Keep your plants in their "comfort zone".
This temperature-responsive automatic opener is specially designed to automatically open and close bifold covers on cold frames. Set it to open between 60°F and 77°F to keep the temperature inside the cold frame from overheating.
Learn more in the 'Symbols Explained' and 'Diseases Resistance' tabs!
In stock
Notes:
No product notes found.
Additional Information:
No additional information found.
Disease Resistance:
No disease information found.
Growing Information:
No additional growing information available.
Symbols Explained:
![]() |
Bred by Johnny's Seeds and accessories are bred and developed by Johnny’s Selected Seeds. |


