What main crops grows in the Mediterranean scrub?

Are dahlias perennials, meaning do they come back year after year? What are the tree principals of the Japanese constitution? What flower is yellow and seeds other then a dandelion? what is the name of the flowerfrangipani in Tamil? Can a roasted sunflower seed still grow? Why does your plant shake sometimes? How can I effectively use garden covers to keep animals out of my garden? Can you use cheese leftovers as fertilizers and for what type of plants? What part of ginger plant is used to make spice? Why are leguminous crops grown along with cereals? How can I promote healthy growth in my leggy basil seedlings? What does the state tree look like? What is English name for makhmali flower? Where is poison ivy most commonly foundly? Does bark turn grey when off a tree? Can i sell my acorns by the pounds? What is sugarcane agasse? When do you prune ceanothus? What part of the tree contains the seeds? What is a well?