Lupines
Q.

Lupine seedling problem

Zone 8b | rosk added on May 4, 2015 | Answered

Attached is picture of 3 week old seedlings. All show signs of damage by something, but what? It is not a large insect, as seedlings are covered with 3/16" wire mesh cage. Sierra foothill, California area.

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shelley
Certified GKH Gardening Expert
Answered on May 6, 2015

Not a large insect - but, perhaps, small ones. They kinda look like they have been damaged by thrips. Here is a photo of thrip damage similar to yours: https://bit.ly/1OYKnVz

Here is an article on how to deal with thrips:
https://www.gardeningknowhow.com/plant-problems/pests/insects/controlling-thrips.htm

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