Which tree does siwak come from?

Why are my Azalea bush leaves turning brown? What colour of rose do you give a friend? How can I revive a dead bush? Saben como hacer arreglos florales? Can wild chamomile be transplanted and grow in the new location year after year? What was the climax of conflict for homer in lilies of the field? How effective is using coffee grounds as a cat repellent? What is the origin of the Vanda Miss Joaquim? What is the meaning of santan flower? What are the different parts of the house and their functions? What structure inside the trunk of a tree enable the tree's age to be calculated? What fertilizer is used for laurel hedges? Are strawberries perennial or annual plants? How can I prevent the roots of my orchids from growing out of the pot? Why do pine trees live longer than oak trees? Where are GM crop currently grown? Is flower masculine or feminine? Does drift wood contain air? How can I effectively get rid of root maggots in my garden? Should you put weed in feed down before the rain come?