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Yellow Hawkweed, Field Hawkweed, King Devil, Meadow Hawkweed
Hieracium caespitosum

Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Hieracium (hi-er-uh-KEE-um) (Info)
Species: caespitosum (kess-pi-TOH-sum) (Info)
Synonym:Hieracium pratense

Category:

Perennials

Height:

12-18 in. (30-45 cm)

18-24 in. (45-60 cm)

24-36 in. (60-90 cm)

36-48 in. (90-120 cm)

Spacing:

18-24 in. (45-60 cm)

Hardiness:

USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

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)

Sun Exposure:

Full Sun

Danger:

Unknown - Tell us

Bloom Color:

Gold (Yellow-Orange)

Bloom Time:

Late Spring/Early Summer

Mid Summer

Foliage:

Herbaceous

Other details:

May be a noxious weed or invasive

Average Water Needs; Water regularly; do not overwater

Soil pH requirements:

Unknown - Tell us

Patent Information:

Non-patented

Propagation Methods:

By dividing the rootball

From seed; direct sow outdoors in fall

Seed Collecting:

Allow seedheads to dry on plants; remove and collect seeds

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Regional

This plant has been said to grow in the following regions:

Skowhegan, Maine

Erie, Michigan

Morristown, New Jersey

Milford, Pennsylvania

Leesburg, Virginia

Gardeners' Notes:

No details have been posted.