(Clematis) A garden beauty, 'Candida' is one of the best white clematis we offer! It features large 9 inch pure white flowers with yellow anthers, making quite a statement in the landscape, as well as a stunning cut flower. Standing 8 to 12 feet tall, 'Candida' will need the support of a trellis, arbor, or fence. A repeat bloomer, 'Candida' produces its first round of flowers in May and June off of the previous seasons growth, followed by a second round of blooms in July through September on new Source by dutchess109