General Plant Information (Edit)
Plant Habit: Shrub
Sun Requirements: Full Sun to Partial Shade
Water Preferences: Mesic
Plant Height: 8 to 12 feet
Plant Spread: 6 to 10 feet
Leaves: Deciduous
Flowers: Showy
Flower Color: White
Flower Time: Summer
Late summer or early fall
Wildlife Attractant: Bees
Butterflies
Hummingbirds
Propagation: Seeds: Sow in situ
Propagation: Other methods: Cuttings: Stem
Cuttings: Tip
Cuttings: Cane
Pollinators: Various insects
Containers: Suitable in 3 gallon or larger
Needs excellent drainage in pots
Awards and Recognitions: Other: 2005 Great Plant Picks Award Winner
Child plants: one child plant

Image
Common names
  • Althea
  • Rose Of Sharon
  • Hibiscus

Photo Gallery

Date: 2016-10-03
Location: My garden in N E Pa. 
Date: 2011-07-04

Date: 2016-10-05
Location: Jones OK,
Date: August 2014
Rose Of Sharon Diana

photo credit: Plantlady
Location: all photos from my garden
Location: Jones OK,
Date: August 2014
Rose of Sharon Diana
Location: My garden in Southeast Virginia
Date: 2013-10-09
Location: My garden in Southeast Virginia
Date: 2013-10-09
Location: Back Yard. Full sun on west side.
Date: Early summer/2011
Location: South Georgia, USA
Date: 2017-08-13
Location: Salt Lake City, Utah, United States
Date: 2019-07-27
Comments:
  • Posted by KellyGreen (Chevy Chase, MD - Zone 7a) on Jan 24, 2024 8:52 AM concerning plant:
    We have two 'Dianas' in MD, zone 7a. They are beasts. Or neighbor was unhappy with how large they'd become, so we chopped one back to 2.5' in June - wrong timing, wrong technique. After a month's recovery, it started producing huge blossoms. It's a great plant: so robust with gorgeous flowers at a time when most of the garden has already peaked. They haven't produced any seedlings to date,
  • Posted by Lacey34 on Sep 19, 2020 2:07 PM concerning plant:
    We have had this for many years. It is in tree form. It is in a very large pot so we keep it in our basement over the winter. It does extremely well. I have to cut it back every year. We also have several tropical hibiscuses, which of course are less hardy, so we have already taken them inside. Those stay in the heated part of the house, in a sunny window. We live in western Pennsylvania.
  • Posted by tabbycat (Youngsville, LA - Zone 9b) on Jun 19, 2018 9:49 PM concerning plant:
    I got seeds and cuttings of 'Diana' from Samantha last fall. They rooted and the seeds were sown Feb.2018 and are now 6" plants. I hope to see a flower by this fall at least from the cuttings I rooted. I heard the seeds aren't viable, but Sam said she often finds volunteers under her large mature tree. Well, her seeds obviously have syriacus leaves, so we will see.
  • Posted by dhfennell407 on Dec 14, 2023 11:57 AM concerning plant:
    This is my second favorite Rose of Sharon. I first saw it at Cherokee National Park's botanical garden and later found one for myself. It never produced many seeds and is long gone.

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