Rhododendron 'Humboldt'
catawbiense hybrid
T J R Seidel, Germany about 1906
H7
Shrub up to 1.75m in 10 years
Flowers: Rounded trusses of 16-20 flowers, 50 - 80mm wide, very pale purple, with black-red markings
Late May - mid-June
Not scented
Foliage: Elepidote. Leaves are ovate, 100 - 150mm long, dark green
Other Information: Can become tall. Unlikely to be commercially available in the UK but may be available in Europe
Location: Rhododendron Park, Bremen
Photo: © Hartwig Schepker
 HARTWIG SCHEPKER (Custom).jpeg)
Location: Rhododendron Park, Bremen
Photo: © Hartwig Schepker

Location: Lustleigh, Devon
Photo: Colin Brown

Location: Lustleigh, Devon
Photo: Colin Brown