About This Product
Botanical Name: Rhododendron 'Horizon Monarch'
Common Name: Horizon Monarch Rhododendron
An evergreen shrub with an upright, spreading habit. Mid spring bloom. Funnel-shaped flowers grow in huge, globe-shaped trusses. Flowers are greenish-yellow with red-tinted centers. Buds are bright red. Attracts butterflies, bees and hummingbirds. Dark green leaves are elliptic and leathery. Hardy to 5 degrees F. Needs acidic soil, pH 4.5 - 6.0.
USDA Zone: Zones 7 - 9
Sunset Zone: Zones 4 - 6, 15 - 17
Mature Height: 4 - 6 feet
Mature Width: 4 - 6 feet
Light Needs: Filtered Sun
Water Needs: Regular