where does it growinside?


Grows well on wet general cellulose surfaces but is slow. It also has 15+ specials and can be found everywhere


Not well studied.  Type I allergies reported

what are some of its characteristics?

Is it harmful to humans?

General Information

Rare cases reported, none of which have been directly linked to stachybotrys.

Distinctive.  Direct samples are preferred over culturable methods because Stachybotrys sometimes will not grow in culture.

industrial use

is it a potential allergen?

Known as one of the most toxigenic species of mold:  Macrocyclic trichothecenes: verrucarin J, roridin E, satratoxin F, G & H, sporidesmin G, trichoverrol; cyclosporins, stachybotryolactone.

Stachybotrys mycotoxicosis: human toxicosis has been described; may be characterized by dermatitis, cough, rhinitis, itching or burning sensation in mouth, throat, nasal passages and eyes. The best-described toxicoses are from domestic animals that have eaten contaminated hay and straw or inhaled infected material from contaminated bedding.

Health Concerns

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can it be identified by air sample?

Grows well indoors on wet general cellulose surfaces such as wallboard, jute, wicker, straw baskets.

can it be identified by direct sample?

Jeffrey Parsons

2300 North Yellowstone Highway, Idaho Falls, ID, United States

Office: (208) 535-3289

Cell: (208) 360-7892 

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is it considered a black mold?

Often found growing on Soil, decaying plant substrates, decomposing cellulose (hay, straw), leaf litter, and seeds. Growth not influenced by soil pH or copper; growth enhanced by manure.

The term black mold (also “toxic black mold”) is not scientific but is widely used by the media to usually reference Stachybotrys molds.

can it produce toxins?


Where does it growoutside?