Upon closer examination, these plants may have a white ... fungus grows and produces stem lesions that eventually girdle the stem. Sclerotia form in or in plant tissues, where they eventually fall ...

Spot the signs of mold, which can remove plant nutrients, reduce growth, and lead to diseases and other stressors.

One of the most common is Trichoderma, which appears as white fuzzy clumps ... Some types of mold are difficult to spot in the soil and may not be noticed until they spread to the plant's foliage.