General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Full Sun to Partial Shade
Water Preferences: Mesic
Dry Mesic
Minimum cold hardiness: Zone 6a -23.3 °C (-10 °F) to -20.6 °C (-5 °F)
Maximum recommended zone: Zone 10b
Plant Height: 24 - 36 inches
Plant Spread: 24 - 48 inches
Flowers: Showy
Flower Color: Pink
White
Bloom Size: Under 1"
Flower Time: Summer
Underground structures: Taproot
Uses: Suitable as Annual
Wildlife Attractant: Butterflies
Resistances: Deer Resistant
Drought tolerant
Toxicity: Other: The sap can cause minor dermatitis.
Containers: Not suitable for containers

Image
Common names
  • Narrow-Leaf Milkweed
  • Milkweed
  • Mexican Whorled Milkweed
  • Narrowleaf Milkweed

Photo Gallery
Location: Salt Lake City, Utah, United States
Date: 2022-08-16
Location: Santa Monica Mountains National Recreation Area, California
Date: 2013-05-17
Location: Native Plant Demonstration Garden, Historic City Cemetery, Sacramento CA.
Date: 2017-06-07
There were several Monarch caterpillars on this patch last month
Location: Native Plants Demonstration Garden, Historic City Cemetery, Sacramento CA.
Date: 2016-06-09
Zone 9b. One of a large troupe of plants here that should be wond
Location: Native Plants Demonstration Garden, Historic City Cemetery, Sacramento CA.
Date: 2016-06-15
Zone 9b.

credit: Curtis Clark
Uploaded by MrsBinWY
Location: All pictures taken in/on my gardens/greenhouse/property

Photo courtesy of Annie's Annuals and Perennials

Photo courtesy of Annie's Annuals and Perennials

Photo courtesy of Annie's Annuals and Perennials

Photo courtesy of Annie's Annuals and Perennials
  • Uploaded by Joy

 Photo Courtesy of Baker Creek Heirloom Seeds. Used with permissi
  • Uploaded by Joy

Photo Credit: NPS
Location: Malibu Creek State Park, Calabasas, California
Date: 2007-06-30
Location: Malibu Creek State Park, Calabasas, California
Date: 2014-01-24

Courtesy Crownsville Nursery
  • Uploaded by vic
Comments:
  • Posted by sheryl (Hot, hot, hot, Feenix, AZ - Zone 9b) on Oct 23, 2013 7:38 PM concerning plant:
    Preferred larval food plant for Western Monarch butterflies.

    Tolerant of both wet and dry environments.

    Deer resistant.
Plant Events from our members
MunchkinsMom On October 26, 2015 Transplanted
Small Bed, UCD Arboretum Plant Sale 1 gallon pot $12.00
MrsBinWY On April 7, 2018 Potted up
9
MrsBinWY On March 9, 2018 Seeds germinated
1
MrsBinWY On January 21, 2018 Seeds sown
16 seeds from janinilulu in cold sun porch; moved to room temp ~2-24-18
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