Chamaecyparis nootkatensis 'Pendula,' is a cultivar of the Nootka cypress. The Nootka cypress (Chamaecyparis nootkatensis) is a large evergreen coniferous tree native to the coastal regions of North America's Pacific Northwest.

Here are some key features of Chamaecyparis nootkatensis 'Pendula':

1. Growth Habit: 'Pendula' is a weeping or pendulous form of the Nootka cypress. It has cascading branches that create a graceful and elegant appearance.

2. Foliage: The foliage is scale-like and arranged in flattened sprays. The color is typically green, and the branches drape down in a weeping fashion.

3. Size: The size of 'Pendula' can vary depending on its age and growing conditions. It tends to be a medium to large-sized tree, with a weeping form that can spread widely.

4. Sunlight Requirements: Like many conifers, 'Pendula' prefers full to partial sun. Adequate sunlight is important for its overall health and the development of its weeping branches.

5. Soil Conditions: Well-draining soil is recommended. Nootka cypress, including the weeping cultivar, can adapt to various soil types.

6. Hardiness: Nootka cypress is typically hardy in USDA Zones 4 to 7, and 'Pendula' should have similar hardiness.

7. Landscaping Uses: The weeping form of Nootka cypress is often used as a focal point in the landscape, providing a unique and eye-catching feature. It can be planted as a specimen tree in gardens, parks, or larger landscapes.

Before planting any tree, including 'Pendula,' it's important to consider its space requirements, soil preferences, and climate suitability.