Argemone Polyanthemos Seeds – 15 Prickly Poppy Native White Wildflower Plains Poppy Drought Tolerant

Argemone polyanthemos, commonly known as prickly poppy or plains poppy, is a striking native wildflower of the Great Plains and central United States. It produces large, delicate white flowers with crinkled petals and prominent yellow centers, creating a beautiful contrast against its blue-green, deeply lobed foliage. The plant's common name comes from the prickly texture of its leaves and stems, which helps deter browsing animals.

This drought-tolerant species is an excellent choice for native plant gardens, xeriscapes, pollinator gardens, and wildflower meadows. Its bold white blooms attract bees and other pollinators, and the plant thrives in hot, dry, sunny locations where many other flowers struggle. Prickly poppy is a short-lived perennial or annual that readily self-seeds when conditions are right, returning year after year in suitable climates.

Plant Features

• Large, showy white flowers with bright yellow centers
• Blue-green, deeply lobed foliage with prickly texture
• Excellent drought tolerance once established
• Attracts bees and other pollinators
• Native to the Great Plains and central United States

Growing Information

• Botanical Name: Argemone polyanthemos
• Plant Type: Native wildflower, short-lived perennial or annual
• Sunlight: Full sun
• Soil: Well-drained, sandy or gravelly soil; tolerates poor, rocky soils
• Water Requirements: Low; drought tolerant once established
• Growth Habit: Upright, branching stems
• Bloom Season: Late spring to summer
• Mature Height: Typically 1 to 3 feet
• Spacing: 12 to 18 inches apart

Planting & Care

Sow Argemone polyanthemos seeds directly outdoors in fall or early spring, as they benefit from natural cold stratification. Choose a sunny location with well-drained soil. Scatter seeds on the soil surface and press them lightly into the ground; do not bury deeply, as light aids germination. Keep the area consistently moist until seedlings emerge, then reduce watering as plants establish. Thin seedlings to the recommended spacing to allow good air circulation.

Once established, prickly poppy requires minimal care. Water only during extended dry periods, and avoid overwatering or rich soils, which can cause floppy growth. Deadhead spent flowers to encourage more blooms, or allow some seed heads to mature for self-sowing. Handle plants with gloves due to the prickly foliage. In colder zones, treat as an annual or allow self-seeding to maintain the colony.

What's Included

This listing includes 15 Argemone polyanthemos seeds (Prickly Poppy / Plains Poppy).