Canna Cattleya is an exquisite heirloom canna. It consistently blooms above the leaves throughout the summer. Canna Cattleya aka Canna Alemannia has yellow and orange-red flower petals with orange-red spots on the upper petals. Its leaves are a moderate shade of green, and its stems can reach a height of approximately 1.8 metres or 6 feet, allowing it to provide you with ample shade in the summer.