Yarrow Planting Guide
Planting yarrow in May
This page is about yarrow in general. For your zone's exact planting and harvest dates, pick your county below.
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How to water yarrow
Mulch heavily around yarrow to hold soil moisture without watering more often.
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Where to put yarrow
yarrow wants at least 6 hours of direct sun. Less than that and you'll get leggy plants with weak yields.
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Check your local forecast before planting
Your zone determines the exact week to plant yarrow. Pick your county below and we'll line everything up against your frost dates.
Yarrow is a drought-tolerant perennial herb with feathery foliage and flat-topped flower clusters in white, yellow, pink, or red. It attracts beneficial insects and is used in herbal medicine.
Achillea millefolium · Herb · Asteraceae family · 90–120 days to maturity
Get Your Personalized Yarrow Planting Dates
Enter your ZIP code to see exact planting dates, soil compatibility, and growing tips specific to your county.
Where Can You Grow Yarrow?
Yarrow Growing Regions
Click any state to see the Yarrow planting schedule for that location.
Planting Dates by Zone
| Zone | Start Indoors | Direct Sow | Transplant | Harvest |
|---|---|---|---|---|
| Zone 3a | — | — | May 22 | Aug 21 – Sep 25 |
| Zone 3b | — | — | May 17 | Aug 16 – Sep 20 |
| Zone 4a | — | — | May 13 | Aug 12 – Oct 7 |
| Zone 4b | — | — | May 8 | Aug 7 – Oct 2 |
| Zone 5a | — | — | May 2 | Aug 1 – Oct 17 |
| Zone 5b | — | — | Apr 25 | Jul 25 – Oct 10 |
| Zone 6a | — | — | Apr 17 | Jul 17 – Oct 2 |
| Zone 6b | — | — | Apr 10 | Jul 10 – Sep 25 |
| Zone 7a | — | — | Apr 1 | Jul 1 – Sep 16 |
| Zone 7b | — | — | Mar 25 | Jun 24 – Sep 9 |
| Zone 8a | — | — | Mar 15 | Jun 14 – Aug 30 |
| Zone 8b | — | — | Mar 4 | Jun 3 – Aug 19 |
| Zone 9a | — | — | Feb 17 | May 19 – Aug 4 |
| Zone 9b | — | — | Feb 1 | May 3 – Jul 19 |
Why are some columns showing "—"?
Start Indoors shows "—" because Yarrow is typically direct sown outdoors rather than started indoors. It germinates quickly and doesn't transplant well.
Direct Sow shows "—" because Yarrow benefits from being started indoors first, then transplanted after the last frost.
How to Plant Yarrow
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Low — drought tolerant
Drought tolerant — water only when soil is dry 2" deep.
🧪 Soil pH
5.5 – 7
Prefers neutral to slightly acidic soil — ideal for most garden beds.
🗺️ Hardiness Zones
Zone 3a – 9b
📅 Days to Maturity
90–120 days
Medium-season crop. Start early for best results in shorter seasons.
👪 Plant Family
Asteraceae
Rotate with other families yearly to prevent soil-borne diseases. Don't plant in the same spot where Asteraceae family crops grew last year.
How Much Yarrow to Grow
Yarrow takes 90–120 days to mature. In most zones you'll get one harvest per season, so plant enough to last.
Companion Planting for Yarrow
✅ Good Companions
Check more combinations with our Companion Planting Checker →
Growing Tips for Yarrow
Direct sow or start from divisions. Yarrow thrives in poor soil and is very drought-tolerant. Deadhead to encourage reblooming. Divide clumps every 3 years.
Saving Yarrow Seeds
Recommended for Your Garden
Breathable fabric pots that promote healthy root growth and prevent overwatering.
Built-in reservoir keeps herbs and greens consistently watered with less effort.
Start seeds indoors with reusable cell trays and humidity domes.
Seed Saving & Storage Guide
Most saved seeds go bad before next season. This shows exactly when to pick, how to dry, and where to store seeds from 200 plants so yours don't.
- 200 plants, step-by-step: life cycle, pollination type, isolation
- Exact temperature + humidity ranges that keep seeds viable
- Bonus: searchable Google Sheets tracker + custom GPT assistant
Yarrow by State
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Frequently Asked Questions
How long does it take to grow Yarrow?
Yarrow (Achillea millefolium) takes 90 to 120 days from planting to harvest. Exact timing depends on your variety, growing conditions, and USDA zone.
What zones can Yarrow grow in?
Yarrow can be grown in USDA zones 3a through 9b. Use the planting calendar above to find the exact dates for your zone.
How much sun does Yarrow need?
Growing Yarrow requires Full Sun (6-8+ hours), Low — drought tolerant, and soil pH of 5.5 to 7.