The most likely cause for this is moisture.
Yellow stuff under carpet.
Next carefully pry up the tack strips while trying to avoid scratching the floor.
I also have this strange looking yellow stuff growing in my yard grass.
Several types of mold can appear yellow in color including.
I have hardwood floors all around the condo except in the bedrooms in the kitchen and in the corridor i have a small carpet in my living room every day if i lift up the carpet we find this white powder in the area the the carpet covered i went onto my balcony and started beating it out with a.
It can also be found under leaky sinks around leaky window frames and in attics or on ceilings when roofs leak.
It starts out like bright yellow slime with a spider web attached to the grass and then it starts growing looking like yellow cauliflower.
Sand under pad jerry thomas charter member senior member i pulled up 1300 ft of carpet and padding over plywood last week and there was a tremendous amount of something like sand underneath the yellow foam padding.
Pictures help diagnose types causes of stains on indoor surfaces materials.
Mold can be found in many colors including black white brown green and yellow.
Moisture from the ground comes up through the floor until it reaches the floor surface.
This article describes provides photographs diagnoses the causes of interior wall ceiling flooring or carpeting stains and explains how to recognize their probable cause and source including soot stains house dust stains pet or animal stains and thermal tracking or thermal bridging stains associated with.
This complaint has applied both to carpet and hard surface floors such as vinyl or tile.
To avoid these problems identify a yellow mold infestation quickly and clean it up immediately.
Removing the tack.
This is how you get stains out of carpets yes even dog pee follow these steps to rid carpets stains caused by pets wine food and even urine and vomit.
It grows real fast and on the 2nd day or so it turns white and it you step on it black powder explodes out of it.
Shots health news dust mites gall wasps and book lice don t bite but they might make you wheeze.
There are several potential ways that moisture can cause discoloration.
Types of mold that are yellow.
Persistently wet conditions high moisture and dark and damp areas can quickly lead to yellow mold buildup.
The discoloration is usually a yellow or brown color.
Yellow mold can have negative effects on air quality and can do structural damage to wood.
The padding under the carpet also is rolled up and removed but it will be easier to carry.
Meet the tiny critters thriving in your carpet kitchen and bed.