Now's the time to plant garlic especially but they're right if you've just dug it it's best to leave it over winter.
But when you first get stuck in there's a natural impatience - Why don't you plant a small row of garlic to see how it goes if it does well fine, if not there's no great loss
get yourself a seed catalogue....It will tell you when to set everything...... And the BEST gardening book is Dr.D.G.Hessayon,s"The new vegetable and herb expert (�5.99 but cheaper at Amazon) It,s ideal for both learners and pros!