Diana Rose of Sharon
Hibiscus syriacus ‘Diana’
Plant Details
USDA Plant Hardiness Zones: 5a-8b  Find Your Zone
Plant Type:Â Deciduous Flowering Shrub or Tree
Height at Maturity:Â 8-12′
Width at Maturity:Â 6-8′
Growth Habit / Form:Â Upright, Vase/Fountain Shape
Growth Rate:Â Moderate
Flower Color: Â Pure White
Flower Size:Â Large – 4-5″
Flowering Period:Â Summer into Fall
Flower Type:Â Single
Fragrant Flowers:Â No
Foliage Color:Â Rich Green
Fragrant Foliage:Â No
Berries:Â Â No
Berry Color:Â NA
Sun Needs:Â Full Sun or Mostly Sun, Morning Sun with Dappled or Afternoon Shade, Morning Shade with Evening Sun
Water Needs:Â Â Average, Low when established
Soil Type:Â Â Clay, Loam
Soil Moisture / Drainage:Â Moist But Well-Drained
Soil pH:Â 5.5 – 7.5 (Acid to Slightly Alkaline)
Maintenance / Care:Â Low to Average
Attracts:Â Butterflies, Hummingbirds, Visual Attention
Resistances:Â Deer, Disease, Drought, Heat, Insect
Description
One of our favorites among the hardy Rose of Sharon that has performed superbly for over 15 years in our gardens, ‘Diana’ features pure white single hibiscus flowers that stay open and glow in the dark at night! The long bloom period begins in summer and often continues into fall. They might be white, but the hummingbirds still flock to the flowers. You can allow Diana to grow naturally as a large shrub but we removed lower branches on the one in our gardens to form an attractive multi-stem tree that stands at about 12 feet tall and 10 feet wide. Forest green, lobed leaves are attractive throughout the season. You might be happy to know that this reliable performer is a seedless variety that won’t self-sow all over the garden!
Landscape & Garden Uses
Growing 10 to 12 feet tall and 6 to 8 feet wide, the Diana Rose of Sharon is ideal for use as a specimen or in groupings in sunny landscape and flowering shrub borders and home foundation plantings. As this Rose of Sharon grows taller, lower branches can be removed to form a small tree that serves well as a highly attractive and colorful focal point specimen tree. A fine addition to hummingbird gardens, cottage gardens and white theme gardens.
Growing Preferences
Rose of Sharon are easy to grow and maintain in a moist but well-drained soil of average fertility and plenty of sunshine. Some shade will be tolerated but flowering won’t be as heavy and plants may be leggier and tend to flop. Except to remove a stray or broken branch, Rose of Sharon require little or no pruning. Plants are quite drought tolerant when established.Â
Helpful Articles
Click on the link below to find helpful advice from our experts on how to plant and care for Rose of Sharon.
How To Plant and Care For Rose of Sharon HibiscusÂ
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