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Althea (Rose of Sharon)
Photo: Eric Kounce TexasRaiser · CC BY-SA 3.0 · Wikimedia Commons

Shrub

Althea (Rose of Sharon)

Hibiscus syriacus

Old-fashioned summer bloomer with hibiscus-like flowers. Choose seedless types to avoid volunteers.

Recommended uses

  • Accent
  • Screens
  • Cottage gardens
Plant type
Flowering shrub
Evergreen / deciduous
Deciduous
Sun
Full sun to part shade
Shade tolerance
Moderate
Water needs
Medium
Bloom season
Summer
Bloom color
Purple, Pink, White, Blue
Mature height
8–12 ft
Mature width
6–10 ft
Maintenance
Low
Texas heat tolerance
High
Drought tolerance
Medium