Heuchera 'Forever Purple' (Forever Series)

RHS Plant Profile

alum root [Forever Purple]

Synonyms

Heuchera 'Forever Purple' (Forever Series), Heuchera 'Tnheufp'

Herbaceous Perennial

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A compact, herbaceous perennial with glossy, lobed, deep purple leaves throughout the year. It has purple-pink flowers on very short spikes which last throughout the summer

Position

Full sun, Partial shade

Soil Types

Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Loam Sand

Moisture: Moist but well–drained
pH: Neutral

Position

Full sun Partial shade

Aspect: East–facing or North–facing or South–facing or West–facing
Exposure: Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

H1A: under glass all year (>15C)
H1B: can be grown outside in the summer (10 - 15)
H1C: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20): H5
Drought Resistance: Yes

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Saxifragaceae
Native to GB/Ireland: No
Foliage: Evergreen, Semi evergreen
Habit: Bushy, 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: Synonym

How to Grow

Cultivation

Best grown in fertile, moist but well-drained soil that is neutral, in full sun or partial shade. Apply a mulch in spring

Propagation

Propagate by division in autumn

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Banks and slopes
Flower borders and beds
Ground cover
Underplanting of roses and shrubs

Pruning

deadhead faded flower spikes. Remove dead or untidy foliage

Pests

May be susceptible to vine weevil and leaf and bud eelworms

Diseases

Generally disease-free but may be susceptible to rust