Is Blue Spruce good for privacy?
Deep in the Rocky Mountains more than 100 years ago, the blue spruce tree was discovered. Fast forward to today, this evergreen beauty has become a classic tree around Christmastime and even an ideal plant for adding privacy to your yard.
Are blue spruce roots invasive?
Depending upon the size of your spruce, you’ll find most of the roots in the top 12-18″ of soil, extending out at least as far as the branch tips. Typically the roots are not invasive, but it depends upon how close the tree is planted to them.
What is the fastest growing tree for a privacy fence?
What are the fastest-growing trees for privacy? Hybrid poplar tops the list. It can grow upwards of five feet per year. The Leyland cypress, green giant arborvitae, and silver maple are all close seconds because they add about two feet to their height each year.
Can you plant a blue spruce next to your house?
I would plant this particular tree species at least 20-25′ away from your house as it is my experience that most homeowners and landscapers tend to plant trees way too close to structures. Keep some distance!
What kind of cones does a blue spruce have?
The pale brown cones are up to 10 cm (4 in) long. Male cones are found on the entire tree, whereas the female cones are found at the top of the tree. This helps to facilitate cross-pollination. The specific epithet pungens means “sharply pointed”, referring to the leaves. The blue spruce is the state tree of Colorado.
What kind of soil does a blue spruce need?
Its stiff, horizontal branches produce bluish-green, rigid needles that create a dense, cone-shaped canopy. It thrives best in moist soil, but adapts well to period of drought. A slow-growing tree, the blue spruce responds poorly to heavy pruning, but does benefit from some strategic pruning cuts.
What kind of shears do you use to trim blue spruce?
To promote healthy cell development throughout the tree’s canopy, use sharp, sterile pruning shears to thin the interior branches. Unlike deciduous trees, the blue spruce can take several seasons to defoliate its oldest, lower lying branches. These aging branches often shed its needles and begin to lose its natural bluish-green color.
Why is my blue spruce tree losing its needles?
These aging branches often shed its needles and begin to lose its natural bluish-green color. These branches can be removed during the dormant pruning sessions. The blue spruce is susceptible to several blight and canker diseases that can cause progressive dieback and stunted growth, when left untreated.
What kind of tree is a blue spruce?
Its persistent and fragrant needle-like bluish green foliage are densely distributed around the reddish gray twigs. These needles are stiff and sharp. Other Names — Blue Spruce, Green Spruce, White Spruce, Colorado Spruce or Colorado Blue Spruce and Picea Pungens. Blue spruce is usually propagated by cuttings, graftings, and seeds.
What kind of fertilizer to use on blue spruce?
Conifer fertilizer is expensive (like 30-15-15 with minor elements) but very effective especially if your soil is sandy. These fertilizers will give all the nutrients and help the tree growing vigorously with a nice look and much denser foliage.
When do blue spruce trees drop their cones?
Air layering of the blue spruce tree is also possible. Only mature blue spruce trees produce the cones. These cones drop their seeds in spring. Blue spruce seeds require a considerable period of light to germinate: 14 to 16 hours per day.
What should I do if my blue spruce is dying?
Heavily infected trees may require several years of fungicide applications but should be sprayed, soil drenches are not effective. Also, clean-up of any infected needles and branches will help reduce the spread of the disease.
