Hydrangea require full sun or a good part of the day in the sun.
5.27hr
Lots
The most.
The polar regions never receive any direct sunlight.
Most deserts receive much solar radiation - sunlight.
It does get sun but not as much as mercury and Venus
alot of sun light a year
Most deserts receive 300 or more days of sunlight per year.
none
alot of sun light a year
They are different shrubs Snowball tree is a Viburnum.
No, it depends on how you water them and how much sunlight they receive