Requirements:

Soil Type - Mucky, clay to sandy loams
Soil ph - Neutral
Water - Consistently wet
Light - Full to partial shade

Characteristics:

Height - Mats 2 -4 in. with flower stalks up to 2 ft.
Time of bloom - April - June
Flower colors - White, pink
Propagation - Division
Transplants - Easily

Cuckoo Flowers form low mats and can be found in wet woods and swamps.
This is another wildflower easily overlooked except when in bloom.
From a 2 in. high mat, flower stalks reach 1.5 to 2 ft. and are conspicuous with their white blooms.