Lawson's Cypress
Chamaecyparis lawsoniana (A.Murray bis) Oerst.
- light
- Full sun
- water
- Medium
- tall
- 50 m
- wide
- 6.0 m
Cupressaceae
Formerly Chamaecyparis allumii, Chamaecyparis lawsonii, Cupressus fragrans, Cupressus lawsoniana, and 2 more
When it flowers
Not known yet in the tropics: too few flowering observations to read a season from.
If a child, a pet or anyone may have eaten a plant, contact a doctor or vet straight away, or call the National Poisons Information Centre (AIIMS, New Delhi) on 1800 116 117, free and open 24 hours.
Something wrong with it?About it
- Grows as
- TreeKew's checklist, not yet checked
- Climate
- TemperateKew's checklist, not yet checked
- Wild in
- SW. Oregon to NW. CaliforniaKew's checklist, not yet checked
- Light
- Full sun (6 h or more)Read from NC State Extension and RHS, checked by a majority of its sourcesBacked by both sources
- Height
- 50 mRead from Wikipedia, one source
- Spread
- 4.0 m to 8.0 mRead from RHS, one source
- Water
- Average: moist, well drainedRead from NC State Extension and RHS, checked by a majority of its sourcesBacked by both sources
- Coldest it survives
- -24.4 °C (USDA zone 5b)Read from NC State Extension and RHS, checked: the middle of what its sources sayHalfway between its 2 sources, which differ. Sources differ: NC State Extension -28.9 °C; RHS -20 °C
Not known yet: flowers, heat, hottest it survives.
Where this comes from
- Wikidata, read 2026-10-25, CC0-1.0
- Kew's checklist, read 2026-10-24, CC-BY-4.0
- NC State Extension, read 2026-10-25, fact, cited
- RHS, read 2026-10-25, fact, cited
- Wikipedia, read 2026-10-26, fact, cited
- Wikimedia Commons, read 2026-10-25, CC BY-SA 2.0
- 3D model: Chamaecyparis lawsoniana (built for Vanagrha) by Vanagrha, own
A fact “checked by a majority of its sources” was settled by a vote of the pages it was read from, not by a person reading it; one marked “one source” rests on that page alone. Anything else not marked checked has not been checked yet. Where nothing is known, the page says so rather than guess.