This variety has many names; Clematis ‘Jackmanii or better known as Clematis “Jackmani”. They seem to be really prevalent at big box stores. I found this one at Home Depot for $5. Can’t beat that for a nice vine. I have it growing up my fence along with the rest of my Roses.
Some simple details:
Plant Type: Clematis
Hardiness: USDA zones: 4-11. Heat zones: 9-1.
Mature size: 10-13 feet
Flowering period: July to August.
Flowering attributes: Large, single flower with dark purple sepals, violet bars down center and yellow-green anthers.
Light: Full sun to partial shade.
Soil: Fertile, humus rich, well-drained soil.
Pruning Methods: Pruning group 3
I love Clematis, and this is one of my favorites.