Yarrow
Achillea millefolium · Asteraceae
| Type | perennial (companion layer) |
|---|---|
| Mature size | 2.5 ft tall × 2 ft wide |
| Sun | FS (full sun) |
| Water | L (low) |
| Deer resistance | high |
| Drought tolerance | high |
| Hardiness | 3-9 |
| Maintenance | low |
| Edible | yes |
| Nitrogen fixing | no |
| Bloom | May, Jun, Jul, Aug, Sep |
| Harvest | — |
| Expected yield | 0 lb/yr |
| Source | Companionplants.com; CPI 2026 spring list |
Planning price
$9.00 per plant estimated
planning estimate · Yarrow
No local nursery line found for this plant; planning range only.
Design notes
Longest bloom window of any companion here; attracts beneficial insects; dynamic accumulator in the compost pile.
Historic uses
Native yarrow was the most widely used wound herb in North America: styptic for cuts, a tea for fever and colds.
Scoring
| Ornamental | 7/10 |
|---|---|
| Disease resistance | 8/10 |
| Sweetness of harvest | 0/10 |
| Complexity of care | 0/10 |
| Medicinal value | 8/10 |
Shared plant library
These records are stored once at /home/chris/.gardenway/plant-library.json and
reused by every design and project on this machine, so the same species does not have
to be researched again.
Where this is used
| Draft | Zone | Qty | Note |
|---|---|---|---|
| Draft 1 - Balanced Food Forest | A | 4 | Tough native pollinator filler. |
| Draft 1 - Balanced Food Forest | B | 4 | Massed drought-tolerant native. |
| Draft 2 - Deer-Proof Berries and Kitchen Herbs | B | 5 | Native filler. |
| Draft 3 - Native Woodland Garden | A | 5 | Native yarrow massing. |
| Draft 3 - Native Woodland Garden | B | 4 | Native filler. |
| Draft 3 - Native Woodland Garden | G | 5 | Yarrow - tough, no irrigation once established. |