Understanding allergies is part of allergy care. Our learning hub focuses on science-backed efficacy, research, and results to help you do that.

A seasonal mold and one of the three most common indoor airborne fungi. Aspergillus fumigatus is found both outdoors (e.g., soil, plants) and indoors (e.g., household appliances, drinking water).

Aspergillus Fumigatus

Known as a cosmopolitan mold, alternaria alternata is one of the most frequent fungal sensitizers. It is also the most common mold in dry, warm climates and can be found both outdoors (e.g., soil, plants) and indoors (e.g., wood, window frames).

Alternaria Alternata Allergy

A moderately-allergenic tree with a high tolerance to urban conditions. Maple sycamores are often grown in parks, avenues, and streets.

Plane Tree Allergy

Highly allergenic, undersized evergreen trees. Mountain Cedars are mainly used for ornamental planting in the United States as well as in other countries.

Mountain Cedar Tree Allergy

Fast-growing trees widely used as a food source for rearing silkworms. Mulberry leaves are also used to treat sore throats, eye infections, and nose bleeds. Their wood is used for making paper, sports equipment, building material, boats, houses, flooring, and furniture.

Mulberry Tree Allergy

Slow-growing trees that can live hundreds of years. Oaks are used for ornamental purposes and their acorns are food for squirrels, chipmunks, deer, etc. Their wood is long-lasting and strong, and used for producing interior woodwork, flooring, lumber, and barrels.

Oak Tree Allergy

One of the most significant allergy-causing agents in the Mediterranean. Olive trees are evergreen and thrive in dry summer seasons and cool, rainy ones. There are nearly 3000 varieties of this tree, which can live up to 1,000 years!

Olive Tree Allergy

Pecan trees, also known as hickory, are used for flooring, furniture, and paneling. Oil from the nuts is used in cosmetics and soap manufacturing, and as a drying agent in paints.

Pecan Tree Allergy

Walnuts are moderately allergenic, fruit-producing trees often used as timber.

Walnut Tree Allergy

White ash trees can grow at different altitudes and are found in forests, riverside groves, and meadows. They grow up to 120 feet in height and live around 200 years.

White Ash Tree Allergy

A perennial grass and the culprit behind many of the most severe grass allergies. Bermuda grass is found in over 100 countries around the world and grows in warm seasons. It is used on lawns, parks, sports fields, golf courses, as forage grass, and for soil protection.

Bermuda Grass Allergy

This perennial grass grows quickly and causes moderate allergic reactions. Johnson grass is considered a damaging weed and is found on cropland, roadsides, wasteland, and along streams and canal banks.

Johnson Grass Allergy

Learning Hub

Nectar's Indoor & Outdoor Allergy Test is not currently available for those under the age of 18 or any residents of NY. Price of the test includes the cost of physician services from our Licensed Telehealth Provider ($4.00 per test).

Learning Hub

Understanding allergies is part of allergy care. Our learning hub focuses on science-backed efficacy, research, and results to help you do that.

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