When to plant Chinese cabbage in Colorado
In spring, from Apr 1 – May 15 in Aurora to May 20 – June 1 in Steamboat Springs.
In fall, from May 15 – June 15 in Steamboat Springs to July 15 – Aug 15 in Grand Junction.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring | Fall |
|---|---|---|
| Arvada | Fall-planted | June 1 – July 15 |
| Aurora | Apr 1 – May 15 | June 15 – Aug 1 |
| Berthoud | Apr 1 – May 15 | June 1 – July 15 |
| Boulder | Apr 1 – May 15 | June 1 – July 15 |
| Brighton | Fall-planted | June 15 – Aug 1 |
| Broomfield | Fall-planted | June 15 – Aug 1 |
| Cañon City | Fall-planted | June 15 – Aug 1 |
| Castle Pines | Apr 1 – May 15 | June 1 – July 15 |
| Castle Rock | Apr 1 – May 15 | June 1 – July 15 |
| Centennial | Fall-planted | June 15 – Aug 1 |
| Colorado Springs | Fall-planted | June 15 – Aug 1 |
| Commerce City | Fall-planted | June 15 – Aug 1 |
| Denver | Fall-planted | June 15 – Aug 1 |
| Durango | May 1 – June 15 | June 1 – July 15 |
| Englewood | Fall-planted | June 15 – Aug 1 |
| Erie | Apr 1 – May 15 | June 1 – July 15 |
| Evans | Fall-planted | June 15 – Aug 1 |
| Federal Heights | Fall-planted | June 15 – Aug 1 |
| Firestone | Apr 1 – May 15 | June 1 – July 15 |
| Fort Collins | Fall-planted | June 15 – Aug 1 |
| Fort Morgan | Apr 1 – May 15 | June 15 – Aug 1 |
| Fountain | Fall-planted | June 15 – Aug 1 |
| Frederick | Apr 1 – May 15 | June 1 – July 15 |
| Fruita | Fall-planted | June 15 – Aug 1 |
| Glenwood Springs | Apr 1 – May 15 | June 1 – July 15 |
| Golden | Fall-planted | June 15 – Aug 1 |
| Grand Junction | Fall-planted | July 15 – Aug 15 |
| Greeley | Fall-planted | June 15 – Aug 1 |
| Greenwood Village | Apr 1 – May 15 | June 15 – Aug 1 |
| Johnstown | Apr 1 – May 15 | June 1 – July 15 |
| Lafayette | Fall-planted | June 15 – Aug 1 |
| Lakewood | Fall-planted | June 15 – Aug 1 |
| Littleton | Fall-planted | June 15 – Aug 1 |
| Lone Tree | Fall-planted | June 15 – Aug 1 |
| Longmont | Apr 1 – May 15 | June 1 – July 15 |
| Louisville | Apr 1 – May 15 | June 1 – July 15 |
| Loveland | Apr 1 – May 15 | June 1 – July 15 |
| Montrose | Fall-planted | June 15 – Aug 1 |
| Monument | May 1 – June 15 | June 1 – July 15 |
| Northglenn | Fall-planted | June 15 – Aug 1 |
| Parker | Apr 1 – May 15 | June 1 – July 15 |
| Pueblo | Fall-planted | June 15 – Aug 1 |
| Rifle | Apr 1 – May 15 | June 1 – July 15 |
| Severance | Fall-planted | June 15 – Aug 1 |
| Steamboat Springs | May 20 – June 1 | May 15 – June 15 |
| Sterling | Fall-planted | June 15 – Aug 1 |
| Superior | Apr 1 – May 15 | June 1 – July 15 |
| Thornton | Fall-planted | June 15 – Aug 1 |
| Timnath | Fall-planted | June 15 – Aug 1 |
| Wellington | Fall-planted | June 15 – Aug 1 |
| Westminster | Fall-planted | June 15 – Aug 1 |
| Wheat Ridge | Fall-planted | June 1 – July 15 |
| Windsor | Fall-planted | June 15 – Aug 1 |
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for chinese cabbage.