Landraces are photo period dependant as are anything other than true autos . Landraces that evolved closer to the equator just take longer to flower than those further from it . All of them go through a vegetative period , even autos .
I've grown numerous strains under both conditions . It's really a crapshoot the first time outdoors IMO . Where I am I'd guess a "70" day strain would finish mid to late October .
The latest I saw was a pheno of SSH that I'd take to 85 or so days indoors . We luckily had great weather that...