Is fuzz on soil harmful?

Question

I’ve noticed this fuzz growing on the starting mix of my peppers and was wondering if it will harm the plant

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Answer 1

It can eventually kill the seedling if it isn't controlled. High humidity is usually the culprit. This article gives tips on how to stop the white fungus.

https://www.gardeningknowhow.com/garden-how-to/propagation/seeds/preventing-white-fluffy-fungus-on-seed-starting-soil.htm