White Prickly Poppy
Argemone albiflora
Last reviewed: August 2026
Argemone albiflora, or white prickly poppy, blooms from March through August with large white flowers that draw bees and other nectar insects. It grows best in full sun on sandy, dry, well drained soils typical of Gulf Coast and southeastern prairies and roadsides.
Toxicity unknown
White Prickly Poppy (Argemone albiflora) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
full sun
Water
low
Size
36"–72" H × 6"–12" W
Bloom
Mar, Apr, May, Jun, Jul, Aug
Native to
AL, FL, GA, LA and 4 more states
Pollinators
bees, nectar insects
Before you buy
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White Prickly Poppy is a tall annual wildflower that produces showy white papery blooms from spring through summer. Despite its common name, it's actually native to Texas and creates dramatic vertical interest in dry gardens.
Growing White Prickly Poppy
Grow White Prickly Poppy in full sun and low water. Mature plants reach 36 to 72 inches tall and spread 6 to 12 inches wide. Expect low maintenance to keep it looking intentional in a front yard.
In an HOA neighborhood
White Prickly Poppy takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Height exceeds typical HOA-friendly range
Wildlife value
The large white flowers attract bees and other nectar-seeking insects throughout its long blooming season from March to August.
Common questions
- When does white prickly poppy bloom?
- Argemone albiflora typically flowers from March through August, with peak bloom in late spring and early summer depending on local conditions.
- What pollinators visit Argemone albiflora?
- The large white flowers attract bees and other nectar seeking insects that gather pollen from the prominent yellow centered blooms.
- How much sun and water does this plant need?
- White prickly poppy grows best in full sun and prefers low water conditions, making it well suited to sandy, dry, well drained sites.
- What growth habit does Argemone albiflora have?
- It grows as a forb, an herbaceous non-woody plant, with a spiny, prickly stem and leaves typical of the poppy family.
- Is White Prickly Poppy HOA-friendly?
- White Prickly Poppy takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.
These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.
Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
If something looks wrong
Common plant problems, and what to check first
These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
Ready to grow White Prickly Poppy? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
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