- What is the best time of year to plant a blue spruce?
- How deep are blue spruce tree roots?
- How fast does a blue spruce tree grow?
- What causes a blue spruce to die?
- How much of a tree can you cut without killing it?
- Can I keep a tree small by pruning?
- How do you keep a blue spruce healthy?
- Can a blue spruce tree be trimmed?
- How do you know when a blue spruce is dying?
- What is a good fertilizer for blue spruce?
- How do you revive a dying blue spruce?
- Why do blue spruce needles turn brown?
- Should you trim the bottom of a blue spruce?
- How much space does a blue spruce need?
- How far do blue spruce roots spread?
- Do Blue Spruce need a lot of water?
- What is crowning a tree?
What is the best time of year to plant a blue spruce?
Bare root Colorado blue spruces should be planted while dormant so roots can become established before leaf and shoot growth begins.
Late winter through early spring is best depending on your climate and ground thaw date.
Bare root spruces can also be planted in very early fall..
How deep are blue spruce tree roots?
Early Development. According to the U.S. Forest Service, blue spruce trees develop shallow roots after seed germinate, perhaps only 2 to 3 inches deep. This reveals that this tree species grows with a spreading, shallow root system.
How fast does a blue spruce tree grow?
This tree grows at a slow to medium rate, with height increases of anywhere from less than 12″ to 24″ per year.
What causes a blue spruce to die?
Blue spruce trees are susceptible to an infectious needle disease caused by the fungus Rhizosphaera. … Second-year needles turn a purple or brown color and eventually fall from the tree. After several successive years of needle loss branches may die. In general, trees appear to die from the bottom upward.
How much of a tree can you cut without killing it?
25%One wrong cut won’t immediately kill your tree, but pruning incorrectly or too often can. If a tree repeatedly loses too much of its canopy at one time, it can become weak or even die from the stress. That’s why you shouldn’t trim more than 25% of a tree’s canopy at one time.
Can I keep a tree small by pruning?
Proper pruning is the healthiest way to maintain an ideal tree height and keep your tree’s structure sound. … Whatever you do, don’t consider chopping the top of your tree to keep it small. The limbs will grow back before long, but this time ’round, they’ll be weaker.
How do you keep a blue spruce healthy?
Caring for Colorado spruce is simple once the tree is established. Water it regularly to keep the soil moist through the first season and only during dry spells thereafter. The tree benefits from a 2-inch (5 cm.) layer of organic mulch that extends just beyond the tips of the branches.
Can a blue spruce tree be trimmed?
The blue spruce tree’s slow growth makes it mostly intolerant to heavy pruning. … Always complete this tree’s pruning during the late winter or early spring months, just before the onset of its growing season. Use sharp, sterile shears to complete the cuts.
How do you know when a blue spruce is dying?
Here’s what to look out for:Needles Turn Yellow or Brown and Drop Off. It’s easy to tell whether your blue spruce trees are healthy or not. … Drying and Dying of Lower Branches. When you see lower branches of a blue spruce drying and dying, you should expect the worst. … Dying of New and Emerging Shoots.
What is a good fertilizer for blue spruce?
You’ll want to sprinkle 10-10-10 slow-release granulated fertilizer over the soil in the root zone. Then water with about two inches of water to prevent fertilizer burn and incorporate the fertilizer into the water.
How do you revive a dying blue spruce?
The following will help you manage rust disease:Prune away dead branches, twigs, and infected areas of the tree.Remove fallen foliage and destroy it (burn it). … Apply a fungicide to the tree after removing signs of the infection.Deep water the tree once per week to help it recover from the stress.
Why do blue spruce needles turn brown?
If needles are browning at the tips of the branches followed by lower branches dying, you may be dealing with a fungal disease known as cytospora canker, which is the most common unnatural cause for needle drop on Colorado blue spruce.
Should you trim the bottom of a blue spruce?
Such pruning has several advantages; first, it gives more space in the yard. If the spruce grows on a flowerbed, then other plants can be planted under it. Removing the bottom branches makes it easier to mow the grass around the spruce if it grows in the garden.
How much space does a blue spruce need?
Height: 30 – 50 feet. Spacing: 8 – 10 feet. Depth: Plant at stain on trunk and water thoroughly after planting. Spread: 20 feet.
How far do blue spruce roots spread?
Blue spruce root system – Knowledgebase Question. 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. Most of the roots that venture out that far are feeder roots and can be severed if you plan to move the tree.
Do Blue Spruce need a lot of water?
When established, Colorado Spruce trees are quite drought tolerant plants. Only during prolonged periods of drought will plants require supplemental irrigation. When growing a Colorado Spruce in a container. check soil moisture frequently and provide some water when the top 2 inches of the soil becomes dry.
What is crowning a tree?
Crown. The foliage bearing section of the tree formed by its branches and not including any clear stem/trunk.