Helianthemum nummularium – Sunrose, Rock Rose
Family: Cistaceae
Genus: Helianthemum (hee-lee-AN-thee-mum)
Species: nummularium (num-ew-LAH-ree-um)
Category:
Shrubs
Height:
12-18 in. (30-45 cm)
Spacing:
18-24 in. (45-60 cm)
Hardiness:
USDA Zone 5a: to -28.8° C (-20° F)
Sun Exposure:
Full Sun
Bloom Color:
Red
Orange
Bright Yellow
White/Near White
Bloom Time:
Late Spring/Early Summer
Foliage:
Evergreen
Silver/Gray
Velvet/Fuzzy-Textured
Other details:
Average Water Needs; Water regularly; do not overwater
Propagation Methods:
From seed; direct sow outdoors in fall
extra info: Dense grey-green foliage is topped with single red, pink, yellow or white flowers. An ideal border or rockery plant.
Hardy perennial. Height 1 foot.
Sow outdoors May-June or indoors Mar-April in seed compost in a cold frame or greenhouse. Plant out late May.
