Ageratina Species, Lucy Braun's Snakeroot, Rockhouse White Snakeroot
Ageratinaluciae-brauniae

Family: Asteraceae (ass-ter-AY-see-ee)
Genus: Ageratina (ad-jur-uh-TY-nuh)
Species: luciae-brauniae (loo-see-ay-BRAUN-ee-ay)

Synonym:Eupatorium deltoides

Synonym:Eupatorium luciae-brauniae

Category
Perennials

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Full Sun

Foliage
Herbaceous

Foliage Color

Height
4-6 ft. (1.2-1.8 m)

Spacing
36-48 in. (90-120 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)

Where to Grow

Danger
All parts of plant are poisonous if ingested

Bloom Color
White/Near White

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds

Bloom Size

Bloom Time
Mid Summer
Late Summer/Early Fall

Other details

Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information
Non-patented

Propagation Methods
By dividing the rootball
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From herbaceous stem cuttings
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
From seed; sow indoors before last frost

Seed Collecting
Bag seedheads to capture ripening seed
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored