Collado Villalba — July 2025

Main only
57 Oak — day 2
34 Oak — day 18
34 Oak — day 19
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 0 (Low) 0 (Low) 13 (Low) 5 (Low) 2 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 12 (Low) 0 (Low) 2 (Low) 29 (Medium) 1 (Low) 0 (Low) 1 (Low) 2 3
2 2 (Low) 0 (Low) 9 (Low) 5 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 9 (Low) 0 (Low) 4 (Low) 57 (High) 0 (Low) 0 (Low) 4 (Low) 4 3
3 0 (Low) 0 (Low) 15 (Low) 4 (Low) 7 (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) 0 (Low) 9 (Low) 0 (Low) 1 (Low) 25 (Medium) 1 (Low) 0 (Low) 5 (Low) 2 4
4 1 (Low) 0 (Low) 11 (Low) 5 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 2 (Low) 27 (Medium) 2 (Low) 0 (Low) 4 (Low) 7 6
5 0 (Low) 0 (Low) 10 (Low) 6 (Low) 5 (Low) 0 (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) 22 (Medium) 0 (Low) 0 (Low) 33 (Medium) 0 (Low) 0 (Low) 1 (Low) 1 8
6 1 (Low) 0 (Low) 9 (Low) 4 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 2 (Low) 24 (Medium) 2 (Low) 0 (Low) 2 (Low) 8 9
7 1 (Low) 0 (Low) 25 (Low) 3 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 14 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 13 (Low) 0 (Low) 1 (Low) 15 (Medium) 4 (Low) 0 (Low) 2 (Low) 1 6
8 1 (Low) 0 (Low) 15 (Low) 7 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 2 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 4 (Low) 16 (Medium) 3 (Low) 0 (Low) 4 (Low) 9 10
9 1 (Low) 0 (Low) 13 (Low) 8 (Low) 5 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 8 (Low) 0 (Low) 4 (Low) 23 (Medium) 2 (Low) 0 (Low) 2 (Low) 4 18
10 1 (Low) 0 (Low) 7 (Low) 4 (Low) 2 (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) 2 (Low) 0 (Low) 1 (Low) 12 (Low) 1 (Low) 0 (Low) 3 (Low) 4 9
11 0 (Low) 0 (Low) 11 (Low) 3 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 1 (Low) 7 (Low) 1 (Low) 0 (Low) 5 (Low) 7 11
12 1 (Low) 0 (Low) 10 (Low) 5 (Low) 3 (Low) 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) 6 (Low) 0 (Low) 0 (Low) 21 (Medium) 2 (Low) 0 (Low) 2 (Low) 4 10
13 0 (Low) 0 (Low) 8 (Low) 3 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 1 (Low) 13 (Low) 2 (Low) 0 (Low) 3 (Low) 6 10
14 0 (Low) 0 (Low) 6 (Low) 1 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 1 (Low) 14 (Low) 0 (Low) 0 (Low) 4 (Low) 3 5
15 1 (Low) 0 (Low) 7 (Low) 3 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 3 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 2 (Low) 10 (Low) 1 (Low) 0 (Low) 1 (Low) 1 6
16 0 (Low) 0 (Low) 4 (Low) 2 (Low) 1 (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) 3 (Low) 0 (Low) 1 (Low) 4 (Low) 0 (Low) 0 (Low) 4 (Low) 0 2
17 0 (Low) 0 (Low) 12 (Low) 5 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 1 (Low) 31 (Medium) 0 (Low) 0 (Low) 8 (Low) 4 6
18 0 (Low) 1 (Low) 10 (Low) 6 (Low) 4 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 8 (Low) 0 (Low) 1 (Low) 34 (Medium) 0 (Low) 0 (Low) 5 (Low) 6 6
19 0 (Low) 0 (Low) 13 (Low) 2 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 12 (Low) 0 (Low) 2 (Low) 34 (Medium) 0 (Low) 0 (Low) 4 (Low) 2 1
20 0 (Low) 0 (Low) 11 (Low) 6 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 1 (Low) 30 (Medium) 0 (Low) 0 (Low) 1 (Low) 4 4
21 1 (Low) 2 (Low) 7 (Low) 2 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 3 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 1 (Low) 20 (Medium) 0 (Low) 0 (Low) 4 (Low) 4 4
22 0 (Low) 0 (Low) 2 (Low) 2 (Low) 1 (Low) 0 (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) 6 (Low) 0 (Low) 2 (Low) 14 (Low) 0 (Low) 0 (Low) 0 (Low) 2 4
23 0 (Low) 0 (Low) 4 (Low) 2 (Low) 1 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 3 (Low) 12 (Low) 0 (Low) 0 (Low) 2 (Low) 4 7
24 0 (Low) 0 (Low) 3 (Low) 1 (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) 4 (Low) 0 (Low) 2 (Low) 11 (Low) 0 (Low) 0 (Low) 3 (Low) 5 2
25 1 (Low) 0 (Low) 7 (Low) 4 (Low) 2 (Low) 0 (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) 8 (Low) 0 (Low) 4 (Low) 15 (Medium) 1 (Low) 0 (Low) 6 (Low) 4 6
26 0 (Low) 0 (Low) 3 (Low) 1 (Low) 2 (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) 9 (Low) 0 (Low) 2 (Low) 8 (Low) 0 (Low) 0 (Low) 1 (Low) 6 5
27 0 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 9 (Low) 12 (Low) 0 (Low) 0 (Low) 3 (Low) 3 4
28 1 (Low) 0 (Low) 2 (Low) 2 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 4 (Low) 8 (Low) 0 (Low) 0 (Low) 2 (Low) 1 7
29 1 (Low) 0 (Low) 3 (Low) 2 (Low) 0 (Low) 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) 9 (Low) 0 (Low) 3 (Low) 6 (Low) 1 (Low) 0 (Low) 3 (Low) 7 12
30 1 (Low) 0 (Low) 3 (Low) 0 (Low) 1 (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) 4 (Low) 0 (Low) 3 (Low) 4 (Low) 0 (Low) 0 (Low) 3 (Low) 1 11
31 0 (Low) 0 (Low) 2 (Low) 1 (Low) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 5 (Low) 0 (Low) 4 (Low) 14 (Low) 0 (Low) 0 (Low) 2 (Low) 3 7