Astilbe Winter Care: How To Winterize Astilbe Plants

By Liz Baessler Astilbe is a tough flowering perennial that is hardy from USDA zones 3 through 9. This means that it can survive the winter in even very harsh climates. While it should survive for years, there are a few steps you can take to give it a serious leg up and make sure it survives the cold. Keep reading to learn about care for astilbe plants in winter and how to winterize astilbe. Winterizing Astilbe Plants Astilbe plants like to be kept moist, so it’s important to keep watering yours until the ground freezes. After the first hard frost, put down about two inches (5 cm) of mulch around the stem. This will help regulate the temperature of the soil and keep the roots moist through the winter. Be careful not to put the mulch down until the frost, though. While the roots like to be moist, mulch

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