Blossoming Questions

I would like to put the hydrangea I just bought in a large pot instead of in the ground, is that possible?

MY AMBER JUBILEE NINEBARK HAVE BRANCHES WITH LEAVES THAT ARE TURNING BROWN AND WILTING. WHAT MIGHT BE CAUSING THIS? MOISTURE IS NOT THE ISSUE.

ARE THESE (EASY ELEGANCE) ROSES RESISTANT TO WITCHES BROOM?

WHEN IS THE BEST TIME TO SUCCESSFULLY TRANSPLANT VINTAGE JADE DISTYLIUM?

WHY ARE THE BUDS ON MY JASMINE TURNING BROWN BEFORE THEY BLOOM?

WHY ARE THE LEAVES ON MY PARKLAND PILLAR BIRCH YELLOW?

CAN HYDRANGEAS GROW IN SOUTHERN FLORIDA?

WHAT ARE THE BEST CONDITIONS FOR NINEBARK? IS IT DEER RESISTANT?

THE LEAVES ON MY VANILLA STRAWBERRY HYDRANGEA ARE TURNING YELLOW. WHAT SHOULD I DO TO FIX THIS?

MY GARDENIA LEAVES TURN YELLOW AND THE BUDS TURN BROWN BEFORE FALLING OFF. WHAT AM I DOING WRONG?