Collado Villalba — March 2026

Show all types
500 Cypress/Yew — day 1
347 Cypress/Yew — day 12
178 Cypress/Yew — day 13
31 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive
1 500 (Very high) 0 (Low) 5 (Low) 0 (Low) 0 (Low)
2 155 (High) 0 (Low) 3 (Low) 1 (Low) 0 (Low)
3 130 (High) 0 (Low) 2 (Low) 0 (Low) 0 (Low)
4 85 (Medium) 0 (Low) 2 (Low) 0 (Low) 0 (Low)
5 52 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
6 11 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
7 5 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
8 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low)
9 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low)
10 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low)
11 12 (Low) 0 (Low) 2 (Low) 1 (Low) 0 (Low)
12 347 (Very high) 0 (Low) 14 (Low) 0 (Low) 0 (Low)
13 178 (High) 0 (Low) 4 (Low) 0 (Low) 0 (Low)
14 51 (Medium) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
15 11 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low)
16 10 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low)
17 34 (Medium) 3 (Low) 6 (Low) 1 (Low) 0 (Low)
18 53 (Medium) 11 (Low) 4 (Low) 0 (Low) 0 (Low)
19 17 (Low) 30 (Medium) 1 (Low) 0 (Low) 0 (Low)
20 21 (Low) 30 (Medium) 3 (Low) 0 (Low) 0 (Low)
21 10 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low)
22 12 (Low) 4 (Low) 1 (Low) 0 (Low) 0 (Low)
23 41 (Medium) 7 (Low) 6 (Low) 0 (Low) 0 (Low)
24 4 (Low) 32 (Medium) 4 (Low) 1 (Low) 0 (Low)
25 19 (Low) 8 (Low) 7 (Low) 0 (Low) 0 (Low)
26 25 (Low) 11 (Low) 6 (Low) 1 (Low) 0 (Low)
27 8 (Low) 7 (Low) 2 (Low) 0 (Low) 0 (Low)
28 14 (Low) 9 (Low) 7 (Low) 0 (Low) 0 (Low)
29 12 (Low) 6 (Low) 5 (Low) 0 (Low) 0 (Low)
30 6 (Low) 4 (Low) 1 (Low) 0 (Low) 0 (Low)
31 13 (Low) 6 (Low) 1 (Low) 0 (Low) 0 (Low)