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Varieties. 1  Clematis (cirrhosa) 'Freckles' - Attractive largish fragrant cream bell shaped flowers (to 2 inches or 5cm) flecked with pink to reddish/brown spots or 'freckles' appear from late summer through to winter. 2  Foliage is a handsome dark green fern like foliage. 3  Clematis cirrhosa var.
Clematis (Clematis spp.) are hardy from U.S. Department of Agriculture plant hardiness zone 3 to zone 9, depending on variety. No clematis can bloom on dead wood, but lack of bloom or leaves, or even dead branches doesnât necessarily mean your vine is dead.efore getting out the spade or pruners, check your clematisâ plant tag to find out when itâs scheduled to bloom so you donât shock it out of a seasonâs bloom. If youâve cut back a dead top and watered a viable crown that hasnât responded, accept the fact that sometimes plants can take years to return to health.