This would look stunning outdoors, and so easy. You could even save the tops and cover the jars when not in use so no insects or rain could get in them. Just make sure you keep your candles out of the sun so they don't melt. You could use flameless candles for safety. Save jars, add rice, beans or pebbles for cheap but pretty party ambiance...or an evening on the deck with friends.
How To Build The Perfect Pergola! • Great Ideas and Tutorials!
How to Make an Outdoor Curtain Rod for Very Little Money 3/4 inch Conduit: about $2.75 for 10 feet; it won’t rust which makes it perfect for outside. and they will cut it for you right there in the store! 3/4 in. pipe hangers: (on HomeDepot.com search “Halex 3/4 in. Steel Conduit and Pipe Hangers”) These come in a 5 pack for about $2.75 and are really easy to drill into your patio cover to hold your rod. Curtain Rod Clips- 1 inch.
Potted boxwoods offer formal elegance with little maintenance. This large American variety creates a living wall in a line of concrete planters- I like this idea for a separating space
How To Build an Outdoor Kitchen Island : How-To : DIY Network