How do you fertilize a Norway spruce tree?

Asked By: Marsel Carbajal | Last Updated: 27th January, 2020
Category: home and garden landscaping
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For the three initial growing seasons, feed the spruce a mild, slow-acting fertilizer in the form of tablets. An established tree only needs fertilizer two times a month during the spring and once a month in the summer. Norway spruce trees do not need fertilizer before they go into dormancy for the winter.

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Similarly, what is the best fertilizer for Norway spruce trees?

Fertilizers for Spruce Spruce trees do not have very high phosphorous needs and benefit most form an acidic fertilizer designed for evergreens or a high-nitrogen fertilizer with a formula like 12-6-4 or 10-8-6. Organic fertilizer options include compost, fish emulsion, cottonseed meal and alfalfa meal.

Beside above, how do you feed spruce trees? Plan to fertilize in the early spring or late fall. Purchase a high-nitrogen fertilizer (12-6-3 or 16-6-6) from a local nursery. There is no need to purchase an acidic fertilizer. Apply the fertilizer at a rate of one pound for every 3 feet of tree height.

Just so, what is the best fertilizer for evergreen trees?

A “complete” fertilizer — one that supplies the macronutrients nitrogen (N), phosphorus (P), and potassium (K) — is often recommended. A fertilizer analysis of 10-8-15 means the fertilizer has 10 percent nitrogen, 8 percent phosphorous, and 15 percent potassium.

Can you use Miracle Grow on Trees?

If you have a variety of trees and shrubs in your garden, you can use an all-purpose plant food like Miracle-Gro® Shake n Feed® Flowering Trees & Shrubs Plant Food, which will feed for up to 3 months. Miracle-Gro® also has tree spikes specially formulated for evergreens and fruit and citrus trees.

39 Related Question Answers Found

How do you care for a Norway spruce tree?

Plant it in marshy soil and it will thrive. You can plant Norway spruce in sun, shade or partial shade and it grows just the same. It is tolerant of poor soil but also grows in rich, fertile soils. Pest resistant, the trees hardly ever fall victim to insect damage or disease.

Can a brown evergreen come back?

Evergreens don't always live up to their name. Whether needled or broadleafed, both evergreen trees and shrubs can look sickly and brown in spring, especially after a particularly cold or dry winter. Though there may be some branch loss, most brown evergreens do come back as spring progresses.

Is Epsom salt good for evergreens?

According to the Epsom Salt Council, Epsom salt increases the production of chlorophyll and helps plants grow bushier. Use 1 tablespoon of Epsom salt for evergreen shrubs, and 2 tablespoons for evergreen trees.

How do you keep a spruce tree healthy?

How to Care for Spruce Trees
  1. Water recently planted spruce trees regularly.
  2. Spread organic mulch around the spruce.
  3. Fertilize spruce trees in late autumn or early spring.
  4. Watch for signs of pests or disease.
  5. Cut back the main leader stem, if it is damaged.

Is Miracle Gro good for evergreens?


Feeding your evergreen trees can help them be what evergreens should be: gorgeous, strong, and vibrantly coloured. Nourish them all season long with Miracle-Gro® Evergreen Plant Food Spikes 12-6-12. For best results, use both Spring and Fall to fertilize evergreen trees.

Are coffee grounds good for evergreens?

For example, adding coffee grounds or organic matter around your evergreens' soil is a good place to start if you need to increase your soil's acidity. But it's not a good place to end. While your tree would get a tiny dose of nitrogen, it'd miss out on its phosphorus (P) and potassium (K) that it needs.

How long does it take to grow a Norway spruce?

The Norway Spruce is a fast growing (2-3' per year) evergreen that has dark green needles that are 1 inch long, and can grow up to 5 ft a year in a good weather year. It never drops its needles but keeps them on for up to 10 years.

How do you care for an Alberta spruce tree?

Dwarf Alberta spruces will grow in full sun to partial shade. Plant it in well-drained, consistently moist soil. If planted in a container, water when the top 3 inches of soil is dry. Once the plant is growing outside, one problem you may run into with this plant is spider mites.

How do you save a dying dwarf Alberta spruce?

You can spray with a miticide or horticultural oil when the mites are present in spring or fall to prevent the problem in the future. Another possibility is winter damage on that spruce. Evergreens don't go completely dormant, so a dry autumn, drying wind, and dry soil can cause browning.

Can you trim an Alberta spruce?


Pruning is not necessary with dwarf Alberta spruce since it grows so slowly. Damaged branches should be removed whenever you find them. Pruning to shape them can be done in late winter or early spring when new growth starts to appear. Cut no more than 2 to 3 inches off the tips of the branches.

What is killing my dwarf Alberta spruce?

Most commonly, dwarf Alberta spruce fall victim to spruce spider mites. These tiny yet extremely destructive relatives of spiders can quickly kill a tree. Spruce mites are most active during cooler temperatures, when they feed by sucking the juices out of the needles. They also leave very fine webbing behind.

How do I get rid of spider mites on my Alberta spruce?

Light infestations can be controlled with a frequent strong spray of water. This will knock mites off the Alberta spruce, but probably not kill them. Once new growth has hardened, you can once again spray horticultural oil. In addition, insecticidal soaps or malathion can be used.

How do you care for a blue spruce tree?

Caring for Colorado Spruce
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 layer of organic mulch that extends just beyond the tips of the branches. Pull the mulch back a few inches from the base of the tree to prevent rot.

How deep are dwarf Alberta spruce roots?

It's About Roots
In either case, dig a 1-foot-deep trench around the root area to form the root ball, with the diameter of the trench about 1 foot in diameter for every foot of the shrub's height. So for a plant that's 5 feet tall, the trench would be 5 feet across.

Can you keep a dwarf Alberta spruce small?


Pros of Growing This Spruce as a Potted Plant
Even dwarf Alberta spruce trees can become 12 feet tall and will eventually outgrow most containers, but only after many years have elapsed; they stay short for a very long time. Their shape is also compact, which lends itself to growth in containers in strategic places.

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 an evergreen tree?

The following will help you manage needlecast:
  1. Prune away dead branches, twigs, and infected areas of the tree.
  2. Remove fallen foliage and destroy it (burn it).
  3. Apply a fungicide to the tree after removing signs of the infection.
  4. Deep water the tree once per week to help it recover from the stress.