Ladies of the lake / Haywood Smith.

Enhanced descriptions from Syndetics:

Sisters Dahlia, Iris, Violet, and Rose--all with grown children of their own--have a complicated relationship, so when their grand - mother's will requires them to spend the whole summer--without friends or family--"camping in" at her run-down lodge on re mote Lake Clare in order to inherit the valuable land, old rivalries and new understanding emerge, with plenty of laughs along the way. Desperate to save her Buckhead home from foreclosure after being left in the lurch, recent divorcee Dahlia must complete the summer and sell her share immediately. Practical, even-tempered Violet will be no problem, but Iris has been Dahlia's nemesis since she learned to say, "no" to her big sister. And super-sweet, quirky Garage Sale Queen Rose is so "green" she'd test the patience of a saint. As tempers flare and old secrets are revealed, four grown women discover that the past is never truly buried.