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  1. livetoplant.com › common-norway-spruce-tree-diseases-how-to-identify-and-treatCommon Norway Spruce Tree Diseases: How to Identify and Treat

    26 kwi 2024 · 1. Needle Cast. One of the most prevalent diseases that affect Norway spruce trees is needle cast. This fungal disease causes the needles to turn yellow or brown and eventually fall off, leading to sparse foliage and reduced growth. To identify needle cast, look for discolored or spotted needles, especially in the lower branches of the tree.

  2. gardentabs.com › spruce-tree-dyingSpruce Tree Dying—What To Do? [Inc. From Bottom Up, Top Down, One...

    26 kwi 2023 · There are several signs that your spruce tree may be sick or dying. The patterns depend on where the infection started. Read below about these patterns and how to tackle the issues. Spruce Tree Dying Bottom Up. There are several reasons causing the spruce tree to die from the bottom going up.

  3. mortonarb.org › plant-and-protect › tree-plant-careSpruce Diseases - The Morton Arboretum

    Spores are dispersed by splashing rain, wind, sprinklers, pruning tools, and possibly by movement of insects and birds. Canker development is most severe in trees under stress from drought, insect damage, crowding, nutrient imbalance, and mechanical damage to branches, trunks, or roots.

  4. www.missouribotanicalgarden.org › Portals › 0A Visual Guide: Spruce Problems

    By autumn all needles on affected branches have dropped off except the needles on the tips of the branches. Affected branches may be scattered throughout the tree or include the entire tree. Tiny, black pimplelike fruiting bodies are on the twigs, not on the needles (bottom image).

  5. treejourney.com › why-your-spruce-tree-is-turning-red-and-how-to-fix-itWhy Your Spruce Tree Is Turning Red (And How To Fix It)

    8 lut 2023 · As soon as you see your spruce tree turning red or brown, you need to diagnose the issue. Finding the cause behind the discoloration is crucial. Whether it’s winter burn, a fungus, or a pest infestation, you need to know what it is in order to properly treat it.

  6. ask2.extension.org › kb › faqSpruce dying from the inside out - Ask Extension

    11 paź 2024 · Spruce dying from the inside out #887751. We have lived in our home since 2019. Our backyard spruce was probably around 8 feet when we moved in and is now closer to 13 feet. Late this summer we noticed our spruce tree's needles were turned brown on some of the branches closest to the trunk. I read online that it could be needle cast.

  7. extension.illinois.edu › sites › defaultSpruce Problems - Illinois Extension

    This stress-related fungal canker is found on spruce, notably Blue Colorado spruce and Norway spruce, grown outside of its native habitat. Trees that are between 10 to 20 years old are more likely to be affected. If the tree is infected, cankers can cause branch death usually first at the bottom of the tree and continue upward; however branch death