Indoor Plants Allergen Rating
By Peter Prakke

The following plants have the capability to ‘clean’ the air in your house, nursing home, classroom or office. This rating is important to children and adults who are sensitive to allergies and have asthma.

Common Name
Air pine
Aloe vera
Anthurium
Bamboo palm
Boston fern
Chinese evergreen
Dracena “Janet Craig”
Dumb cane
Aloe vera
Anthurium
Bamboo palm
Boston fern
Chinese evergreen
Bamboo palm
Boston fern
Chinese evergreen
Common Name
Air pine
Aloe vera
Anthurium
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Botanical
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Tolerate
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Allergen Rating
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Note

M = male plants

F = Female plants

The OPALS™ - Ogren Plant Allergy Scale has a ranking between 1 and 10: “1” representing a female, pollen free, allergy friendly plant; “10” representing a predominantly male, allergenic, airborne pollen intensive plant. Avoid high allergen plants. Read the “Allergy-Fighting Garden” book by Thomas Ogren.