Family: Apiaceae (ay-pee-AY-see-ee) (Info)
Genus: Osmorhiza (os-me-RY-za) (Info)
Species: longistylis

Category:

Herbs

Perennials

Height:

18-24 in. (45-60 cm)

24-36 in. (60-90 cm)

36-48 in. (90-120 cm)

Spacing:

36-48 in. (90-120 cm)

Hardiness:

USDA Zone 3a: to -39.9 C (-40 F)

USDA Zone 3b: to -37.2 C (-35 F)

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)

Sun Exposure:

Light Shade

Partial to Full Shade

Full Shade

Danger:

N/A

Bloom Color:

Pale Green

White/Near White

Bloom Time:

Mid Spring

Foliage:

Herbaceous

Other details:

Requires consistently moist soil; do not let dry out between waterings

Soil pH requirements:

6.6 to 7.5 (neutral)

Patent Information:

Non-patented

Propagation Methods:

From seed; direct sow outdoors in fall

From seed; stratify if sowing indoors

Seed Collecting:

Collect seedhead/pod when flowers fade; allow to dry

Properly cleaned, seed can be successfully stored

Regional

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

Cumberland, Maryland

Germanton, North Carolina

Leesburg, Virginia

Graham, Washington

Gardeners' Notes:

No details have been posted.