Worst trees for pollen, currently pine and lime.
also see; LondonTreeSurgeons Weather
#Pollen levels have reduced but due to rise again #hayfeverproblems #hayfever. More info – http://t.co/ai8K7z3YeU pic.twitter.com/9FjQsPkEWs
— Weather Network UK (@TheWeatherNetUK) July 13, 2015