Helianthemum alpestre 'Oelandicum'

RHS Plant Profile

alpine sun rose

Other common names

alpine sun rose

Synonyms

Helianthemum alpestre, Helianthemum alpestre 'Oelandicum'

Shrubs

Max Height

Up to 10 cm

Max Spread

0.1-0.5 metres

Size

Time to Maturity: No preference
Max Spread: 0.1-0.5 metres
Max Height: Up to 10 cm

Position

Aspect
Exposure
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): No preference
Drought Resistance: Yes

Botanical Details

Family: Cistaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Spreading branched
Genus: Helianthemum are bushy or spreading evergreen shrubs with small paired leaves and saucer-shaped flowers borne in short racemes in spring and early summer
Name Status: Synonym
Plant Range: S & C Europe

How to Grow

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Gravel garden
Patio and container plants
Mediterranean climate plants
Rock garden
Wildlife gardens
Banks and slopes
Flower borders and beds