Oops, it doesn't look like 'wicker day' is a national day..

Other days

blanket fort

Blanket Fort Day
artists

Artists Day
tulip

Tulip Day
lash

Lash Day
nae nae

Nae Nae Day
boba

Boba Day
promposal

Promposal Day
tell a fairytale

Tell A Fairytale Day
bounce

Bounce Day
self appreciation

Self Appreciation Day