Yes you can buy them and keep them in a cool dry place. We set ours in an unheated room where it is dry.
Samantha: great idea!
Hi Samantha, hope this helps
Yes, you can put them in the fridge. It will keep them at a safe temperature for weeks. Be sure to read our tips on extending the life of the pumpkin once they are carved: https://chemistrycachet.com/homemade-carved-pumpkin-preserving-spray/