General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Water Preferences: In Water
Wet
Minimum cold hardiness: Zone 8a -12.2 °C (10 °F) to -9.4 °C (15 °F)
Maximum recommended zone: Zone 10b
Plant Height: 2 to 4 feet
Plant Spread: 1 to 2.5 feet
Flowers: Showy
Fragrant
Flower Color: White
Bloom Size: Under 1"
Flower Time: Other: Plants flower from fall to spring in warm climate zones 9 and 10 and go dormant during the warm summer months. In cold winter climates, plants flower in summer and early fall, dying back in winter.
Underground structures: Tuber
Uses: Water gardens
Will Naturalize
Resistances: Humidity tolerant
Propagation: Seeds: Needs specific temperature: 68ºF
Days to germinate: 1 to 2 months
Depth to plant seed: Sow in approximately one inch of water. on a fertile, loam substrate.
Propagation: Other methods: Division
Miscellaneous: Goes Dormant
Conservation status: Least Concern (LC)

Conservation status:
Conservation status: Least Concern
Image
Common names
  • Water Hawthorne
  • Cape Pondweed
  • Waterblommetjie
  • Cape Pond Weed

Photo Gallery
Location: Bea’s garden
Date: 2023-09-01
Location: Durban, KwaZulu- Natal, South Africa
Date: August, 2017
Photograph courtesy of:  Sivalingum Govender‎
Location: San Diego, CA
Date: 2018-01-27
Location: Durban, KwaZulu- Natal, South Africa
Date: August, 2017
Photograph courtesy of:  Sivalingum Govender‎
Location: Botanical Garden Meise
Date: 2016-04-21
Location: Mid Columbia Gardens
Date: 2011-03-14
  • Uploaded by psa
Location: Botanical garden of Madeira
Date: 2013-08-09
Location: Durban, KwaZulu- Natal, South Africa
Date: August, 2017
Photograph courtesy of:  Sivalingum Govender‎
Location: My garden, Calgary, Alberta, Canada; zone 3.
Date: 2012-12-09
Location: Botanical Garden of Bochum
Date: 2023-04-14

photo credit: H. Zell
Location: Durban, KwaZulu- Natal, South Africa
Date: August, 2017
Photograph courtesy of:  Sivalingum Govender‎
Location: Durban, KwaZulu- Natal, South Africa
Date: August, 2017
Photograph courtesy of:  Sivalingum Govender‎

photo credit: H. Zell

photo credit: H. Zell

« Add a new plant to the database

« The Plants Database Front Page

Today's site banner is by crawgarden and is called ""

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.