Canna flower in Phoenix, Arizona
Yes, you can grow cannas in the Phoenix, Arizona area. But they're really not a very good "landscape" plant. That is, just putting them out in the front yard and forgetting about them is a mistake. They will grow here, and flourish, but only with a few tricks. Before you plant cannas, be sure to prepare the planting area. Cannas are practically water plants, and they like deep, rich soil. I must have a million tons of potting soil here in the corner of The Tropical Paradise where the canna are, and I have mixed in almost as much coffee grounds (which I got free at Starbucks) over the years. Cannas grow very fast, which is good. But they need constant trimming to keep them at their best. Their tips tend to sunburn (even though it hasn't been particularly hot yet this year) and it's only the new growth that shows off the beautiful deep reddish-purple that I am looking for with the foliage (look behind the flower and you will see what I mean). The flowers onl...