Ageratina Species, White Mistflower, Wright's Snakeroot, Wright's Boneset

Ageratinawrightii

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Ageratina (ad-jur-uh-TY-nuh)
Species
wrightii (RITE-ee-eye)
Synonym
Eupatorium wrightii
Kyrstenia parvifolia
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Deciduous
Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
Spacing
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
Hardiness
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)
Bloom Color
White/Near White
Bloom Time
Late Summer/Early Fall
Mid Fall
Other Details
Category
Alpines and Rock Gardens
Shrubs
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
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
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

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

Dallas, Texas

Red Oak, Texas

Seguin, Texas

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Gardener's Notes:

2
positives
0
neutral
0
negative
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H
New Berlin, TX | September 2012 | positive

Totally indifferent to drought soon after planting. Very pleasantly aromatic foliage. Can be found in mesquite brush; a dry year makes i...Read More

L
Red Oak, TX | December 2009 | positive

Very similar to Fragrant Boneset (Eupatorium havanense) which is widely available, but if you're planting in a butterfly garden, Wright's...Read More

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