Stratification: Many tree seeds in character lie on the bottom all Wintertime and germinate in spring. A few months in a chilly, moist natural environment mimics these problems so the seed "understands" that it ought to sprout. Start out brassica seeds indoors in cold climates. Assist cabbage, cauliflower and broccoli https://plant-propagation07037.activosblog.com/31577733/not-known-factual-statements-about-growing-plants-from-seed