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Herbaceous Perennial

Heuchera 'Fire Alarm'PBR

alum root 'Fire Alarm'

A clump forming perennial with bright orange-red glossy palmate leaves, panicles of white flowers tinged with pink in summer

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Orange Red
Summer Pink White Orange Red
Autumn Orange Red
Winter Orange Red
Position
  • Full sun
  • Partial shade
Aspect

South–facing or West–facing or North–facing or East–facing

Exposure
Exposed or Sheltered
Drought resistance
Yes
Hardiness
H6
Botanical details
Family
Saxifragaceae
Native to GB / Ireland
No
Foliage
Semi evergreen
Habit
Clump forming
Genus

Heuchera are more or less evergreen, clump-forming perennials with attractive, rounded, shallowly palmately lobed leaves and racemes or panicles of small, tubular flowers, often with colourful calyces

Name status

Accepted

How to grow

Cultivation

Grow in a fertile, moist but well-drained, neutral soil in sun or partial shade. The woody rootstock tends to lift out of the ground so mulch annually or lift and replant

Propagation

Propagate by division in autumn

Suggested planting locations and garden types
  • Cottage and informal garden
  • Patio and container plants
  • Flower borders and beds
  • Ground cover
  • Underplanting of roses and shrubs
  • Cut flowers
Pruning

Remove faded flower spikes

Pests

May be susceptible to leaf and bud eelworms and vine weevil

Diseases

May be affected by Heuchera rust

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