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White Rosebud Azalea

Rhododendron 'White Rosebud'

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White Rosebud Azalea (Rhododendron 'White Rosebud') at Franz Witte

White Rosebud Azalea flowers

(Photo courtesy of NetPS Plant Finder)

Plant Height:  24 inches

Flower Height:  3 feet

Spread:  3 feet

Sunlight:  full sun  partial shade 

Hardiness Zone:  4b

Description:

Lovely pure white double blooms with light green throats cover this azalea during the midseason months; a sturdy upright shrub with attractive medium green foliage; needs highly acidic and organic soil that is well drained

Ornamental Features

White Rosebud Azalea is covered in stunning clusters of lightly-scented double white trumpet-shaped flowers with light green throats at the ends of the branches in mid spring before the leaves. It has green deciduous foliage. The glossy narrow leaves turn an outstanding yellow in the fall.

Landscape Attributes

White Rosebud Azalea is an open multi-stemmed deciduous shrub with an upright spreading habit of growth. Its relatively coarse texture can be used to stand it apart from other landscape plants with finer foliage.

This is a relatively low maintenance shrub, and should only be pruned after flowering to avoid removing any of the current season's flowers. It has no significant negative characteristics.

White Rosebud Azalea is recommended for the following landscape applications;

  • Accent
  • Mass Planting
  • General Garden Use
  • Container Planting

Planting & Growing

White Rosebud Azalea will grow to be about 24 inches tall at maturity extending to 3 feet tall with the flowers, with a spread of 3 feet. It tends to be a little leggy, with a typical clearance of 1 foot from the ground. It grows at a slow rate, and under ideal conditions can be expected to live for 40 years or more.

This shrub does best in full sun to partial shade. You may want to keep it away from hot, dry locations that receive direct afternoon sun or which get reflected sunlight, such as against the south side of a white wall. It requires an evenly moist well-drained soil for optimal growth, but will die in standing water. To help this plant achive its best flowering performance, periodically apply a flower-boosting fertilizer from early spring through into the active growing season. 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 foliage in alkaline soils. It is somewhat tolerant of urban pollution, and will benefit from being planted in a relatively sheltered location. Consider applying a thick mulch around the root zone in winter to protect it in exposed locations or colder microclimates. This particular variety is an interspecific hybrid.

White Rosebud Azalea makes a fine choice for the outdoor landscape, but it is also well-suited for use in outdoor pots and containers. With its upright habit of growth, it is best suited for use as a 'thriller' in the 'spiller-thriller-filler' container combination; plant it near the center of the pot, surrounded by smaller plants and those that spill over the edges. It is even sizeable enough that it can be grown alone in a suitable container. Note that when grown in a container, it may not perform exactly as indicated on the tag - this is to be expected. Also note that when growing plants in outdoor containers and baskets, they may require more frequent waterings than they would in the yard or garden.

 
 
Hardiness Zone  Plant Height  Minimum Sunlight  Soil pH Preference 
Characteristics
Accent  Massing  Garden  Container 
Applications
Flowers  Fall Color  Winter Value 
Features & Attributes

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