If I were to set up a heat lamp above my freshly planted seed, would it emit a smell before it's big enough to plant outside?

Also, what's the minimum size you guys recommend before transplanting outside?
tetrasect Reviewed by tetrasect on . Two part question If I were to set up a heat lamp above my freshly planted seed, would it emit a smell before it's big enough to plant outside? Also, what's the minimum size you guys recommend before transplanting outside? Rating: 5