Rh. x williamsianum Viljamsa rododendra šķirne
Flowering time:
end of April-beginning of May
Flowers: rose
Leaves: evergreen
Height: 2-3 m
Width:
Hardiness: good (-25°C)
Growing: In shade, in acidic (pH 4.5-5.5), moderately moist, loose, rich in humus and permeable soil