I have a new peach tree in a container it's 1-2 years old. It came with a few mini blossoms. The blossoms are now gone. All of The stems at the top are now brittle and I think dead. When I bend the branches at the top they break. Now at the bottom near the bark green leaves are growing out, but starting to curl. Don't know what is happening? Is the tree dying, do I need to cut back to where the green leaves are? What is going on with the top branches, please help. It looks like the bark is