Hello. I am from <Link removed by moderator> Indonesia and I want to ask a question. I dug up a wild Populus trichocarpa growing on the outside edge of a very rocky and dry logging road at about 3,000 foot elevation in August. I nursed it into a ceramic pot and it looks like it will make it. I've no...

I live in northern NJ in zone 7a where summers get like 85-90 degrees average. In this case, how many hours of sun will Hydrangea macrophyllas do well on? I looked it up and it said that in the south they bloom well with only 3 hours of sun but idk how "south" NJ is considered. Its technic...