If I want to put out a treat for the wild birds in my garden, is it different to the stuff I would give my pet parrot?

Check with a pet store. You can also try some safe home methods described here: http://www.wikihow.com/Get-Rid-of-Gnat

You may wish to microwave the bird seed to kill any larvae and eggs.

Keep him warm and buy parrot food from pet shop
He's a
http://www.all-pet-birds.com/amazon-parrot.html

Depending upon the breed, Peep for a small bird that peeps a lot or Squawk for a large, noisy bird. But any name will do as long as it recognizes it as their name and respond to it.

Backyard birds are birds who visit your backyard. Which birds visit your backyard depends on where you live, the environment, and what foods may be available. Some birds will eat from feeders while, others only eat from the ground or from fruit/flower trees/bushes.

Several years ago, I created a wild bird garden for my mother in S. Florida. I have 20+ feeders, 3 water fountains, and a few trees/plants including, mango tree, hibiscus, berries, and more. We are visited daily by dozens of Monk parakeets aka Quaker Parrots, Blue Crown Parrots, Blue Jays, Cardinals, Doves, Cardinals, and more!

I can answer most questions about backyard birding (i.e.; foods, types of birds) for anyone interested in this hobby!

Yes, bird treats can be used as a helpful way to train your parrot to behave well. Here is a YouTube video which shows a woman training her parrot with treats:

There are recipes for homemade bird seed treats that involve suet or some other sticking agent that keeps it together so you can hang it in a lump. But I came across a very cute web posting with a recipe for a bird seed treat that is heart shaped! Check out this link http://kids.nationalgeographic.com/kids/activities/crafts/wild-bird-treat/

This websitehttp://www.birdguys.com/bird-food-parrot-food.html, stocks a lot of different products for parrots. I like their selection.

you can give your birds all many different types of treats like: vegetables, Fruit, Sprouts, beans, bread, Pasta, Popcorn, cereal and grains.