I see at several front yard gardens in my neighborhood, plastic 1/2
gallon containers located in their garden beds. Each is a clear plastic.
Each is filled with clear liquid, probably just water. I see so many
that I wonder "...are these containers put there to benefit the flowers
I am located in Panorama City, CA at zip 91402.
Sounds like what you're seeing are inverted 2 liter plastic beverage
bottles with "Aqua Spikes" attached... these water plants slowly like
drip watering and their flow rate is adjustable:
(Amazon.com product link shortened)
Recently, I put a clear half-gallon jug of water in the bird seed
tray, mainly to weight it down and stabilize it. Some birds were
afraid of the distorted images seen. Nuthatch and titmouse don't seem
to mind. A pin hole in a gallon jug of water will help give a new
transplant a good and slow soaking.
One possibility is that they do not want dogs to pee on their garden. There
was a idea going around a while ago that said that dogs will not urinate in
clean water and so this will stop them doing it. As far as I know it is
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