![]() ![]() You can control spider mites by releasing natural enemies onto the tree. SolutionsĬare for spruce trees by controlling problems that arise. Needles often drop, and the pests’ feeding may cause unsightly cankers, but the infestations do not diminish the tree’s health. Larvae eat tree roots, while adults chew foliage. Pine needle weevils display snouted faces and brown bodies measuring approximately 1/4-inch in length. Severe infestations may result in yellowed dots, leaf discoloration and defoliation. Spider mites often create silky webs on foliage. Though they are too small for the human eye to recognize any features, their movement is visible. Spider mites are tiny sucking bugs that feed on plant tissue fluid. Maintaining Colorado blue spruces includes monitoring for potential pest problems, such as spider mites or pine needle weevils. pH: 3.7 to 6.5 (slightly acidic to neutral).If you are considering planting a Colorado blue spruce on your lawn, consider first learning some interesting and useful facts about the blue spruce tree. Smaller Colorado blue spruce trees are the most desirable Christmas tree variety. Keep the young plants in a sunny spot, preferably outdoors, once they begin to sprout.The Colorado blue spruce tree, whose scientific name is Picea punguns, is a popular evergreen tree used by many homeowners throughout the United States as a landscaping tree.Īs known simply as the blue spruce, the Colorado blue spruce tree makes a great windbreak, screen, or border tree on your property because of its large height and width when full grown.Water carefully if the soil begins to dry out.Place in a warm, bright place, with temperatures above 60 degrees F.Remove the bag from the fridge, and the pots from the bag.They can stay there until the end of winter Check occasionally to make sure they are still moist. Leave for at least 6 weeks, and preferably longer. Place the pots inside the Ziplock, upright, and close it, trapping a little air.Remove from the water and let drain for an hour or two. Leave until you see the surface looking wet. Stand the pots in a flat-bottomed bowl and add cold water untill it is halfway up the sides of the pots.Fill the pot almost to the top with more soil – don’t pack it down.Place a seed on the top of the soil, or space them evenly over the surface of your 4-inch pot.You should now have an inch or two of space. ![]()
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