Bucket irrigation system. Could be hung on an old clothesline post. The article mentions filling the buckets with water, but I would use it as a rainwater collection system. Close the valve on rainy days then open it when the garden needs water.
5 Best Container Vegetables for Beginning Gardeners
Best Container Gardening Vegetables | Best Container Vegetables for Beginning Gardeners
The best thing I ever did, garden wise, was to plant three butterfly bushes. I have never seen so many butterflies in one place in all my life. They make my cereal in the morning so much more enjoyable.