herbs
Parietaria judaica, asthma weed
About Parietaria Parietaria judaica, with common names spreading pellitory or pellitory of the wall, is a species of herbaceous perennial plant in the family Urticaceae, commonly nicknamed sticky-weed. The plant’s pollen is highly allergenic. In Australia it is also known as asthma weed, due to the high incidence of allergy. It is unrelated to the […]
Ambrosia
About Ambrosia Ragweeds are flowering plants in the genus Ambrosia in the aster family, Asteraceae. They are distributed in the tropical and subtropical regions of the New World, especially North America, where the origin and center of diversity of the genus are in the southwestern United States and northwestern Mexico. Several species have been introduced […]
Herb calendar
This calendar shows when specific types of herbs are flowering (in the Netherlands), each herb is explained by a short video. Parietaria judaice and Ambrosia artemisiifolia are the most allergenic. Most allergenic herbs: Rumex acetosa Plantago lanceolata Parietaria judaica more information >> Urtica dioica Artemisia vulgaris more information about Artemisia vulgaris >> […]