Glaucium, Horned Poppy, Orange Horned Poppy, Sea Poppy 'Fulvum'

Glaucium

Family
Papaveraceae (pa-pav-er-AY-see-ee)
Genus
Glaucium (GLAH-see-um)
Synonym
Glaucium flavum f. fulvum
Glaucium flavum var. aurantiacum
Sun Exposure
Full Sun
Height
18-24 in. (45-60 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Orange
Bright Yellow
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Biennials
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
From seed; direct sow outdoors in fall
From seed; direct sow after last frost
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

San Leandro, California

Minden, Nevada

Hummelstown, Pennsylvania

South Jordan, Utah

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Gardener's Notes:

0
positive
1
neutral
0
negative
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C
ROSLINDALE, MA | November 2014 | neutral

In North America, this species has naturalized in 15 states and one province.

In my state, it is illegal to buy, sell, pla...Read More

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