Argemone hunnemannii

Also Known As

Argemone platyceras hunnemannii
Holy Cardoon
Prickly Poppy

Plant type

perennial

size

H: 3'-4'
W: 1'-3'

planting zones

9a-11

Argemone hunnemannii plant details

Argemone hunnemannii is a fast-growing broadleaf deciduous perennial with green foliage. In fall and summer white flowers emerge. Attracts bees and butterflies making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and regular - low water. Drought tolerant once established. Prefers to be dry in summer. Adapts to various soil conditions. Does well in gritty, lean, rocky and well-drained soil. A good option if you're seeking something heat tolerant.

CHARACTERISTICS OF Argemone hunnemannii

Plant type: perennial
Plant family: papaveraceae
Foliage: deciduous green
Mature size: 1 FT - 3 FT - wide, 3 FT - 4 FT - tall
Flowers: white blooms in fall and summer
Uses: long-blooming, native plant, self-sowing, spiky, xeric

GROWING CONDITIONS for Argemone hunnemannii

USDA Zones: 9a - 11
Sun exposure: sun - mostly sun
Watering frequency: regular - low
Resistant to: deer, heat
Soil needs: gritty, lean, rocky and well-drained

Nursery contributed plant descriptions

Hot & dry? No problema for this rare Chilean “Prickly Poppy”. Native to the Atacama Desert, this fast & easy poppy bears about the LARGEST FLOWERS of the genus – to 6” across-it’s awesome! Splendid, pure white crepey-paper blooms display a showy central boss with bright yellow stamens that turn red with age. Growing to a nice multi branching 3’-4’ tall & 3’ across, the marbled blue-grey foliage is a real stand out in the garden as well, deterring marauding critters with its spiny foliage. Dead head to keep it blooming Summer through Fall & to prevent it from seeding around too much. Thrives in sandy soil, loamy clay & rocky gravel.