Based on 3,550 research-grade iNaturalist flowering observations in California, Common Yarrow blooms mainly from April to July, peaking in April. It ranks #44 among wildflowers recorded in the state in our data.
Achillea millefolium
Common Yarrow in California by month
Bars show research-grade observations per month. They mix true seasonality with how often people are outdoors, so treat small numbers with caution.
Also in bloom in California in April
Rose Clover
Redstem Stork's-bill
Tomcat Clover
Mediterranean Stork's-bill
Blue Dicks
Ithuriel's Spear
California poppy
Checkerbloom
Places to look in California
Botanical GardenThe Huntington Library, Art Museum, and Botanical Gardens
State ParkHearst Castle
Botanical GardenSan Francisco Botanical Garden
State ParkAnza-Borrego Desert State Park
National ForestAngeles National Forest
National ForestSequoia National Forest
FAQ
When does Common Yarrow bloom in California?
Mainly April–July, with the most records in April.
How common is Common Yarrow in California?
It ranks #44 by number of iNaturalist flowering observations among wildflowers in California (3,550 records in our sample).