Allergy articles
Educational content about pollen, allergy symptoms, and practical advice. This is not medical advice — for specific health concerns, consult a doctor.
What is EAQI — the European air quality index
What the air quality number on pelud.net means, what the EAQI bands are, what it is based on, why it differs from the American AQI shown by weather.com and other apps, and how it affects the risk score for allergy sufferers.
June 30, 2026 · ~6 min read
Ash (Fraxinus) — spring allergen of floodplain forests
Ash flowers in March and April, simultaneously with birch, and is among the stronger woody allergens. It dominates the floodplain forests of Posavina and Slavonia. Season, symptoms, and cross-reactivity with olive.
June 28, 2026 · ~4 min read
Alder (Alnus) — the first pollen of late winter
Alder flowers from January to March and opens the pollen season, often before birch. It is closely related to birch and affects the same allergy sufferers. Season, symptoms, and cross-reactivity with birch.
June 20, 2026 · ~4 min read
Mugwort (Artemisia) — the main late-summer weed allergen
Mugwort flowers from July to September and is one of the most important weed allergens, related to ragweed. A strong allergen with known cross-reactivity to spices and vegetables. Season, symptoms, and diagnosis.
June 20, 2026 · ~5 min read
Linden (Tilia) — aromatic summer tree, weak allergen
Linden flowers in June and July and fills cities with fragrance, but for allergy sufferers it is a weak allergen because it is mainly pollinated by insects rather than wind. Season, symptoms, and why pollen concentrations are usually low.
June 14, 2026 · ~4 min read
Orache (Chenopodiaceae) — weed of dry and saline habitats
Orache and related chenopods flower from summer to autumn, especially on dry, ruderal, and coastal saline soils. A moderate allergen that extends the weed season. Season, symptoms, and cross-reactivity.
June 14, 2026 · ~4 min read
Sweet chestnut (Castanea) — late allergen of the beech family
Sweet chestnut flowers in June and July, later than other trees, and bridges the season between trees and grasses. A weak to moderate allergen from the beech family. Season, symptoms, and cross-reactivity with oak and beech.
June 14, 2026 · ~4 min read
Cypress (Cupressaceae) — winter allergen of the coast
Unlike most pollens, cypress flowers in winter and early spring. That is why their allergy is often mistaken for a prolonged cold. Who is sensitive and how to recognize winter pollen allergy.
June 6, 2026 · ~5 min read
Oak (Quercus) — spring allergen from the birch and beech group
Oak releases large quantities of pollen in April and May and is related to birch and beech. It is a moderate allergen, but due to cross-reactions it is important in already sensitive individuals. Species, season, and advice.
June 6, 2026 · ~5 min read
Plantain (Plantago) — summer weed, moderate allergen
Plantain flowers from late spring to autumn and is a frequent companion of grass allergy. A moderate allergen that extends the symptom season. Species, symptoms, and relationship to grasses.
June 6, 2026 · ~5 min read
Wall pellitory (Parietaria) — an unremarkable weed, a powerful allergen
Wall pellitory from the nettle family is one of the Mediterranean's most important allergens, with an unusually long season. Why it is more dangerous than it looks, and how to protect yourself.
May 30, 2026 · ~5 min read
Nettle (Urticaceae) — abundant pollen, weak allergen
Nettle pollen appears regularly in forecasts during summer, but as an allergen it is relatively weak. What this means for allergy sufferers and why the numbers should not be read literally.
May 30, 2026 · ~5 min read
Olive (Olea) — the main spring allergen of the coast
Olive pollen from May to June is one of the strongest allergens in Dalmatia and the Adriatic region. Who is sensitive, how the season overlaps with grasses, and what helps.
May 30, 2026 · ~5 min read
Pine (Pinus) — abundant pollen, weak allergen
Pine pollen in May and June leaves a yellow layer on cars and terraces, but as an allergen it is much weaker than it appears. What we actually know about pine allergy.
May 23, 2026 · ~5 min read
How the risk score is calculated — the method behind the number
Step by step — how pollen measurements and weather forecasts become a risk score (0–100), level, and outdoor activity recommendation. What is orientative and what is based on clinical guidelines.
May 15, 2026 · ~7 min read
Grass Pollen Allergy — the most common pollen allergy
Grass pollen allergy affects millions of people. Overview of symptoms, season, and effective therapies — including immunotherapy.
May 14, 2026 · ~6 min read
Pollen Allergies — causes, symptoms and recommendations
What is pollen allergy, how to recognize symptoms and which practical measures help reduce suffering during the season.
May 14, 2026 · ~6 min read
Ragweed in Croatia — main autumn allergen
Ragweed is the strongest pollen allergen in Croatia. Overview of distribution, season, symptoms and control measures.
May 14, 2026 · ~6 min read
Asthma and Pollen — how allergy triggers breathing problems
Connection between pollen allergy and asthma — how to recognize symptoms, which therapy works, and when to call a doctor urgently.
May 14, 2026 · ~6 min read
Birch and Beech — spring tree allergens
Overview of tree allergens marking spring in Croatia — birch, beech, oak, ash, alder.
May 14, 2026 · ~5 min read
Children and pollen allergies — how to recognize, what to do
Specifics of pollen allergies in children — recognition, diagnosis, therapy, and when to consider immunotherapy.
May 14, 2026 · ~6 min read
When self-help is not enough — when to see a doctor
How to recognize when pollen allergy exceeds the limits of self-help — signs for a visit to a family doctor and allergist.
May 14, 2026 · ~5 min read
How to protect yourself from pollen — practical recommendations
Concrete measures that actually reduce pollen exposure; how to ventilate, when to go outside, what to wear, and what to do about your car and bedding.
May 14, 2026 · ~6 min read
Medications for pollen allergy — overview of options
Overview of over-the-counter and prescription medications for pollen allergy — how they work, when to use them, and what the side effects are.
May 14, 2026 · ~7 min read
Pollen season in Croatia — calendar of the most important allergens
When does birch flower, when do grasses, and when does ragweed? Overview of the pollen season in Croatia by months and regions.
May 14, 2026 · ~7 min read