Cistus calycinus
Common name(s): rockrose
Description: evergreen shrub; rounded growth with linear, dark green leaves and yellow flowers from spring to summer. Rare in cultivation.
Height: to 2 ft. Spread: to 2 ft.
Position: full sun and lean, well-draining soil
Uses: ornamental
Winter Hardiness: to 5 F and below
Drought: adapted to 5 months of summer drought
Distribution: Morocco, Portugal, Spain
Care: tip-pruning after flowering (especially in the first couple of years) will result in a more attractive, compact plant. Cistus generally won't tolerate or regenerate from hard pruning of older, woody growth.