Previous Las Rozas — March 2026 Next
Main only
1,801 London Plane — day 25
937 London Plane — day 28
919 London Plane — day 24
31 Days measured
Day Cypress/Yew London Plane Grasses Plantain Olive Birch Privet Alder Maple Mugwort Chestnut Composites Hazel Heather Eucalyptus Ash Mulberry Elm Pine Poplar Goosefoot/Am Oak Sorrel Willow Nettle Other Unidentified
1 300 0 1 0 0 0 0 0 0 0 0 0 0 0 0 17 0 4 0 31 0 0 0 0 0 0 1
2 159 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7 0 29 0 1 0 0 1 0 1
3 149 0 2 0 0 0 0 0 0 0 0 0 0 0 0 1 0 9 0 11 0 0 0 0 1 2 0
4 116 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 15 0 0 0 1 0 0 0
5 85 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 7 0 0 0 0 1 0 0
6 16 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 1 0 0
7 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0
8 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 0 1 0 1 0 0 0 0 1 1 0
9 7 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 5 0 3 0 0 0 0 0 0 0
10 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 8 0 0 0 0 1 0 0
11 13 0 3 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 9 0 0 0 0 5 3 0
12 85 0 2 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 37 0 0 0 2 2 3 0
13 210 0 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 102 0 9 1 0 1 0 0
14 21 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 17 0 7 0 0 0 0 1
15 6 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 9 0 1 0 0 0 1 0
16 6 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 19 0 2 0 0 1 2 0
17 19 6 2 0 0 1 0 0 0 0 0 0 0 0 0 1 4 0 1 27 0 8 0 1 10 2 1
18 18 10 2 0 0 0 0 0 0 0 0 1 0 0 0 0 3 1 0 27 0 7 0 1 5 1 0
19 4 51 5 1 0 0 0 0 6 0 0 1 0 0 0 0 4 0 0 22 0 4 0 1 4 1 0
20 5 96 1 0 0 1 0 0 3 0 0 0 0 0 1 0 1 1 1 45 0 1 0 0 4 0 1
21 4 1 1 1 0 0 0 0 1 0 0 0 1 0 1 0 0 0 1 7 0 0 0 0 1 0 0
22 1 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 2 0 0 0 0 4 0 0
23 19 12 1 0 0 0 0 0 1 0 0 0 2 0 0 0 6 0 2 56 0 1 0 1 2 1 1
24 6 919 1 0 0 1 0 0 2 0 0 0 0 0 0 0 6 0 2 23 0 0 0 0 2 2 1
25 9 1,801 5 1 0 1 0 0 5 0 0 0 1 0 0 0 7 0 2 36 0 0 0 1 4 2 2
26 13 190 2 0 0 1 0 0 0 0 0 0 0 0 0 0 5 0 1 15 0 1 0 1 2 1 1
27 2 319 1 1 0 0 0 0 1 0 0 0 0 0 0 0 3 0 2 10 0 2 0 0 1 1 1
28 22 937 2 1 0 1 0 0 0 0 0 0 1 0 0 0 4 0 4 15 0 0 0 0 0 3 1
29 7 159 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 6 0 1 0 1 0 1 1
30 5 155 2 1 0 0 0 0 0 0 0 0 1 0 0 0 5 0 2 5 1 1 0 1 0 1 2
31 5 444 2 2 0 0 0 0 0 0 0 0 1 0 0 0 4 0 1 4 0 0 0 3 1 8 1