Thank you, I like that trellis! I’ve been looking for something that was that shape, but a little sturdier, for my cucumbers and melons this year.
http://www.tractorsupply.com/en/store/feedlot-panel-cattle-16-ft-l-x-50-in-h
Stake the short ends in the ground to form an inverted "U". I use this for my cukes and other vining plants. It's sturdy, and will last forever.