Seasonal Produce

Is this how the retail world sees the year?

January 1st - February 14th
Valentine's Season

February 15th - March Sunday (annual variation)
Mothers' Season

March Sunday (annual variation) - Easter Day (annual variation)
Easter Season

Easter Day (annual variation) - 3rd Sunday June
Father's Season

3rd Sunday June - mid July
Currently vacant

mid July - mid August
Silly Season

Mid August - last Sunday August (or first September, regional variations)
Back to School Season

Last Sunday August (or first September, regional variations) - mid September
Currently vacant

Mid September - October 31st
Halloween Season

October 31st - 2nd Sunday November
Fireworks Season (overlap Poppy Season)

2nd Sunday November - December 24th
Christmas Season (colloquially marked by launch of John Lewis advert)

December 25th - December 31st
New Year Season (overlap Holiday Season)

The criticism of displaying Christmas produce too early is avoided by labelling such aisles 'seasonal'. The commercial understanding of such displays has been that, for the purposes of retail, 'seasonal' means 'next season'.