There are some great resources that I use to help plan my plant timing, here are some of my favourites for you to take a look.
Gardenate: The Gardenate website has a great monthly planning guide divided into regions and you can received monthly email remonders:
The Little Veggie Patch Co : Take a look at the magazine section of seasonal growing notes to help get you started:
Gardening Australia’s ‘The Veggie Guide’: This handy online tool allows you to click your location on the map as it generates a list of what you can plant. They also have a version that is available to download to your iPhone.