Highlighted levels

All types

Type	Forecast today	Mar 22	Mar 21
Cypress/Yew	—	2 Low	4 Low
London Plane	—	833 Very high	604 Very high
Grasses	65 Medium	3 Low	2 Low
Plantain	19 Low	33 Medium	1 Low
Olive	156 Medium	406 Very high	0 Low
Birch	0 Low	0 Low	0 Low
Privet	0 Low	0 Low	0 Low
Alder	—	0 Low	0 Low
Maple	1 Low	0 Low	1 Low
Mugwort	—	0 Low	0 Low
Chestnut	—	0 Low	0 Low
Composites	—	8 Low	0 Low
Hazel	—	0 Low	0 Low
Heather	1 Low	1 Low	0 Low
Eucalyptus	0 Low	1 Low	0 Low
Ash	—	0 Low	0 Low
Mulberry	0 Low	1 Low	16 Medium
Elm	—	0 Low	0 Low
Pine	28 Medium	24 Medium	2 Low
Poplar	—	0 Low	3 Low
Goosefoot/Amaranth	—	0 Low	0 Low
Oak	85 High	157 Very high	9 Low
Sorrel	10 Low	9 Low	0 Low
Willow	—	3 Low	0 Low
Nettle	3 Low	5 Low	2 Low
Other	—	13 No data	1 No data
Unidentified	—	8 No data	1 No data

These estimates are indicative and will be automatically updated when official data becomes available.