Answer: Niobe would be a B/C or II/III and Ramona is also a B/C or II/III. Keep in mind you can prune some back harder than the rest just to extend your bloom period or can prune to influence the main season of bloom if you are trying to orchestrate a combination in your garden. If needed you can prune it back harder in late winter to control size and remove weaker parts of the plant. Or, you can prune lightly to thin it or tip it back right after it blooms, if you wish. They are just guidelines, not really rules. See what works best for you. Here are some tips you may find useful. You may need to cut and paste the complete url into your browser to make it work correctly.
Enjoy your clematis!
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