Rhododendron 'Nova Zembla'
Size: see below
Growth Habit: large (5 x 5 feet)
USDA Zone: 4b
Exposure: filtered to full sun
Growing Conditions: evenly moist, well drained acidic soils
Parentage: ('Parson's Grandiflorum' x hardy red hybrid)
Color Category: red
Bloom Time: May
Comments: Red flowers with a dark red blotch and white anthers. 'Nova Zembla' is a vigorous plant and does well in sun or shade, plus it's an "ironclad" to boot.