Denoting a plant that needs a daily period of darkness of more than a certain length to initiate flowering, which therefore happens naturally as the days shorten in the autumn.
（植物）短日照的
Example sentencesExamples
For example, short-day onions grow in southernmost climes.
Flowering requires or is accelerated by short photoperiods in the so-called short-day plants, while the opposite is true for long-day plants.
The effects of the mutation are often more obvious under unfavorable conditions, ie. short photoperiods for long-day plants and long photoperiods for short-day plants.
The two main photoperiodic response categories are short-day plants and long-day plants, in which flowering occurs in short or long days, respectively.
Definition of short-day in US English:
short-day
adjectiveˈSHôrtdā
attributive(of a plant) needing a daily period of darkness of more than a certain length to initiate flowering, which therefore happens naturally as the days shorten in the autumn.
（植物）短日照的
Example sentencesExamples
The two main photoperiodic response categories are short-day plants and long-day plants, in which flowering occurs in short or long days, respectively.
Flowering requires or is accelerated by short photoperiods in the so-called short-day plants, while the opposite is true for long-day plants.
The effects of the mutation are often more obvious under unfavorable conditions, ie. short photoperiods for long-day plants and long photoperiods for short-day plants.
For example, short-day onions grow in southernmost climes.