Achillea, Yarrow, Milfoil, Soldier's Woundwort, Staunchweed 'Cassis'

Achilleamillefolium

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Achillea (ak-ih-LEE-a)
Species
millefolium (mill-ee-FOH-lee-um)
Synonym
Sun Exposure
Full Sun
Foliage
Herbaceous
This plant is resistant to deer
Shiny/Glossy
Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 2a: to -45.5 °C (-50 °F)
USDA Zone 2b: to -42.7 °C (-45 °F)
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)
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)
Danger
N/A
Bloom Color
Red
Scarlet (dark red)
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Grow outdoors year-round in hardiness zone
Can be grown as an annual
Bloom Characteristics
Flowers are good for cutting
Flowers are good for drying and preserving
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

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

Auburn, Alabama

Seward, Alaska

Fremont, California

Richmond, California

Wabash, Indiana

Brooklyn, New York

Justin, Texas

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Gardener's Notes:

2
positives
1
neutral
0
negative
Sort By:
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W
Seward, AK (Zone 3b) | March 2005 | positive

Of all the A. millefolium I have grown from seed, this one has had the most intense color. The shade is much deeper than 'Cerise Queen' a...Read More

P
(Zone 8b) | January 2005 | positive

This plant has beautiful deep bright red flowers to scarletty flowers. pokerboy.

W
W
Belleville , IL (Zone 6b) | January 2005 | neutral

The seeds of this plant should have light to germinate. Surface sow or cover very lightly.

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