January Image 1 of 2 Helleborus argutifolius holly-leaved hellebore February Image 1 of 3 Narcissus Cyclamineus cyclamen–flowered daffodil March Image 2 of 3 Scilla sect. chionodoxa glory-of-the-snow April Image 1 of 3 Camassia leichtlinii quamash May Image 1 of 3 Wisteria floribunda Japanese wisteria