X.HI

17 active species

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4-Day Forecast:

Morning

Grass LOW

Tree X.HI

Weed LOW

Afternoon

Grass LOW

Tree X.HI

Weed MED

Evening

Grass LOW

Tree MED

Weed MED

Species	Level	Count
🌳 English Oak	X.HI	501 grains/m³
🌳 Japanese Cypress	X.HI	464 grains/m³
🌳 White Oak	X.HI	374 grains/m³
🌳 Japanese Cedar	X.HI	358 grains/m³
🌳 Paper Birch	X.HI	348 grains/m³
+35 more tracked Downy Birch White Mulberry London Plane Silver Birch Holm Oak Olive Pellitory-of-the-wall Upright Pellitory Box Elder Black Poplar Bermuda Grass Ribwort Plantain Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Australian Pine Fat Hen Hazel Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass Parthenium Weed Timothy Grass Grass (mixed) Mesquite Common Sorrel Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS
🌳 English Oak	X.HI	386 grains/m³
🌳 Japanese Cypress	X.HI	358 grains/m³
🌳 White Oak	X.HI	288 grains/m³
🌳 Japanese Cedar	X.HI	276 grains/m³
🌳 Paper Birch	X.HI	268 grains/m³
+35 more tracked Downy Birch White Mulberry London Plane Silver Birch Holm Oak Olive Pellitory-of-the-wall Box Elder Bermuda Grass Upright Pellitory Black Poplar Ribwort Plantain Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Australian Pine Fat Hen Hazel Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass Parthenium Weed Timothy Grass Grass (mixed) Mesquite Common Sorrel Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS
🌳 English Oak	X.HI	332 grains/m³
🌳 Japanese Cypress	X.HI	308 grains/m³
🌳 White Oak	X.HI	248 grains/m³
🌳 Japanese Cedar	X.HI	237 grains/m³
🌳 Paper Birch	X.HI	231 grains/m³
+35 more tracked Downy Birch White Mulberry London Plane Silver Birch Holm Oak Olive Pellitory-of-the-wall Upright Pellitory Bermuda Grass Box Elder Black Poplar Ribwort Plantain Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Australian Pine Fat Hen Hazel Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass Parthenium Weed Timothy Grass Grass (mixed) Mesquite Common Sorrel Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS
🌳 English Oak	X.HI	483 grains/m³
🌳 Japanese Cypress	X.HI	447 grains/m³
🌳 White Oak	X.HI	360 grains/m³
🌳 Japanese Cedar	X.HI	344 grains/m³
🌳 Paper Birch	X.HI	335 grains/m³
+35 more tracked Downy Birch White Mulberry London Plane Silver Birch Holm Oak Olive Pellitory-of-the-wall Bermuda Grass Upright Pellitory Box Elder Black Poplar Ribwort Plantain Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Australian Pine Fat Hen Hazel Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass Parthenium Weed Timothy Grass Grass (mixed) Mesquite Common Sorrel 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	X.HI	LOW	MED
Thu 21 May	X.HI	LOW	LOW
Fri 22 May	X.HI	LOW	MED
Sat 23 May	X.HI	MED	MED

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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