Coleus are tropical plants, so they like tropical temperatures. Tropical areas are described as locations where temperatures regularly stay higher than 64F. This is actually the climate that coleus prosper in. Anything below 50F and your coleus will prevent increasing and begin to glance droopy until finally it warms up. https://caradelevingnenudes11111.blogdigy.com/coleus-lifespan-things-to-know-before-you-buy-40315874