Common names:
Rose of Sharon
Hibiscus
Althea

Also sold as:
  • Cœruleus Plenus
  • Caeruleus Plenus
  • Cæruleus Plenus

General Plant Information (Edit)
Plant Habit: Vine
Life cycle: Perennial
Sun Requirements: Full Sun
Water Preferences: Wet
Minimum cold hardiness: Zone 10a -1.1 °C (30 °F) to +1.7 °C (35 °F)
Maximum recommended zone: Zone 6a
Leaves: Unusual foliage color
Flowers: Malodorous
Flower Time: Summer
Year Round
Wildlife Attractant: Birds
Other Beneficial Insects
Propagation: Seeds: Suitable for wintersowing
Propagation: Other methods: Cuttings: Stem
Cuttings: Tip
Pollinators: Hoverflies
Containers: Needs repotting every 2 to 3 years
Conservation status: Critically Endangered (CR)

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