Plant name | Zone | Start seeds indoors (spring/fall) | Start seeds outdoors (spring/fall) | Plant seedlings/transplants outdoors (spring/fall) | Plant spacing | # plants per person |
Clematis | 3a | Not recommended | Not recommended | Not recommended | Not recommended | n/a |
Clematis | 3b | Not recommended | Not recommended | Not recommended | Not recommended | n/a |
Clematis | 4a | Not recommended | Not recommended | April 15-July 15 | 2-3 feet | n/a |
Clematis | 4b | Not recommended | Not recommended | April 15-July 15 | 2-3 feet | n/a |
Clematis | 5a | Not recommended | Not recommended | April 15-June 1 | 2-3 feet | n/a |
Clematis | 5b | Not recommended | Not recommended | April 15-June 1 | 2-3 feet | n/a |
Clematis | 6a | Not recommended | Not recommended | March 15-June 15 | 2-3 feet | n/a |
Clematis | 6b | Not recommended | Not recommended | March 15-June 15 | 2-3 feet | n/a |
Clematis | 7a | Not recommended | Not recommended | March 15-June 1 | 2-3 feet | n/a |
Clematis | 7b | Not recommended | Not recommended | March 15-June 1 | 2-3 feet | n/a |
Clematis | 8a | Not recommended | Not recommended | Feb. 15-May 15 | 2-3 feet | n/a |
Clematis | 8b | Not recommended | Not recommended | Feb. 15-May 15 | 2-3 feet | n/a |
Clematis | 9a | Not recommended | Not recommended | Jan. 15-April 15 | 2-3 feet | n/a |
Clematis | 9b | Not recommended | Not recommended | Jan. 15-April 15 | 2-3 feet | n/a |
Clematis | 10a | Not recommended | Not recommended | Not recommended | Not recommended | n/a |
Clematis | 10b | Not recommended | Not recommended | Not recommended | Not recommended | n/a |
Clematis | 11a | Not recommended | Not recommended | Not recommended | Not recommended | n/a |
Clematis | 11b | Not recommended | Not recommended | Not recommended | Not recommended | n/a |
* There are many varieties available; consult your local Extension office for one that will work well for your area. Clematis seeds can take multiple years to germinate, so start with an existing plant.