Alcalá de Henares — March 2006

1,969 London Plane — day 31

663 Cypress/Yew — day 8

646 Cypress/Yew — day 9

31 Days measured

Daily pollen level evolution
Day	Cypress/Yew	London Plane	Grasses	Plantain	Olive
1	5 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)
2	56 (Medium)	0 (Low)	7 (Low)	0 (Low)	0 (Low)
3	130 (High)	0 (Low)	10 (Low)	0 (Low)	0 (Low)
4	91 (High)	0 (Low)	3 (Low)	0 (Low)	0 (Low)
5	22 (Low)	0 (Low)	5 (Low)	0 (Low)	0 (Low)
6	2 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)
7	18 (Low)	0 (Low)	1 (Low)	0 (Low)	0 (Low)
8	663 (Very high)	0 (Low)	10 (Low)	0 (Low)	0 (Low)
9	646 (Very high)	0 (Low)	8 (Low)	0 (Low)	0 (Low)
10	109 (High)	0 (Low)	22 (Low)	0 (Low)	0 (Low)
11	144 (High)	0 (Low)	9 (Low)	0 (Low)	0 (Low)
12	106 (High)	0 (Low)	9 (Low)	0 (Low)	0 (Low)
13	215 (Very high)	0 (Low)	5 (Low)	0 (Low)	0 (Low)
14	165 (High)	0 (Low)	12 (Low)	0 (Low)	0 (Low)
15	125 (High)	0 (Low)	12 (Low)	0 (Low)	0 (Low)
16	82 (Medium)	0 (Low)	14 (Low)	0 (Low)	0 (Low)
17	120 (High)	1 (Low)	29 (Low)	0 (Low)	0 (Low)
18	18 (Low)	0 (Low)	6 (Low)	0 (Low)	0 (Low)
19	56 (Medium)	0 (Low)	6 (Low)	0 (Low)	0 (Low)
20	26 (Low)	0 (Low)	10 (Low)	0 (Low)	0 (Low)
21	7 (Low)	0 (Low)	2 (Low)	0 (Low)	0 (Low)
22	51 (Medium)	0 (Low)	11 (Low)	0 (Low)	1 (Low)
23	35 (Medium)	0 (Low)	8 (Low)	0 (Low)	1 (Low)
24	24 (Low)	0 (Low)	9 (Low)	1 (Low)	0 (Low)
25	12 (Low)	6 (Low)	8 (Low)	0 (Low)	0 (Low)
26	9 (Low)	25 (Low)	12 (Low)	0 (Low)	0 (Low)
27	26 (Low)	201 (High)	12 (Low)	1 (Low)	0 (Low)
28	17 (Low)	246 (High)	11 (Low)	0 (Low)	0 (Low)
29	1 (Low)	463 (Very high)	13 (Low)	2 (Low)	0 (Low)
30	6 (Low)	332 (Very high)	4 (Low)	0 (Low)	0 (Low)
31	2 (Low)	1,969 (Very high)	2 (Low)	1 (Low)	0 (Low)