Based on 3,189 research-grade iNaturalist flowering observations in Texas, Turk's cap blooms mainly from April to June, peaking in May. It ranks #4 among wildflowers recorded in the state in our data.
Malvaviscus arboreus
Turk's cap in Texas 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 Texas in May

Whitemouth Dayflower

Purple Passionflower
American basketflower

Texas Thistle

Firewheel
Green Antelopehorns

Chinese privet
Upright Prairie Coneflower
Places to look in Texas
Dinosaur Valley State Park
San Antonio Botanical Garden
Garner State Park
State ParkBrazos Bend State Park
Pedernales Falls State Park
Enchanted Rock State Natural Area
FAQ
When does Turk's cap bloom in Texas?
Mainly April–June, with the most records in May.
How common is Turk's cap in Texas?
It ranks #4 by number of iNaturalist flowering observations among wildflowers in Texas (3,189 records in our sample).