How do you grow a rhododendron Catawbiense?
Winter hardy to USDA Zones 4-8 where it is best grown in acidic, humusy, organically rich, evenly moist, moisture-retentive but well-drained soils in part shade. Performs well with some morning sun but needs shady afternoon conditions. Tolerates close to full shade.
How do you grow Chionoides rhododendrons?
This shrub does best in full sun to partial shade. It requires an evenly moist well-drained soil for optimal growth, but will die in standing water. It is very fussy about its soil conditions and must have rich, acidic soils to ensure success, and is subject to chlorosis (yellowing) of the leaves in alkaline soils.
Where’s the best place to plant a rhododendron?
Unlike many blooming plants, rhododendron does not like full morning sun in winter and does best when planted in dappled shade on the north side of a building. Growing rhododendrons are happiest in a location protected from the wind and not under eves of a building.
What time of year should you plant rhododendrons?
spring
Azaleas and rhododendrons may be transplanted at any time during the growing season, but they transplant most successfully during fall or early spring, when they are dormant and temperatures are cool.
How tall does catawbiense album Rhododendron get?
‘Catawbiense Album’ is an Ironclad rhododendron bred for cold hardiness by Anthony Waterer of Knap Hill, Surrey, England in the late 1800’s. Its pale lavender buds open into campanulate, white flowers that have a greenish-yellow blotch. It is a large rounded shrub that grows 5 to 6 ft. tall and wide.
How tall does a grandiflorum Catawba rhododendron grow?
& Dgn Moderate growing; reaches 5 to 6 ft. tall and wide. Water regularly to maintain evenly moist soil – weekly, or more often. Provide organically rich, acidic, well-drained soil with a thick layer of mulch to keep roots cool, avoiding the crown.
What kind of flowers does grandiflorum Catawba have?
Beautiful clusters of large, long-lasting, lilac-purple, trumpet-shaped flowers with lightly speckled throats on an attractive, vigorous evergreen shrub with dense, deep green foliage. Excellent as an accent or background shrub in a mixed border or foundation planting, en masse as a showy group planting, or as an informal hedge.
What kind of rhododendron has white flowers?
If you are seeking shrubs for moon gardens and wonder if there is a white-blooming Catawba rhododendron, you are in luck. A cultivar of this popular flowering shrub with white flowers is Rhododendron ‘Catawbiense Album.’