Aranjuez — March 2001

728 London Plane — day 23

602 Unidentified — day 23

500 London Plane — day 31

31 Days measured

Daily pollen level evolution
Day	Cypress/Yew	London Plane	Grasses	Plantain	Olive	Birch	Alder	Mugwort	Composites	Heather	Eucalyptus	Ash	Mulberry	Elm	Pine	Poplar	Goosefoot/Amaranth	Oak	Sorrel	Willow	Nettle	Unidentified
1	1 (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)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	0
2	28 (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)	5 (Low)	0 (Low)	1 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	4 (Low)	0
3	41 (Medium)	0 (Low)	3 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	7 (Low)	1 (Low)	0 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	7 (Low)	2
4	24 (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)	3 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	6 (Low)	0
5	6 (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)	2 (Low)	0 (Low)	11 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	5 (Low)	2
6	27 (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)	6 (Low)	0 (Low)	11 (Low)	0 (Low)	3 (Low)	0 (Low)	5 (Low)	9 (Low)	8
7	9 (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)	1 (Low)	0 (Low)	10 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	2
8	5 (Low)	1 (Low)	2 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	2 (Low)	1 (Low)	25 (Medium)	0 (Low)	6 (Low)	0 (Low)	1 (Low)	4 (Low)	9
9	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)	3 (Low)	0 (Low)	28 (Medium)	0 (Low)	2 (Low)	1 (Low)	1 (Low)	5 (Low)	4
10	6 (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)	6 (Low)	1 (Low)	48 (Medium)	0 (Low)	1 (Low)	0 (Low)	1 (Low)	3 (Low)	3
11	10 (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)	1 (Low)	0 (Low)	8 (Low)	0 (Low)	1 (Low)	0 (Low)	2 (Low)	14 (Low)	7
12	10 (Low)	1 (Low)	12 (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)	24 (Medium)	0 (Low)	18 (Medium)	1 (Low)	9 (Low)	12 (Low)	23
13	6 (Low)	1 (Low)	5 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	0 (Low)	1 (Low)	3 (Low)	11 (Low)	0 (Low)	2 (Low)	0 (Low)	1 (Low)	11 (Low)	8
14	1 (Low)	1 (Low)	5 (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)	6 (Low)	0 (Low)	1 (Low)	0 (Low)	1 (Low)	7 (Low)	7
15	12 (Low)	1 (Low)	3 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	1 (Low)	16 (Medium)	25 (Medium)	0 (Low)	5 (Low)	0 (Low)	2 (Low)	11 (Low)	12
16	4 (Low)	32 (Medium)	4 (Low)	0 (Low)	1 (Low)	0 (Low)	3 (Low)	0 (Low)	0 (Low)	1 (Low)	1 (Low)	0 (Low)	0 (Low)	4 (Low)	24 (Medium)	10 (Low)	0 (Low)	26 (Medium)	2 (Low)	4 (Low)	20 (Medium)	9
17	1 (Low)	16 (Low)	1 (Low)	1 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	13 (Low)	3 (Low)	0 (Low)	7 (Low)	1 (Low)	2 (Low)	6 (Low)	6
18	0 (Low)	27 (Low)	6 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	18 (Medium)	15 (Medium)	0 (Low)	13 (Low)	2 (Low)	1 (Low)	14 (Low)	0
19	1 (Low)	60 (Medium)	4 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	19 (Medium)	13 (Low)	0 (Low)	18 (Medium)	4 (Low)	4 (Low)	14 (Low)	17
20	1 (Low)	115 (High)	11 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	21 (Medium)	10 (Low)	0 (Low)	15 (Medium)	6 (Low)	7 (Low)	26 (Medium)	30
21	1 (Low)	194 (High)	11 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	2 (Low)	0 (Low)	0 (Low)	2 (Low)	0 (Low)	32 (Medium)	3 (Low)	0 (Low)	116 (Very high)	12 (Low)	9 (Low)	21 (Medium)	124
22	1 (Low)	102 (High)	3 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	4 (Low)	0 (Low)	0 (Low)	1 (Low)	0 (Low)	22 (Medium)	4 (Low)	1 (Low)	47 (Medium)	2 (Low)	1 (Low)	26 (Medium)	119
23	3 (Low)	728 (Very high)	5 (Low)	0 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	1 (Low)	4 (Low)	0 (Low)	0 (Low)	6 (Low)	1 (Low)	30 (Medium)	6 (Low)	0 (Low)	19 (Medium)	1 (Low)	0 (Low)	25 (Medium)	602
24	3 (Low)	357 (Very high)	7 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	4 (Low)	0 (Low)	0 (Low)	4 (Low)	1 (Low)	38 (Medium)	4 (Low)	0 (Low)	61 (High)	1 (Low)	0 (Low)	16 (Medium)	217
25	0 (Low)	36 (Medium)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	1 (Low)	2 (Low)	0 (Low)	0 (Low)	6 (Low)	0 (Low)	0 (Low)	11 (Low)	14
26	1 (Low)	74 (Medium)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	1 (Low)	1 (Low)	0 (Low)	0 (Low)	6 (Low)	0 (Low)	0 (Low)	4 (Low)	13
27	0 (Low)	70 (Medium)	7 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	4 (Low)	0 (Low)	7 (Low)	1 (Low)	0 (Low)	15 (Medium)	1 (Low)	0 (Low)	13 (Low)	83
28	0 (Low)	153 (High)	10 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	10 (Low)	1 (Low)	5 (Low)	1 (Low)	0 (Low)	49 (Medium)	1 (Low)	0 (Low)	8 (Low)	105
29	1 (Low)	294 (High)	2 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	46 (Medium)	1 (Low)	16 (Medium)	0 (Low)	0 (Low)	49 (Medium)	1 (Low)	1 (Low)	2 (Low)	25
30	0 (Low)	456 (Very high)	15 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)	0 (Low)	44 (Medium)	0 (Low)	6 (Low)	0 (Low)	0 (Low)	48 (Medium)	4 (Low)	1 (Low)	1 (Low)	18
31	2 (Low)	500 (Very high)	3 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	0 (Low)	1 (Low)	0 (Low)	1 (Low)	0 (Low)	139 (Very high)	0 (Low)	5 (Low)	0 (Low)	1 (Low)	8 (Low)	1 (Low)	0 (Low)	2 (Low)	56