This grower is not too sure of this plant identification.
This is a very early flowering variety and has largish white petals with greetips to the inner flowers and may actually be galanthus caucasicus non fragrant although similar in apperance to 'nivalis'
Common snowdrop, Fair maids of February, Snowdrop
Galanthus nivalis (Common snowdrop). This species will grow about 10cm tall, the leaves are blue-green and upright. The flowers are bell-shaped, scented and about 25mm wide. This plant is often found in the wild in Northern Europe.
Watch out; it is poisonous and allergenic.
Wildflower/meadow, rock gardens.