Their main prey is rabbit, but they are some of the most ferocious hunters in the bird kingdom and can hunt animals up to three times their own size. They catch and eat the standard small rodents mentioned under prior owls, as well as armadillos, raccoons, bats, weasels, skunks and even porcupines.
Comments. Submit. Lilac trees need to be protected from frost. Some varieties, like Syringa patula 'Miss Kim', are more frost hardy than others. Protect lilac trees from frost by covering them with a lightweight bed sheet or cloth tarp.ilac trees need to be protected from frost. Some varieties, like Syringa patula 'Miss Kim', are more frost hardy than others.
Run a soaker hose around the lilac bushes and water deeply to a 1-inch depth. Maintain this moisture depth for the first growing season. Zone 9 lilacs require 1 inch of water every week, whether it is through rain, supplemental watering or both.Prune the lilac bushes to keep them looking neat and tidy.The best time to trim zone 9 lilacs is immediately after blooming in the late spring. Trim damaged, diseased and old wood with a pair of pruning shears. Avoid removing more than one-third of a lilac bush during a single pruning.rune the lilac bushes to keep them looking neat and tidy. The best time to trim zone 9 lilacs is immediately after blooming in the late spring. Trim damaged, diseased and old wood with a pair of pruning shears. Avoid removing more than one-third of a lilac bush during a single pruning.