This vigorous deciduous shrub has slender reddish branched stems that form an open rounded habit. It has mid-green oblong leaves and the bright yellow funnel-shaped flowers appear in a dense cluster from late spring to early summer.

Hardiness zones 5 to 9 

Rhododendron luteum is naturally found from southern Poland and Austria to the Balkans, southern Russia, Turkey and Caucasus growing in open woodlands along stream banks or in the hillsides and around swamps from sea level to an altitude of 2.300m (7,000 ft). 

It prefers an open sunny position and grows in well to moderately drained, organic rich moist soils that are tending acidic with a pH 4-6 and is frost tolerant, drought tender. 

The Yellow Azalea is grown for its flowers and open habit.It is planted along borders as a foundation for new gardens or use around water features and in the understory of woodlands. It is suitable to coastal and low-mountain regions establishing in 2-3 years and is moderately long-lived.  It is widely cultivated in parks and gardens throughout Europe and has become naturalised in parts of the United Kingdom. ID 3603

Rhododendron (ro-do-DEN-dron) luteum (loo-TEE-um)

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

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