
Based on 1,074 research-grade iNaturalist flowering observations in Maine, Azure Bluet blooms mainly from May to June, peaking in May. It ranks #2 among wildflowers recorded in the state in our data.
Houstonia caerulea
Azure Bluet in Maine 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 Maine in May

Northern Starflower

Red Trillium
Painted Trillium

Pink Lady's Slipper

Rhodora

Trailing Arbutus
Sessile Bellwort

Fringed Polygala
Places to look in Maine
Baxter State Park
State ParkFort Halifax
State ParkTwo Lights State Park
Quoddy Head State Park
Fort Point State Park
Popham Beach State Park
FAQ
When does Azure Bluet bloom in Maine?
Mainly May–June, with the most records in May.
How common is Azure Bluet in Maine?
It ranks #2 by number of iNaturalist flowering observations among wildflowers in Maine (1,074 records in our sample).