1st - May Day
1st - Full Flower Moon
1st-31st Plantlife's 'No Mow May'
1st - 31st Meat-Free May
1st-31st The Tree Council's seasonal 'Spring in your step' campaign
3rd - 9th Compost Awareness week: 'Feed the soil that feeds us'
3rd - 9th Amphibian Week
4th - International Dawn Chorus Day
4th - 10th Hedgehog Awareness Week
6th-12th (dates tbc) National Hedgerows Week
8th - David Attenborough's 100th birthday!
10th - Rogation Sunday
12th - Full 'Flower' Moon
13th - World Migratory Bird Day
14th - Ascension Day
16th -24th Laudato Si Week (dates tbc)
16th - Endangered Species Day
19th - 23rd Chelsea Flower Show
20th - World Bee Day
22nd - International Day for Biological Diversity
23rd - World Turtle Day
24th - 31st National Childrens Gardening Week
24th - #TeamBat #TeamNewt National Day - Community Planning Alliance - date tbc
26th - National Garden Wildlife Week (until 1st June)
29th - World Otter Day
31st - Every Flower Counts, (Plantlife's citizen science survey)
31st - Blue Moon