This decorating theme includes the secret garden gate, two cuckoo trees, two spherical street lamps, and the straight or curved fence. Begin by setting up the secret garden gate as a focal point and dress it up with ivy garland. It makes a great setting for photos. Garden Theme Prom | Prom Ideas & Event Ideas, Decorations Please note: You are currently browsing img wooden garden gate traditional landscape dc metro that is 480x640px in size. This image is listed in garden gate decorating ideas category. Garden Theme Prom Prom Ideas Event Ideas, Decorations, 480x640 in 124.98 KB.