Goldenrod dies back each winter and it is best to deadhead plants after flowering and cut the stems back after ... They are versatile plants for a summer border and can overwinter in US hardiness zone ...
If they're not suitable for your beds, try planting these shasta daisies from Burpee in pots (suitable for zones 4-9), but like many other perennials bring them in before the first frost if you want ...
The best plants for Arizona heat in the summer are succulents – such as cacti ... and Joshua tree are the most common varieties thriving in Arizona and available in local nurseries. Type: Perennial.