open for enrollment through Spring 2026
Dahlias of Houston
Dahlias CAN be grown in Houston - with the right preparation, timing, and tending techniques!
This once-a-year course covers everything the Houston gardener needs to know from the very first steps to prepare your dahlia patch, to planting, tending, troubleshooting, and harvesting.
After you master growing your dahlias, dive deeper by learning how to:
navigate dormancy + perennialize dahlias (even through freezes) + take cuttings to multiply your plants + start dahlias from seed.
Students have automatic + lifetime access to:
Downloadable slides with clickable links
Video lessons with in-depth instruction for each course module
Real-time demonstrations of seed starting and propagating dahlias
Printable year-at-a-glance
A feedback form to highlight favorite parts, and submit questions + requests for course updates
Ready to get your dahlias blooming?
Sign up today and get immediate access to our extensive library of dahlia expertise.