V.HI

11 active species

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4-Day Forecast:

Morning

Grass LOW

Tree V.HI

Weed LOW

Afternoon

Grass LOW

Tree V.HI

Weed LOW

Evening

Grass LOW

Tree MED

Weed LOW

Species	Level	Count
🌳 English Oak	V.HI	104 grains/m³
🌳 White Oak	HIGH	92 grains/m³
🌳 Holm Oak	HIGH	84 grains/m³
🌳 London Plane	HIGH	74 grains/m³
🌳 Paper Birch	HIGH	57 grains/m³
+35 more tracked Downy Birch Perennial Ryegrass Ribwort Plantain Silver Birch Common Sorrel Cock's-foot Box Elder Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Bermuda Grass Ash Mountain Cedar White Mulberry Olive Pellitory-of-the-wall Upright Pellitory Parthenium Weed Timothy Grass Grass (mixed) Black Poplar Mesquite Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS
🌳 English Oak	V.HI	164 grains/m³
🌳 White Oak	V.HI	146 grains/m³
🌳 Holm Oak	V.HI	133 grains/m³
🌳 London Plane	V.HI	118 grains/m³
🌳 Paper Birch	HIGH	90 grains/m³
+35 more tracked Downy Birch Perennial Ryegrass Ribwort Plantain Silver Birch Cock's-foot Common Sorrel Box Elder Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Bermuda Grass Ash Mountain Cedar White Mulberry Olive Pellitory-of-the-wall Upright Pellitory Parthenium Weed Timothy Grass Grass (mixed) Black Poplar Mesquite Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS
🌳 English Oak	HIGH	75 grains/m³
🌳 White Oak	HIGH	67 grains/m³
🌳 Holm Oak	HIGH	61 grains/m³
🌳 London Plane	HIGH	54 grains/m³
🌳 Paper Birch	MED	41 grains/m³
+35 more tracked Downy Birch Perennial Ryegrass Ribwort Plantain Silver Birch Cock's-foot Common Sorrel Box Elder Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Bermuda Grass Ash Mountain Cedar White Mulberry Olive Pellitory-of-the-wall Upright Pellitory Parthenium Weed Timothy Grass Grass (mixed) Black Poplar Mesquite Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS
🌳 English Oak	V.HI	125 grains/m³
🌳 White Oak	V.HI	111 grains/m³
🌳 Holm Oak	V.HI	102 grains/m³
🌳 London Plane	HIGH	90 grains/m³
🌳 Paper Birch	HIGH	68 grains/m³
+35 more tracked Downy Birch Ribwort Plantain Perennial Ryegrass Common Sorrel Silver Birch Cock's-foot Box Elder Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Bermuda Grass Ash Mountain Cedar White Mulberry Olive Pellitory-of-the-wall Upright Pellitory Parthenium Weed Timothy Grass Grass (mixed) Black Poplar Mesquite Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS

Last updated: 14:03 UTC

4-Day Forecast	Tree	Grass	Weed
Wed 20 May	V.HI	LOW	LOW
Thu 21 May	V.HI	MED	MED
Fri 22 May	HIGH	MED	LOW
Sat 23 May	V.HI	MED	MED

Map of The Hague (52.0705°, 4.3007°)

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What Pollen Levels Mean

LOW Symptoms are unlikely

MED Moderate risk of symptoms

HIGH Widespread symptoms likely

V.HI Expect significant symptoms

X.HI Extremely high symptom likelihood & severity