Growing Guide
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Herbaceous Perennial Flower, Herb

Also known as Woundwort yarrow, Milfoil, Soldier's Woundwort, Staunchweed, Nosebleed, Thousand Weed, Thousand Seal
Achillea millefolium
Asteraceae Family

A range of flower colors, fine-textured foliage and medium height make this drought-resistant medicinal herb an easy, attractive, fragrant and drought-resistant addition to border plantings.

Site Characteristics
  • full sun

Soil conditions:

  • tolerates droughty soil
  • requires well-drained soil
Prefers a light, well-drained soil.

Hardiness zones:

  • 3 to 10

Special locations:

  • xeriscapes
Plant Traits

Lifecycle: perennial

Ease-of-care: easy

Height: 1.5 to 3 feet

Spread: 1 to 2 feet

Bloom time: mid-summer

Flower color:

  • red
  • yellow
  • white
  • pink
  • other

Some varieties also produce gold flowers.

Foliage color:

  • dark green
  • gray-green

Can vary from grey-green to dark green.

Foliage texture: fine

Shape: upright

Shape in flower: same as above

Special Considerations
  • frost
Special characteristics:
  • deer resistant
  • non-aggressive
  • non-invasive - Is naturalized in many areas.
  • native to North America, Europe and Western Asia
  • fragrant - Foliage is highly aromatic, resembling chamomile.
Special uses:
  • dried flowers - Dried flowers tend to loose their color.
Growing Information
How to plant:

Propagate by seed, division or separation - New seedlings or divisions should be planted one foot apart.

In the spring, clumps of mature plants should be divided as they become crowded.

It will take seedlings one to two years to establish themselves.

Days to emergence: 30 to 45

Maintenance and care:
Yarrow is drought resistant and so doesn't need frequent watering.

Tall plants may need staking.

More growing information: How to Grow Perennials

Plants are much more susceptible to diseases in humid areas.

Mildew: If infection is severe, cut and destroy plants.

Other diseases:
Crown gall
Stem rot

'Rosea' and 'Rubra' are redish varieties but many cultivars are available in a wide range of colors: white, pink, violet, yellow, gold, red.