Flowers: It produces masses of large, pure white, trumpet-shaped flowers, often with a faint green or creamy white blotch, in mid to late spring. The flowers are the main feature, described as having a pleasant, light fragrance, and they can nearly cover the entire plant when in bloom.
Foliage: The shrub features attractive dark or light green, narrow, evergreen leaves. The evergreen nature provides structure and color to the garden even in winter (though harsh winters may cause some foliage burn).
Size: This is a compact, low-growing variety, typically reaching a mature height of 2 to 3 feet and a spread of 3 to 4 feet, with a dense, mounding habit.
Landscape Use: Its compact size makes it versatile for borders, foundation plantings, woodland gardens, or containers.
Hardiness: It is exceptionally cold-hardy, suitable for USDA Zones 5 through 8, with flower buds hardy to around -7°F. 
Care
To ensure a healthy, blooming "pleasant white" azalea, specific environmental conditions are key. 
Sunlight: Plant in an area with partial shade or dappled sunlight. Morning sun with afternoon shade is ideal, as too much hot, direct afternoon sun can scorch the leaves and diminish the flower display.
Soil: The most critical factor is acidic, well-drained soil (pH 4.5 to 6.0) that is rich in organic matter. Azaleas have shallow, fibrous root systems that are prone to root rot in waterlogged conditions. If your soil is heavy clay or alkaline, consider amending it with peat moss or pine bark, or planting the azalea in a raised bed.
Watering: Keep the soil consistently moist but not soggy. Water deeply and regularly, especially during the first growing season to establish a strong root system, and during dry periods.
Mulching: Apply a 2- to 3-inch layer of organic mulch (like pine straw or wood chips) around the root zone to retain moisture, stabilize soil temperature, and suppress weeds. Keep the mulch a few inches away from the main stem to prevent rot.
Fertilizing: Azaleas have low nutritional requirements. If needed, use a slow-release, acid-based fertilizer formulated for azaleas and rhododendrons immediately after flowering in the spring. Late-season or over-fertilization can reduce the next year's blooms.
Pruning: Minimal pruning is typically required to maintain a natural shape. If shaping is desired or faded flower clusters need to be removed, prune immediately after the spring blooms fade to avoid cutting off the buds for the following year.
Pests/Diseases: Healthy plants in the right environment have limited problems. Watch for common issues like lace bugs, spider mites, or fungal diseases (e.g., powdery mildew, root rot) and treat as needed with appropriate measures like insecticidal soap or fungicides.