Name: Pollen forecast for Florence (2026-09-07)
Creator: Pollen Count
Published: 2026-09-07T16:34:13Z
License: https://pollencount.org/terms/

The pollen count in Florence today is X.HI, driven mainly by Giant Ragweed.

X.HI

17 active species

Refreshing live forecast…

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4-Day Forecast:

Morning

Grass HIGH

Tree LOW

Weed X.HI

Afternoon

Grass LOW

Tree LOW

Weed X.HI

Evening

Grass LOW

Tree LOW

Weed V.HI

Species	Level	Count
🌿 Giant Ragweed	X.HI	56 grains/m³
🌿 Common Ragweed	V.HI	43 grains/m³
🌿 Western Ragweed	HIGH	23 grains/m³
🌿 Pellitory-of-the-wall	MED	10 grains/m³
🌿 Mugwort	MED	9 grains/m³
+35 more tracked Upright Pellitory Pigweed Fat Hen Russian Thistle Ribwort Plantain Stinging Nettle Bermuda Grass Cock's-foot Grass (mixed) Common Sorrel Perennial Ryegrass Timothy Grass Box Elder Alder Sagebrush 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
🌿 Giant Ragweed	X.HI	57 grains/m³
🌿 Common Ragweed	V.HI	43 grains/m³
🌿 Western Ragweed	HIGH	23 grains/m³
🌿 Pellitory-of-the-wall	MED	10 grains/m³
🌿 Mugwort	MED	9 grains/m³
+35 more tracked Upright Pellitory Pigweed Fat Hen Russian Thistle Ribwort Plantain Cock's-foot Grass (mixed) Stinging Nettle Bermuda Grass Perennial Ryegrass Timothy Grass Common Sorrel Box Elder Alder Sagebrush 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
🌿 Giant Ragweed	X.HI	97 grains/m³
🌿 Common Ragweed	X.HI	74 grains/m³
🌿 Western Ragweed	V.HI	40 grains/m³
🌿 Mugwort	HIGH	16 grains/m³
🌿 Pellitory-of-the-wall	HIGH	16 grains/m³
+35 more tracked Upright Pellitory Pigweed Fat Hen Russian Thistle Ribwort Plantain Grass (mixed) Stinging Nettle Cock's-foot Bermuda Grass Common Sorrel Perennial Ryegrass Timothy Grass Box Elder Alder Sagebrush 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
🌿 Giant Ragweed	X.HI	76 grains/m³
🌿 Common Ragweed	X.HI	58 grains/m³
🌿 Western Ragweed	V.HI	31 grains/m³
🌿 Pellitory-of-the-wall	MED	13 grains/m³
🌿 Mugwort	MED	12 grains/m³
+35 more tracked Upright Pellitory Russian Thistle Pigweed Fat Hen Ribwort Plantain Grass (mixed) Stinging Nettle Bermuda Grass Cock's-foot Perennial Ryegrass Common Sorrel Timothy Grass Box Elder Alder Sagebrush 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: 16:34 UTC

4-Day Forecast	Tree	Grass	Weed
Mon 7 Sep	LOW	LOW	X.HI
Tue 8 Sep	LOW	LOW	X.HI
Wed 9 Sep	LOW	MED	X.HI
Thu 10 Sep	LOW	MED	X.HI

Map of Florence (43.7696°, 11.2558°)

More in Italy

Bari Bologna Catania Genoa Milan Naples

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