Posts Tagged ‘euonymus’

Golden Euonymus – Turning Green

Q: Do you have any idea why my Golden Euonymus is green, not yellow? It seems otherwise healthy. A:You are just seeing a reversion of the golden leaves back to their green parentage. First noticed many years ago, all golden...

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Powdery Mildew – Control

Powdery mildew is a common disease of summer. It begins when we have cool nighttime temperatures coupled with warm, humid days. Symptoms continue even when days are warmer. Powdery mildew is a “parasitic” fungus. It rests on the leaf surface...

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Scale

Scale insects range from pinhead size to a quarter-inch in diameter. In general, they are easy to scrape from a twig or leaf. Many exude a reddish liquid when squeezed. Scale often release a sweet liquid (honeydew) that attracts ants...

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Flattened Stem – Fasciation

Q: I have a ‘Sterling Star’ lily. Its stem is about 1″ wide and flat, not round. It has loads of flowers/buds. What causes this mutation? Will it continue to grow like this in years to come? Q: I saw...

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Powdery Mildew – Euonymus

Q: There are powdery spots all over the leaves of my euonymus. I believe this is called powdery mildew. If so, what can I do about it? A: The name of this disease exactly fits its description doesn’t it? Powdery...

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Dogwood – Powdery Mildew Identification

Q: I have a beautiful dogwood tree that reaches to the second floor deck. It looks really healthy, but today I noticed white spots on the leaves. A: Your dogwood has powdery mildew. Powdery mildew is a common disease of...

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Euonymus scale – Control

Q: 1. My variegated euonymus has lots of little white dots under the leaves and it doesn’t look very healthy. Can you diagnose? 2. I have a row of golden euonymus shrubs that have developed scale on the leaves and...

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