It is known that some varieties of wheat are sown in autumn but are harvested around next mid summer.
Which plant hormone can replace the cold treatment?

It is known that some barieties of wheat are sown in autumn but are harvested around next mid summer. What could be the probable reason for this?

It is known that some barieties of wheat are sown in autumn but are harvested around next mid summer. What term is used for this promotion of flowering under low temperature?

Some varieties of wheat are knows as spring wheat while other are called winter wheat. Former variety is sown and planted in spring and it harvested by the end of the same season. However, winter varieties, if planted in spring, fail to flower or produce mature grains within a span of a flowering seasons. explain, why?