Sequoia USA , Sequoia sempervirens and Sequoiadendron giganteum are among the largest and oldest trees in the world. They grow mainly in California in the United States., Sequoias can grow to a Garden Myth Time! Someone just told me you can fertilize plants with urine Have you ever heard this? Would you try it, or is that a big NO? Why do I not want male marijuana plants? Grow Weed Easy Annie Bell Leon & George: Weekend Plant Care Reminder Milled