This shrub has upright slender dark woody branched stems that form an open rounded habit. It has glossy dark green oblong leaves towards the end of the branches and the bell-shaped white flowers appear in random clusters from late spring to summer.    

Hardiness zones 5 to 9 

Rhododendron micranthum is naturally found from Korea to Manchuria and extending to northern to central China. It grows in the mountains along dry gorges or on cliffs and rock faces amongst thickets, scrubland or pine woodlands at an altitude from 1000 m (3,000 ft) to 3000 m (10,000ft). 

It prefers an open sunny to partially shade position and grows in very well-drained organic rich sandy-stony soils that are tending acidic with pH 4.5-6.  It is drought tender but frost tolerant.

This shrub is grown for its small white flowers and its bushy habit. It is planted as a low border in parks and gardens or used in the understory of woodland settings and can be grown in a container. It is suitable for a mountainous or coastal regions establishing in 3-4 years and is moderately long-lived. ID 1522

Rhododendron (ro-do-DEN-dron) micranthum (me-KRA-fe-um)

'Rhododendron': from Greek rhodon + dendron - rose tree

Ericaceae (er-ek-AY-see-ee)
Bilberries, Blueberries,Cranberies, Heathers, Heaths, Rhododendrons, Wintergreens