If you build it yourself, a simple wooden arbor requires about $100 to $150 worth of materials and a long weekend. If you decide to give the job to a contractor, estimate about $300 for materials ...

But you could simply plant the arch into the ground to weigh it down. Viktor Netek on YouTube has a handy step-by-step guide to making an arched garden trellis using wooden pallets.

A plain metal arch trellis can cost around $60 at Home Depot, while anything more intricate can cost upwards of $450. Luckily, this DIY trellis idea from @diariesofplantgirl is perfect for your ...