Garden Wildlife Gardens Prairie Planting
Pruning Deadhead regularly then cut stems down to the ground in autumn
Pests May be attacked by slugs
Diseases May be subject to powdery mildews
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