Collado Villalba — April 1999

Main only
363 Oak — day 19
281 Oak — day 24
140 London Plane — day 11
30 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive Birch Privet Alder Mugwort Chestnut Composites Hazel Heather Eucalyptus Ash Mulberry Elm Pine Poplar Goosefoot/Amaranth Oak Sorrel Willow Nettle Unidentified
1 30 (Medium) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 2 (Low) 20 (Medium) 0 (Low) 9 (Low) 2 (Low) 0 (Low) 0 (Low) 0
2 27 (Low) 7 (Low) 4 (Low) 0 (Low) 0 (Low) 13 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 8 (Low) 26 (Medium) 0 (Low) 14 (Low) 0 (Low) 0 (Low) 0 (Low) 0
3 4 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 12 (Low) 12 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 1
4 3 (Low) 7 (Low) 1 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 8 (Low) 11 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0
5 10 (Low) 7 (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) 4 (Low) 28 (Medium) 0 (Low) 19 (Medium) 0 (Low) 0 (Low) 1 (Low) 0
6 7 (Low) 8 (Low) 1 (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) 0 (Low) 0 (Low) 9 (Low) 33 (Medium) 0 (Low) 76 (High) 0 (Low) 0 (Low) 0 (Low) 0
7 14 (Low) 12 (Low) 12 (Low) 0 (Low) 0 (Low) 28 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 34 (Medium) 12 (Low) 0 (Low) 78 (High) 0 (Low) 0 (Low) 0 (Low) 0
8 8 (Low) 9 (Low) 0 (Low) 0 (Low) 0 (Low) 10 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 8 (Low) 2 (Low) 0 (Low) 22 (Medium) 0 (Low) 0 (Low) 0 (Low) 0
9 2 (Low) 4 (Low) 5 (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) 0 (Low) 0 (Low) 6 (Low) 1 (Low) 0 (Low) 32 (Medium) 0 (Low) 0 (Low) 0 (Low) 0
10 3 (Low) 12 (Low) 4 (Low) 0 (Low) 0 (Low) 29 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 47 (Medium) 0 (Low) 0 (Low) 0 (Low) 0
11 6 (Low) 140 (High) 5 (Low) 1 (Low) 0 (Low) 48 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 25 (Medium) 0 (Low) 24 (Medium) 1 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 5 (Low) 0
12 6 (Low) 108 (High) 3 (Low) 0 (Low) 0 (Low) 18 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 19 (Medium) 0 (Low) 9 (Low) 0 (Low) 0 (Low) 10 (Low) 0 (Low) 0 (Low) 7 (Low) 0
13 0 (Low) 44 (Medium) 0 (Low) 0 (Low) 0 (Low) 15 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 33 (Medium) 0 (Low) 17 (Medium) 0 (Low) 0 (Low) 9 (Low) 0 (Low) 0 (Low) 0 (Low) 0
14 6 (Low) 128 (High) 6 (Low) 1 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 93 (High) 0 (Low) 17 (Medium) 2 (Low) 0 (Low) 17 (Medium) 0 (Low) 0 (Low) 0 (Low) 4
15 6 (Low) 32 (Medium) 8 (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) 16 (Medium) 0 (Low) 27 (Medium) 1 (Low) 0 (Low) 6 (Low) 0 (Low) 0 (Low) 7 (Low) 0
16 5 (Low) 18 (Low) 4 (Low) 2 (Low) 0 (Low) 12 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 36 (Medium) 0 (Low) 8 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0
17 3 (Low) 13 (Low) 0 (Low) 2 (Low) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0
18 13 (Low) 20 (Low) 0 (Low) 4 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 19 (Medium) 0 (Low) 7 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 5
19 5 (Low) 31 (Medium) 15 (Low) 9 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 77 (High) 0 (Low) 56 (High) 0 (Low) 0 (Low) 363 (Very high) 2 (Low) 0 (Low) 0 (Low) 18
20 0 (Low) 11 (Low) 9 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 58 (High) 0 (Low) 16 (Medium) 0 (Low) 0 (Low) 130 (Very high) 0 (Low) 0 (Low) 0 (Low) 9
21 1 (Low) 10 (Low) 38 (Medium) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 137 (Very high) 0 (Low) 40 (Medium) 0 (Low) 0 (Low) 57 (High) 6 (Low) 0 (Low) 1 (Low) 3
22 1 (Low) 2 (Low) 12 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 55 (High) 0 (Low) 58 (High) 0 (Low) 0 (Low) 32 (Medium) 3 (Low) 0 (Low) 0 (Low) 7
23 2 (Low) 1 (Low) 13 (Low) 10 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 34 (Medium) 0 (Low) 24 (Medium) 0 (Low) 0 (Low) 81 (High) 3 (Low) 0 (Low) 2 (Low) 4
24 1 (Low) 0 (Low) 7 (Low) 9 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 4 (Low) 0 (Low) 0 (Low) 12 (Low) 0 (Low) 12 (Low) 0 (Low) 0 (Low) 281 (Very high) 6 (Low) 0 (Low) 2 (Low) 6
25 1 (Low) 2 (Low) 18 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 31 (Medium) 0 (Low) 24 (Medium) 0 (Low) 0 (Low) 102 (Very high) 2 (Low) 0 (Low) 2 (Low) 2
26 0 (Low) 0 (Low) 9 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 37 (Medium) 0 (Low) 18 (Medium) 0 (Low) 0 (Low) 18 (Medium) 2 (Low) 0 (Low) 2 (Low) 3
27 3 (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) 0 (Low) 4 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 9 (Low) 1 (Low) 0 (Low) 0 (Low) 7
28 1 (Low) 1 (Low) 4 (Low) 2 (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) 4 (Low) 0 (Low) 0 (Low) 21 (Medium) 0 (Low) 0 (Low) 0 (Low) 3
29 0 (Low) 0 (Low) 3 (Low) 2 (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) 1 (Low) 0 (Low) 0 (Low) 48 (Medium) 0 (Low) 0 (Low) 2 (Low) 2
30 0 (Low) 0 (Low) 2 (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) 3 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 28 (Medium) 0 (Low) 0 (Low) 1 (Low) 20