General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Biennial
Sun Requirements: Full Sun
Water Preferences: Mesic
Dry Mesic
Dry
Minimum cold hardiness: Zone 7a -17.8 °C (0 °F) to -15 °C (5 °F)
Plant Height: 2-6 inches
Flowers: Showy
Bloom Size: Under 1"
Flower Time: Late spring or early summer
Summer
Dynamic Accumulator: Mg (Magnesium)
Toxicity: Other: According to the Audubon Field Guide, this plant is poisonous.
Propagation: Seeds: Provide light
Self fertile
Needs specific temperature: 18-20C
Days to germinate: 18-21
Depth to plant seed: Surface sow. Do not cover.
Sow in situ
Start indoors
Can handle transplanting
Other info: Start indoors January-May. Transplant when large enough to 3" pots (preferably peat). Harden off & plant out after frost 12" apart. Direct sow in April & May. Germination can be erratic.
Pollinators: Self
Various insects

Image
Common names
  • Scarlet Pimpernel
  • Poor Man's Weatherglass
  • Pimpernel
  • Adder's Eyes
Botanical names
  • Accepted: Lysimachia arvensis
  • Synonym: Anagallis arvensis

Photo Gallery
Location: Hamilton Square perennial garden Historic City Cemetery, Sacramento CA.
Date: 2014-02-21
Have it. Don't want it!
Location: Goobang N.P., Peak Hill, N.S.W., Australia
Date: 2014-09-19
Location: Central Texas
Date: 2016-05-14

Courtesy Outsidepride
  • Uploaded by Joy
Location: Santa Monica Mountains National Recreation Area, California
Date: 2011-04-01

Photo: National Park Service
Location: Nederland, Jefferson County, Texas
Date: March 29, 2010

Date: June
credit: John Cameron
Location: I 45 rest area, Texas
Date: 2014-05-21

Courtesy Gardens in the Wood of Grassy Creek
  • Uploaded by vic
Location: San Antonio, Texas
Date: 2022-04-07
Location: Coastal San Diego County

Rare blue form - photo, NPS
Location: Nederland, Jefferson County, Texas
Date: March 29, 2010
Photo by thomas
Location: I 45 rest area, Texas
Date: 2014-05-21
Location: Bandera Co., Texas
Date: March 1, 2012
Scarlet Pimpernel

Credit Alexey Sergeev

Credit Alexey Sergeev
Location: Santa Monica Mountains National Recreation Area, California
Date: 2012-04-21

Photo: NPS
Photo by jmorth
Photo by purpleinopp
Location: my garden 
Date: 2013-03-31
Location: CZ Sirem My garden
Date: 2015-06-26
Location: I 45 rest area, Texas
Date: 2014-05-20

Credit Alexey Sergeev
Location: Santa Monica Mountains National Recreation Area, California
Date: 2010-04-30
Location: Achadas da Cruz - Madeira
Date: 2023-04-20

Photo: NPS

Anagallis arvensis Atlas des plantes de France. 1891
Location: Achadas da Cruz - Madeira
Date: 2023-04-20
Location: Achadas da Cruz - Madeira
Date: 2023-04-20
Location: Achadas da Cruz - Madeira
Date: 2023-04-20
Comments:
  • Posted by piksihk (Texas - Zone 9a) on Mar 31, 2013 3:27 PM concerning plant:
    They self-sow every year; make a good ground cover.
  • Posted by Horntoad (Nederland, Texas - Zone 9a) on Sep 30, 2011 9:01 PM concerning plant:
    Scarlet Pimpernel was once used in treatment for epilepsy and mental problems.
Plant Events from our members
piksihk On December 6, 2019 Seeds sown
front left side bed; frt of blk scallop
piksihk On March 19, 2015 Bloomed
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