Will you know the right questions to ask? Consider the following scenarios: â¢ You manage a portfolio of investments and are presented with a research report that shows that over the past five years, technology stocks have outperformed utility stocks by 13.7% to 10.1%.
The type of shade impacts the health and flowering of the canna. They may grow poorly in deep shade. Cannas grown in light shade receive partial sunlight and bright shade, which may not impact them greatly. Dappled shade allows some sun to reach the cannas.
Cannas are tropical plants and are sensitive to extended exposure to frost. Mild winters (USDA zones 7 through 11): As soon as the leaves begin to die back, cut off foliage to soil level, and leave in-ground or in large containers over the winter.lants will over winter in the ground and withstand light frosts; however, potted plants will need to be protected or over wintered in a greenhouse. Canna TropicannaÂ® Black will start to grow when soil temperatures exceed 50 Âº F in Spring, but leaves won't attain full color until temperatures regularly exceed 60 Âº F.