The small space between this fence has a nice piece of astroturf. This is a perfect use of astroturf. Lawn care can be particularly tricky along fences and walls, but there is no need for concern when you are dealing with astroturf.
PVC pipe from hardware store with cap on it; fantastic idea and is FREE STANDING. or bury part of the PVC pipe in the middle of a larger flower pot and plant the same flowers or different greenery in the pot.