Lovely double Blue Flowers On This Long Flowering Clematis Will Add A Touch Of Class To Your Pots & Containers. Repeat Flowering.supplied In 7cm Pots.clematis Grown In Containers Are A Perfect Way To Add Colour & Height To A Patio Or Small Garden. These Recent Introductions Have Been Bred To Be Very Compact, Less Vigorous, & Flower Profusely Over A Long Period When Grown In A Container.pruning: Should Be Pruned Lightly In Late Winter Or Early Spring. Pruning Consists Of Removing Weak & Crossing Shoots Then Thinning Down The Plant To A Structure Of Evenly Spaced One & Two Year Old Stems.propagation From These Plants Is A Breach Of Trademark. Only Buy From Licensed Supply.