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It is important to protect lilac trees during the winter to ensure their survival and optimal growth for the following season. Lilac trees are generally hardy, but in colder USDA growing zones, they may be susceptible to extreme cold, frost, and harsh winter winds. By providing protection, such as mulching the base of the tree, wrapping the trunk with burlap, and using hardware cloth, gardeners can insulate the roots, prevent freezing, and shield the tree from damage caused by animals and harsh weather conditions. Protecting lilac trees during the winter helps maintain their health and longevity, ensuring beautiful lilac blooms in the spring.
Lilac trees are typically prosper in USDA growing zones 3 to 8. In these zones, the trees can withstand temperatures as low as -60 degrees Fahrenheit . However, in zones 8 and above, where winters are milder, lilac trees may not require as much protection. In colder zones, such as zones 3 and 4, it is important to protect lilac trees from extreme cold and frost. In zones 5 to 7, where winters are less severe, lilac trees may still benefit from some protection, especially during periods of extreme cold or sudden temperature fluctuations. Nevertheless, weather is always reliably unpredictable, and even if you live in a more temperate zone, an unexpected freeze could damage your precious lilac tree. If fragrant blooms and striking purple flowers are a high you look forward to in the spring, you ought to take care of your lilac tree throughout the winter.
When and how to protect your lilac tree
You should begin protecting their lilac trees in late fall, before the first frost arrives. This is typically around October or November, depending on the specific growing zone. By starting early, you can provide ample time for the necessary preparations and ensure that the tree is well-protected before winter hits.
To protect a lilac tree from the cold, it’s important to mulch around the base of the tree. This helps to insulate the roots and retain moisture in the soil. Cornell Cooperative Extension recommends applying a layer of organic mulch at a depth of 3 to 4 inches to regulate the soil temperature and prevent freezing and thawing cycles that can damage the roots.
Additionally, gardeners can also use hardware cloth to protect the trunk of the lilac tree. This is especially important in areas where rabbits or other small animals may be present. The hardware cloth should be wrapped around the trunk and secured with zip ties or wire. This will prevent animals from chewing on the bark and causing damage.
Another method of protection is to cover the lilac tree with burlap or a frost blanket. This can be done by wrapping the material around the entire tree and securing it with twine or clips. The burlap or frost blanket helps to shield the tree from harsh winds and extreme temperatures.
Where to buy protection for lilac trees
There are several places where you can buy protection for lilac trees, both online and in stores. Local garden centers and nurseries often carry a variety of tree protection products, including mulch, burlap, and tree wraps. These stores usually have knowledgeable staff who can provide guidance on the best products for your specific needs. Prices may vary depending on the store and location, but by shopping locally, you can also support small businesses and receive personalized advice for growing plants in your climate. That being said, according to Forbes, you can expect to pay $92 per cubic yard of mulch, on average.
Hardware chain stores like Home Depot and Lowe’s also have a range of tree protection products. They typically contain a garden section where you can find mulch, burlap, and other materials. These stores often have competitive prices and may offer discounts or promotions depending on the season. For $6.63, Home Depot sells a tear-proof frost blanket that is suitable for protecting your lilac tree.
Of course, online retailers like Amazon, Walmart, and Gardener’s Supply Company offer a wide selection of tree protection products that can be conveniently ordered without leaving your couch. These platforms have customer reviews and ratings that can help you choose the right product. Prices may vary, but Amazon’s Choice for a frost blanket is available for $23.99 and covers up to 200 square feet.
