Hi, I'm not a major expert either. What I can tell you is check with your local permaculture contact Also your local greenhouse and nursery will help they are in the biz to sell plants and will answer questions because they want your custom. Organic fertilizers are good but remember smells like poop, must be poop. As for the garden, plan, plan, and plan some more. Test your ground to see if its acidic or needs some other additive. Read the seed packs and plant sticks to be sure of your growing season, and temps the plans like. Example peas like cool weather do not do well in heat, tomatoes do well in heat. You might want to check out the southwest U.S.A forum on this website. Good luck and be diligent.