Can't think of a reason other than "just because" to give the gift of winter flowers delivery? How about one of these;
January 24th-National Compliment Day
January 25th-Opposite Day
January 27th-Chocolate Day
January 28th-Fun at Work Day
January 31st-Backwards Day
February 2nd-Groundhogs Day
February 7th-Send a Card to a Friend Day
February 14th-Valentine's Day