Quick Answer: How Do You Revive A Dying Blue Spruce?

How much does a blue spruce grow per year?

This tree grows at a slow to medium rate, with height increases of anywhere from less than 12″ to 24″ per year..

Why are my ponderosa pine needles turning brown?

The most evident problem this year is the abundance of ponderosa pine trees affected by foliar pathogens – microorganisms that infect tree needles. … Foliar pathogens cause older needles to die and turn brown or reddish-brown and make the tree look like it is dying.

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 the life expectancy of a blue spruce?

600-800 yearsThe Colorado Blue Spruce (Picea pungens) is a member of the pine tree family that is native to the Rocky Mountain regions of North America. The tree has a mature height of around 70 to 80 feet. While blue spruce grows relatively slowly, it is long-lived and may reach ages of 600-800 years.

Why are the needles on my blue spruce turning 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.

Are blue spruce trees dying?

Poorly drained soils stress the trees and welcome pests and disease. Many of the blue spruce around my house are in sandy soil, they are still dying. … Canker disease can be identified by the presence of excessive sap over the trunk and base of the tree. This is caused by a fungi (who thrive in wet weather).

How much water does a blue spruce need?

Daily for four weeks – Depending on temperature and wind, apply 1-2 gallons per inch of trunk diameter. Every other day for three months – Depending on temperature and wind, apply 2-4 gallons per inch of trunk diameter.

Can a brown evergreen come back?

The answer is yes, depending on the cause. When an evergreen turns brown, it can be both surprising and disheartening. The good news is that a brown evergreen can come back green as soon as the following year, although it may need a little work to help it through the process.

How do you treat blue spruce Cytospora canker?

There is no known cure for Cytospora canker, so fungicide treatments are not recommended. The most effective approach in managing this disease is to maintain the health and vitality of susceptible trees. Vigorous trees are less susceptible to Cytospora canker, and if infected will slow the progress of the disease.

Can a dying pine tree be saved?

Pine Needle Fungus If you’re certain that your tree is getting the right amount of water and no signs of pests are present, you may be able to save your tree with a broad-spectrum fungicide containing neem oil or copper salts. Always read all directions, since some fungicides can cause discoloration on certain pines.

How do you revive a dying pine tree?

Solution: Dead and dying wood is a magnet for diseases and pests, so it has to go. Prune as needed, cutting back to healthy branches. Use rubbing alcohol between cuts to disinfect your tools. Try to keep the tree’s natural shape, and avoid cutting the branches flush to the trunk, which may damage the bark.

How do you treat blue spruce disease?

Fungicides with the active ingredient chlorothalonil, copper hydroxide or mancozeb will protect new spruce needles from infection by Rhizosphaera.Make one application in spring or early summer when the new needles have grown to half their mature length.Make a second application 3 to 4 weeks later.More items…

Can you over water blue spruce?

As with so many other ornamental trees, spruce do not like constantly soggy or wet soils, which can lead to root rot and other harmful plant diseases. So be careful to avoid over-watering them!

Will blue spruce branches grow back?

Well, the short answer is no, the needles will not grow back. Long answer is, as long as the growing tips of the branches are not damaged, the tree will most likely produce new buds next year as long as the tree has been properly cared for (good water, maybe a bit of fertilizer this past spring, etc.).

Why is my blue spruce turning green?

The tree produces the wax on its needles (that creates the blue color) in spring and early summer. The wax can wear off over a rough winter or erode by wind, hot sun, pouring rain and other types of exposure. … Poor nutrition can also be one of the reasons wax diminishes and blue spruce turn green.

Why is my blue spruce dying from the bottom up?

There could be several reasons for the lower branches dying on your spruce. If the upper branches provide too much shade, the lower branches naturally die off. … Cytospora canker is a fungus that attacks spruces and causes branch death.

What is killing my blue spruce?

Cytospora Canker of Spruce The most common canker disease observed in the Iowa State University Plant Disease Clinic is Cytospora canker on blue spruce. … The Cytospora fungus gains entrance into branches or twigs of trees through wounds or branch stubs. Over time, the fungus encircles or girdles branches, causing death.

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.

Why is my evergreen dying from the bottom up?

In drought-like conditions, evergreens may have trouble getting enough water to all their needles. As a result, bottom needles die to help hydrate the rest of the tree. … If the tree’s soil is dry to the touch, give it extra water through summer’s dry spells.

How do you fertilize a blue spruce tree?

Sprinkle 10-10-10 slow-release granulated fertilizer over the soil in the root zone, and hen water with about 2 inches of water to prevent fertilizer burn and incorporate the fertilizer into the water.

How can you tell if a pine tree is dying?

Look for pitch tubes (pine bark beetles) on the trunks, sawdust on the ground (ambrosia beetles) or in the bark crevices, or listen for munching sound (sawyer beetles). These are all indications that your trees are dead or soon will be dead.