Each flower has about 10 long stamens, adding to the delicate beauty of the white blooms. A mucronatum hybrid: This cultivated hybrid azalea was grown in Japanese gardens over 300 years ago, but is not found in the wild. Mites may also appear. A mucronatum hybrid: This cultivated hybrid azalea was grown in Japanese gardens over 300 years ago, but is not found in the wild. The warranty is purchased on a per plant basis and must be purchased at the same time as the plant purchase. They are grown for their showy spring flowers and in the case of evergreen types for their attractive winter foliage. Dense, Rounded. Plants are very resilient and will rebound quickly when cared for correctly. Insect pests include aphids, borers, lacebugs, caterpillars, leafhoppers, mealybugs, nematodes, scale, thrips and whitefly. So, morning sun or dappled shade from a tree work best. Flower. We encourage all plant lovers to purchase the Plant Addicts Warranty whether you’re new or an expert. Order your fresh Delaware Valley White Azalea online for fast doorstep delivery! The narrow leaves turn an outstanding yellow in the fall. Obovate to oblong green leaves (to 1 1/4long) usually turn yellow over winter. Rhododendron is a genus of 500 to 900 species and includes both of what we commonly call rhododendrons and azaleas. Rhododendron Azalea x 'Delaware Valley White' Azalea Delaware White. Shrub borders, mixed borders, woodland gardens and shade gardens. Much hybridization has resulted in a great number of hybrid cultivars. Rhododendrons and azaleas are susceptible to many insect and disease problems. Bright white, sweetly fragrant flowers attract hummingbirds and butterflies in spring, accompanied by light green foliage. Click here for more information on plant container sizes. Tolerates a fair amount of sun in cool northern summers, but leaves may scorch in hot afternoon sun in the St. Louis area. It is important to know that all of our plants are clearly labeled for which growing zones the plant can survive in. Depending on the above criteria we’ll ship your plant(s) towards beginning of the following week from your order. “Delaware Valley White” azalea (Rhododendron “Delaware Valley White”) takes a full ten years to reach 3 to 4 feet tall and wide in USDA zones 5 through 8. Obovate to oblong green leaves (to 1 1/4”long) usually turn yellow over winter. Color(s): White. It has green foliage throughout the season. Botanical Name: Rhododendron 'Delaware Valley White' Common Name: Delaware Valley White Azalea Flower Color: White Height: 3 - 4 feet Width: 3 - 4 feet Season of Bloom: Late Spring Light Preference: Part Shade Hardiness Zone: 5 - 8 Its fragrant, vivid white blooms create a beautiful contrast to the deep green foliage of summer. Most are evergreen but some are deciduous. Close up of the splotches on a 'Delaware Valley White' azalea bloom. Botanical Name: Rhododendron 'Delaware Valley White' Common Name: Delaware Valley White Azalea Flower Color: White Height: 3 - 4 feet Width: 3 - 4 feet Season of Bloom: Late Spring Light Preference: Part Shade Hardiness Zone: 5 - 8 Plant in a location protected from strong winds. Once your plant is shipped you’ll receive an email with tracking information. Azaleas benefit from slightly acidic soil and well draining soil with organic matter. In fall, leaves are touched with bronze. Landscape Attributes So we will do everything in our power to do so. b. Because of its year round interest, 'Delaware Valley White' makes for a fantastic foundation planting, hedge, shrub/accent border, or a single specimen plant. Feature Characteristics. Get the latest updates on new products and upcoming sales, (No reviews yet)  Delaware Valley White Azalea. It also can stand out in the center of a garden bed or against a fence or house. It typically grows to 3-4 tall over the first 10 years. Details: Azalea `Delaware Valley White` this dense growing, spreading specimen is renowned in the northeast for its incredible display of large, pure white flowers in mid-May. Summary; Additional Details » Grows 4-5' Tall and 4-5' Wide » Large, Spreading Evergreen Azalea » White, Single Flowers in Spring » Wonderful Old-Fashioned Favorite » Self Cleaning; Great in Masses for a Brilliant Spring Display Zone 6-9 Color White The Delaware Valley White Azalea displays magnificent clusters of flowers, and has earned a top spot among the most popular flowering shrubs. True rhododendrons have 10 stamens in a flower and azaleas have only 5. I have two Delaware Valley White azaleas. Azalea Delaware Valley White Azalea. In cold winters flower buds may be frozen resulting in reduced or no flowering and foliage may winter burn (turn brown and be killed). The shrub should thrive in part sun in zones 5 through 8. Easy to grow and cold hardy. Delaware Valley White Azalea is an open multi-stemmed deciduous shrub with an upright spreading habit of growth. Delaware Valley White Azalea is an open multi-stemmed deciduous shrub with an upright spreading habit of growth. Delaware Valley White Azalea (Rhododendron 'Delaware Valley White') is a lovely addition to any landscape. Plant Addicts guarantees your plant(s) will arrive happy and healthy, but the plant(s) are being shipped through the mail and accidents happen. As spring rolls into summer, your Delaware Valley Azalea turns on the charm with a glorious presentation of fragrant, snow white blossoms. Hardiness Zone: 6-9; Height: 4-5 ft; Spread: 5-6 ft; Bloom Color: White; Category: Shrubs. Guide: How to Care for Your New Plant(s). For more information, please go to our Shipping & Returns page at the bottom of the website. It has green foliage throughout the season. Category: Azalea. 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