Highlighted levels

All types

Type	Forecast today	Mar 22	Mar 21
Cypress/Yew	—	12 Low	— No data
London Plane	—	646 Very high	— No data
Grasses	54 Medium	6 Low	— No data
Plantain	13 Low	5 Low	0 Low
Olive	63 Medium	53 Medium	0 Low
Birch	0 Low	0 Low	0 Low
Privet	0 Low	0 Low	0 Low
Alder	—	0 Low	0 Low
Maple	2 Low	1 Low	0 Low
Mugwort	—	0 Low	0 Low
Chestnut	—	0 Low	— No data
Composites	—	1 Low	0 Low
Hazel	—	0 Low	0 Low
Heather	0 Low	0 Low	0 Low
Eucalyptus	0 Low	0 Low	0 Low
Ash	—	0 Low	0 Low
Mulberry	0 Low	0 Low	70 High
Elm	—	0 Low	0 Low
Pine	5 Low	5 Low	1 Low
Poplar	—	0 Low	7 Low
Goosefoot/Amaranth	—	1 Low	— No data
Oak	43 Medium	18 Medium	0 Low
Sorrel	1 Low	1 Low	0 Low
Willow	—	0 Low	0 Low
Nettle	1 Low	1 Low	1 Low
Other	—	2 No data	1 No data
Unidentified	—	6 No data	3 No data

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