Microscopic spores float in the air like , causing seasonal symptoms. Outdoors, moulds thrive in shady, damp areas, including soil, plants, rotting wood, compost piles or dead leaves.
Since mould thrives in damp spaces, your child’s mould allergy symptoms may be more common during the summer months when it’s hot and humid. Although, they may be prevalent year-round in warmer climates. While pollen spores die with the first frost, mould spores simply go dormant during the winter. And when spring comes, the spores grow back.4