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3 votes

Are these apple saplings turning yellow due to autumn or to a virus

The answer to this question will depend on the time of year (in this case november) and your region. For many regions in North America and northern Europe, november is a normal time for trees to start ...
Frank Houweling's user avatar
2 votes
Accepted

Is this apple canker?

This is the damage as done by woolly apple aphids. These aphids suck tree saps from your apple tree, and by doing so cause these deformations. The deformations themselves are usually not a big issue, ...
Frank Houweling's user avatar

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