Q. Each year some of our hydrangea plants never completes each flower. Why is that? What do we need to do? — L. Barnes, Chesapeake A. If I understand correctly, you are asking why the flowers do not ...

Flowering patterns of four Heliconia (Heliconiaceae) species in Trinidad, West Indies were examined for their predictability and availability to the nectarivores that rely on Heliconia floral nectar.

The timing of flowering in plants is critical. It can have profound effects on flower, fruit, and seed production, and consequently agricultural yields. This process is known to depend on daylight and ...