A bloom calendar for Maryland built from 48,486 research-grade iNaturalist observations of plants in flower. April is the busiest bloom month. Pick a month to see what's flowering, or open a species for its state-by-state timing.
By month
Maryland wildflower calendar (top 40)
Fewer More observations (relative to each row's peak month)
Activity by month (all species)
Most-photographed wildflowers in Maryland
Lesser Celandine
Common Pawpaw
Bloodroot
Virginia Springbeauty
Virginia bluebells
Yellow Trout Lily
Dutchman's breeches
Azure Bluet
Partridgeberry
Garlic Mustard
Red Deadnettle
Ground-Ivy
Pink Lady's Slipper
Common Snowdrop
Asiatic dayflower
Chicory
