Why do asters, dahlias and chrysanthemums bloom in autumn, and tulips and peonies in spring?
November 16, 2020 | Education
| Asters, dahlias and chrysanthemums are short-day plants and require shortening of daylight for flowering, which happens after summer – in spring. And tulips and peonies, on the contrary, are long-day, they need lengthening of daylight hours, which occurs after winter – in spring.
