1st - Start of meteorological Spring
1st - St David's Day - patron Saint of Wales
1st - World Seagrass Day
3rd - Full Worm moon
3rd - World Wildlife Day
5th - St Piran's Day - patron Saint of Cornwall
6th - World Day of Prayer
9th - 13th Food Waste Action Week
11th - Commonwealth Day
11th - The Big Plastic Count (dates tbc)
13th - 29th the Great British Spring Clean
14th - 16th Green Football Weekend tbc
15th - Mothering Sunday
17th - St Patricks Day
20th - Astronomical Start of Spring
20th - World Rewilding Day
20th - World Sparrow Day
20th - World Frog Day
21st - 2pm Wild for Life: Oxford Literary Festival, Philip Lymbery talks to Chris Packham
21st -22nd AHH / British Herpetological society Drayton Manor Conference
21st - the inaugural World Glaciers Day
22nd - World Water Day
27th-28th Mammal Society's Annual Conference
28th - WWF's Earth Hour - 8.30pm
31st - British Summertime Begins