LOW

13 active species

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4-Day Forecast:

Morning

Grass LOW

Tree LOW

Weed LOW

Afternoon

Grass LOW

Tree LOW

Weed LOW

Evening

Grass MED

Tree LOW

Weed MED

Species	Level	Count
🌿 Mugwort	LOW	3 grains/m³
🌿 Sagebrush	LOW	2 grains/m³
🌾 Bermuda Grass	LOW	2 grains/m³
🌾 Cock's-foot	LOW	2 grains/m³
🌾 Perennial Ryegrass	LOW	2 grains/m³
+35 more tracked Timothy Grass Grass (mixed) Pigweed Fat Hen Pellitory-of-the-wall Upright Pellitory Russian Thistle Stinging Nettle Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive Parthenium Weed Ribwort Plantain London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Field Elm All species in the app: Android iOS
🌾 Grass (mixed)	MED	8 grains/m³
🌿 Sagebrush	MED	7 grains/m³
🌿 Mugwort	MED	7 grains/m³
🌾 Bermuda Grass	MED	6 grains/m³
🌾 Cock's-foot	MED	6 grains/m³
+35 more tracked Perennial Ryegrass Timothy Grass Pellitory-of-the-wall Pigweed Fat Hen Upright Pellitory Russian Thistle Stinging Nettle Ribwort Plantain Common Sorrel Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive Parthenium Weed London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS
🌾 Grass (mixed)	MED	5 grains/m³
🌿 Sagebrush	LOW	4 grains/m³
🌿 Mugwort	LOW	4 grains/m³
🌾 Bermuda Grass	LOW	4 grains/m³
🌾 Cock's-foot	LOW	4 grains/m³
+35 more tracked Perennial Ryegrass Timothy Grass Pellitory-of-the-wall Pigweed Fat Hen Upright Pellitory Ribwort Plantain Common Sorrel Russian Thistle Stinging Nettle Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive Parthenium Weed London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS
🌾 Grass (mixed)	MED	9 grains/m³
🌿 Mugwort	MED	8 grains/m³
🌿 Sagebrush	MED	7 grains/m³
🌾 Timothy Grass	MED	7 grains/m³
🌾 Bermuda Grass	MED	6 grains/m³
+35 more tracked Cock's-foot Perennial Ryegrass Pellitory-of-the-wall Pigweed Fat Hen Upright Pellitory Ribwort Plantain Russian Thistle Stinging Nettle Common Sorrel Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive Parthenium Weed London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS

Last updated: 14:03 UTC

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

Map of Denver (39.7392°, -104.9903°)

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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