Hemlock trees are evergreen conifers belonging to the genus Tsuga. They are known for their soft, needle-like leaves and distinctive drooping branches. Hemlocks thrive in cool, moist environments and are commonly found in forests across North America and parts of Asia. These trees can grow quite tall, reaching heights of up to 100 feet. Hemlocks produce small cones that contain seeds, which are dispersed by the wind. They play an important role in their ecosystems, providing habitat for various wildlife and contributing to soil stability.