short-day

short-day (shôrtd)

adj.

Of, relating to, or being a plant that flowers only after exposure to light periods shorter than a certain critical length, as in early spring or fall.

---

short-day

adj

(Life Sciences & Allied Applications / Botany) (of plants) able to flower only if exposed to short periods of daylight (less than 12 hours), each followed by a long dark period Compare long-day