A Study in Scotch pine about the progress in flo^vering and the formation of tho seed has been done in the sixteen years ,Qİd Scotch Pine seed orchard in İstanbul - Bahçektfy State Forest. . Finally, in the seed orchard besides the quick increase in tlıe productivity of the ccne, there is a superiority in the w eight of the cone, and in' ; the size of the seed that can be seen when compared to those of parent trees.