The Blue Dahlia / Nora Roberts / 552 pages / 6 Geese a Laying December Challenge

This is the first book in a trilogy. Stella's husband was just killed in a plane crash and she has two young sons to raise. She takes a job as manager of a family-owned nursery/landscaping business and finds the second love of her life, Logan...and a ghost. Roslyn, who owns the enterprise takes in a pregnant relative who shows up on her doorstep.  The reader is intrigued and entertained as Logan and Stella realize their mutual attraction, and Hayley progresses with her pregnancy,... and something else. Everyone works to discover the identity of the ghost.