In the family, different pollen dispersal units have been described: monads, tetrads and polyads (Hallé 1967, Persson 1993). These dispersal units can be used as a source of information for ...

Tree pollen is hitting hard this allergy season, but StormTeam 5 meteorologist Kelly Ann Cicalese shares what changes could bring relief in the coming weeks.

The first signs of birch flowering appeared in monitoring samples in mid-April and immediately suggested that this year's pollen season would be quite intense. "Although birch pollen season isn't over ...

If you’re allergic to birch trees, you probably already know: Tree pollen counts in Anchorage are off the charts at the moment. “If patients think the pollen is high, yes, it’s absolutely ...

Pollen counts will remain very high through Friday, with a slight drop possible over the weekend. Late April and early May mark the peak of tree pollen season in New Hampshire. Maple, birch, and ...

Many in the metro may be waking up with extreme headaches and sinus pressure as the cedar, oak and birch trees bud. Tree pollen typically triggers allergies in the spring, followed by grass pollen ...

Professor Gideon Lack, professor of paediatric allergy at King's College London explains: "March-April is tree pollen season rather than grass pollen which kicks in May-July. If you are already having ...

At around 300, Bardon says, pollen starts to fall. At 636 excess degrees, tree pollen production peaks. Last year, that happened the first week of April. Three days to a week later, it’s over.

Advertisement Tree pollen surge sparks severe allergy symptoms Allergy symptoms are worsening as the seasons start earlier, and tree pollens like juniper are triggering discomfort.