Based on 1,744 research-grade iNaturalist flowering observations in Texas, Green Antelopehorns blooms mainly from April to May, peaking in April. It ranks #17 among wildflowers recorded in the state in our data.
Asclepias viridis
Green Antelopehorns 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 April

Texas bluebonnet

Drummond's rain lily

Chinese privet

Antelopehorn Milkweed
Pinkladies

Whitemouth Dayflower

Silverleaf Nightshade

Firewheel
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 Green Antelopehorns bloom in Texas?
Mainly April–May, with the most records in April.
How common is Green Antelopehorns in Texas?
It ranks #17 by number of iNaturalist flowering observations among wildflowers in Texas (1,744 records in our sample).