Alcalá de Henares — March 2025

Main only
792 London Plane — day 31
447 London Plane — day 30
440 Cypress/Yew — day 6
31 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive Birch Privet Alder Maple Mugwort Chestnut Composites Hazel Heather Eucalyptus Ash Mulberry Elm Pine Poplar Goosefoot/Amaranth Oak Sorrel Willow Nettle Other Unidentified
1 184 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 0
2 30 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 1
3 35 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 5 (Low) 0 (Low) 22 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 0
4 39 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 12 (Low) 0 (Low) 30 (Medium) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 23 (Medium) 0 0
5 160 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 5 (Low) 0 (Low) 101 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 0
6 440 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 3 (Low) 0 (Low) 208 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 14 (Low) 0 0
7 137 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 50 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 14 (Low) 0 0
8 212 (Very high) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 76 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 0 1
9 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 26 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 57 (High) 0 1
10 4 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 11 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 1 0
11 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 0
12 59 (Medium) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 33 (Medium) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 57 (High) 3 1
13 148 (High) 0 (Low) 2 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 20 (Medium) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 9 (Low) 1 0
14 33 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 12 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 1 0
15 42 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 34 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 20 (Medium) 1 0
16 35 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 15 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 10 (Low) 0 0
17 13 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 15 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 0
18 39 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 18 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 0
19 128 (High) 2 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 12 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 63 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 26 (Medium) 1 1
20 36 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 25 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 1
21 8 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 21 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 1 0
22 4 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 26 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 9 (Low) 1 0
23 2 (Low) 2 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 32 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 63 (High) 0 0
24 4 (Low) 6 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 109 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 40 (Medium) 2 1
25 16 (Low) 9 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 80 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 25 (Medium) 0 0
26 29 (Low) 12 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 398 (Very high) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 36 (Medium) 0 0
27 5 (Low) 20 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 112 (Very high) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 78 (High) 1 0
28 19 (Low) 32 (Medium) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 23 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 2 (Low) 9 (Low) 391 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 74 (High) 3 1
29 12 (Low) 78 (Medium) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 17 (Medium) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 13 (Low) 0 (Low) 10 (Low) 236 (Very high) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 71 (High) 2 0
30 6 (Low) 447 (Very high) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 8 (Low) 0 (Low) 18 (Medium) 109 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 55 (High) 4 0
31 6 (Low) 792 (Very high) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 12 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 379 (Very high) 1 (Low) 15 (Medium) 86 (High) 0 (Low) 1 (Low) 0 (Low) 1 (Low) 194 (Very high) 12 1