Tall trees are a common feature of many landscapes, and there are several varieties that can be found around the world. Redwoods (7 letters) are some of the tallest trees in the world, growing up to over 300 feet tall. POPLAR (6 letters) trees are also quite tall, reaching heights of up to 150 feet. FIR (3 letters) trees are coniferous evergreens that can reach heights of up to 200 feet. ELM (3 letters) trees are deciduous trees that can grow up to 130 feet tall. KAURI (5 letters) trees are native to New Zealand and can reach heights of up to 150 feet.