VISIT RIVERSIDE gREENHOUSE--sTAR vALLEY

484 North Main Street
Thayne, WY 83127

Opening Day: May 22, 2026
 
We open the Friday before Memorial Day every year. 
 
Even with warm weather, we don’t open early.
 
Our plants are grown for size and performance — not early sales.
Cold nights can damage young plants, especially large baskets.
 
It’s worth the wait.
 
Hours May 22 – June 30:
Mon – Wed: 10 am – 6 pm  
Thurs: 12 pm – 8 pm  
Fri – Sat: 10 am – 5 pm  
Sun: CLOSED
 
July 1 – Nov 5 (weather permitting):
Mon – Thurs: 10 am – 6 pm  
Fri – Sat: 10 am – 5 pm
Sun: CLOSED
 
TEXT NUMBER: 307.884.6053