Old wooden barrel can be used as pet house to accommodate your dog or cat in garden. Barrel would nicely blend in the garden. However you need some support work for the barrel to stay where you put it and not to roll away
"""Put strawberry plants in concrete blocks edging a garden."""" --------->Put plants that naturally repell garden pests like marigolds? Also, cinderblock beds a good idea for around fence. Maybe use concrete stain to make them more natural looking?