long-day plant
[ lông′dā′ ]
A plant that flowers only after being exposed to light periods longer than a certain critical length, as in summer. Spinach, lettuce, and some varieties of wheat are long-day plants. Compare day-neutral plant short-day plant. See more at photoperiodism.
Words nearby long-day plant
long-case clock,
long-chain,
long-coats,
long-dated,
long-day,
long-day plant,
long-distance,
long-drawn-out,
long-eared owl,
long-faced,
long-form