The Beatles sang out “all you need is love, love, love”, an ancient philosophy not created by the Beatles, and it can play out in our gardens. As Valentine’s Day draws close the song is playing over and over in my head, combined with visions of Kiss-me-over-the-garden-gate, otherwise known as Polygonum orientale. Kiss-me-over-the-garden-gate is a fast growing five or six foot tall annual, loaded with graceful pendant pink flowers. This is a bushy sort of plant that…