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Grape vine problem?

I replaced my grape vine with 2 red seedless grapevines. This is the 1st season for the new grapes to be in the ground. One vine is growing better than the other which is normal. Both have holes in the leaves. I have noticed other plants in my backyard with a simular problem. Any opinions would be welcomed as to what the problem is and a possible solution. In western tennessee, grapes growing in full sun afternoons, plenty of water.

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  • 7 years ago
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    It's a bit out of focus, but they appear to have holes eaten in them. If there is new growth that is intact, I'd be inclined to think that whatever was eating the leaves before has moved on, as they like the most tender leaves. I'd say look carefully for bugs, looking on the underside of the leaves, and keeping in mind that they could be cirtters that stealthily drop to the ground as you approach, or only come out and feed at night, or are small, light green tiny caterpillars that are hard to spot even if you're looking right at them. Not finding anything doesn't necessarily mean it's not an insect problem.

    If there are brown spots with narrow yellow rings around them, and eventually the brown disappears and leaves holes, it could be fungal - some kind of common leaf-spot. Hard to tell from these pictures, but if I had to put some money on it just from this one picture, I'm guessing insect.

    As long as the damage doesn't get worse, your plants will be fine. There's still plenty of green in those leaves, so they are still functioning and making energy for the plant.

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