Spray will inevitably get on to your fruit bushes/trees and, though it probably wont kill the trees, will have a detrimental affect on them and will kill the bushes.
Your best bet is to pull or dig out the weeds from under the tree canopies and around the bushes for starters. Use a systemic...
Depends on the position of the container.
The Acuba is a good evergreen which can be pruned to maintain the size you want, but it needs to be in more shade than sun. Nice deep green glossy leaves with yellow mottling. They are sexual plants, so you will need both a male and female plant to get...