Are heaters needed and running 24 hours to maintain temperature? - GrowWeedEasy.com Cannabis Growing Forum
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Amazon.com: Electric Heater Fan,Portable Heater with Overheat Protection, Fast Heating,Small Garage Heater for Greenhouse, Grow Tent, Workplace : Everything Else
![How do you keep your indoor greenhouse warm? Seedling mats? Mini heater? Currently inside my greenhouse is 68-70 degrees. I want it warmer. : r/houseplants How do you keep your indoor greenhouse warm? Seedling mats? Mini heater? Currently inside my greenhouse is 68-70 degrees. I want it warmer. : r/houseplants](https://preview.redd.it/how-do-you-keep-your-indoor-greenhouse-warm-seedling-mats-v0-neyq8ye3rgw91.jpg?auto=webp&s=03dd0926852381869f9a4ed041871bbec36d881d)