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Rhododendron hybrida 'Glenn Dale'

Common Name(s):
Glenn Dale Azalea
Category:
Shrubs
Comment:

Many cultivars and colors; cold tolerant.

Wildilfe Value: Members of the genus Rhododendron support the following specialized bee: Andrena (Andrena) cornelli.

Insects, Diseases, and Other Plant Problems:  Rhododendrons are susceptible to insect and disease problems.  Insect problems include aphids, borers, lacebugs, leafhoppers, mealybugs, mites, nematodes, scale, thrips and whitefly.  Diseases include canker, crown rot, root rot, leaf spot, rust, and powdery mildew.  Full sun can scortch the leaves and the roots rot if soil does not drain well.   A healthy plant in the right place with proper maintenance should have few problems. This plant is frequently damaged by deer.

Height:
4-6 ft.
Foliage:
Green in summer, varied degree of glossiness, sizes, downiness; some with fall color
Flower:
Many colors, white, red, orange-red, pink to purple; very showy, vary from single to double
Zones:
6-8
Habit:
Evergreen
Site:
Acid soil, well-drained and enriched with organic material
Texture:
Medium
Form:
Upright or spreading
Width:
3-4 ft.
Tags:
hardy, necatar, showy flowers, cold, tolerant, fall color, bees, pollinator, specialized bees, wildlife, cold tolerant, evergreen

NCCES plant id: 2803

Rhododendron Glenn Dale hybrids Rhododendron Glenn Dale hybrids
Cliff, CC BY - 2.0
Rhododendron Glenn Dale hybrids Rhododendron Glenn Dale hybrids
Katja Schultz, CC BY - 2.0
Rhododendron Glenn Dale hybrids Rhododendron Glenn Dale hybrids
Katja Schultz, CC BY - 2.0