Althea is a large woody perennial with a vase shaped habit, sturdy upright stems, and finely lobed dark green foliage. Huge flowers that come in a variety of shades, including blue, pink, white, and red, bloom throughout summer until the first frost attracting butterflies. Best bloom in full sun and moist well-drained soils.
This is an unspecified white flowering selection.
Type: |
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Origins: |
China |
Height: |
8' - 12' |
Spread: |
6' - 10’ |
Spacing: |
8’ |
USDA Hardiness Zone: |
5 - 9 |
Culture: |
|
Bloom Color: |
White |
Season of Interest: |
MAINTENANCE NEEDS: Low maintenance. Few problems if watered regularly and deeply with plenty of air circulation. Potential issues include canker, rust, leaf spot, and occasional insects. Japanese beetles can cause severe leaf damage if left unchecked. Leaf scorch will happen if soils dry out
LANDSCAPE USES: Accents or Group Plantings, Borders, Woodland Gardens, Naturalized Areas, Rock Gardens, Ponds and Streams, Hedges, and Containers.
COMPANION PLANTS: Butterfly Bush, Black-eyed Susan, Sneezeweed
IMAGES: Carolyn from Pemberton Township, NJ, USA, Rose of Sharon, CC BY 2.0, (2) Alexxx1979, Hibiscus syriacus P9161282 2600, CC BY-SA 4.0, (3) Appaloosa, Hibiscus syriacus white, CC BY-SA 3.0
*As plants have ranges in appearance they may not appear as the images shown