How cold is too cold for azaleas?

Certain rhododendrons and deciduous azaleas can survive temperatures as low as -35°F (-37°C). It is normal for some rhododendrons to exhibit leaf droop and curl at around 32°F (0°C).; the lower the temperature the tighter the curl. Leaf movement occurs rapidly and it is reversible as temperature warms.Click to see full answer. In this way, do Azaleas need to be covered in winter?Although azaleas are hardy plants, able to withstand freezing temperatures, measures still should be taken to protect them from frost. The plants need help adjusting to cold temperatures as autumn turns to winter. Because azaleas have shallow root systems, frozen soil can injure their roots if they have no protection.Also Know, how cold is too cold for hanging baskets? If you have plants in hanging baskets or other containers, bring them inside. The following methods can be used to limit frost injury. However, protection for temperatures below 25 degrees Fahrenheit may not be possible. do azaleas die in the winter? Azaleas are either evergreen or deciduous. Deciduous azaleas drop all of their leaves in the fall. In colder climates or extremely cold weather, evergreen azaleas may drop most of their leaves during the winter. Leaves that turn brown, die and drop off during the summer usually indicate a problem with the azalea.How do you take care of azaleas in the winter? Winter Care of Reblooming Azaleas: Azaleas take up water through their leaves and their roots, so it’s fine to wash down the plants with a fine spray as you water. Renew mulch around azaleas whenever soil is moist. Keep mulch 3 inches deep, which usually means replenishing it twice a year.