The story of Dawn Redwood is inseparable from its name. For decades it existed only in the fossil record, a tree that paleobotanists knew from 50 million years of stone impressions but assumed extinct. Then, in the 1940s, a botanical expedition into the mountains of central China found living groves, triggering an international seed-collecting effort that put this ancient tree into parks, campuses, and arboreta around the world. The common name honors that deep time. The species epithet glyptostroboides reflects an early misidentification — it was initially confused with Glyptostrobus, Chinese swamp cypress.

In the garden, Dawn Redwood is fast, architectural, and decisively seasonal for a conifer. It grows 100 feet tall and spreads 25 feet wide in a clean, pyramidal form, the feathery foliage burning to copper-bronze before dropping each fall — a surprise for anyone who mistakes it for an evergreen. It tolerates wet soils, clay, and urban pollution better than most large trees, and takes to pond margins readily. Full sun and deep, moist, slightly acidic soils produce the fastest growth. This is a tree for large spaces: parks, golf courses, and institutional grounds where scale can be matched. Japanese beetles are the main pest of note.