Canna lilies (Canna generalis), which grow in U.S. Department of Agriculture plant hardiness zones 8 through 11, have broad leaves, which may be green, brown, bronze or maroon, and large red, orange, or yellow flowers. Canna lilies have few pest problems, but a handful of pests like to feed on the foliage and flowers.
Cost: The range in cost is wide. A simple, prefabricated slide with ladder might be installed for $4,000, while some of the tantalizing slides shown here could easily top $100,000. Another cost factor to consider is insurance. Similarly to how insurance companies view diving boards and trampolines, they also look at slides unfavorably.
On average, a walk in tub will cost around  $4,000 to $11,000. However, some tubs that have premium features and are made from a premium material can cost upwards of $16,000. For a complete package that features professional installation, be prepared to spend around $6,000 to $10,000.