Yes, Spring certainly seems to bring out the best (?) in milliners.
This selection of Paris 'Ats dates from 1951.

Straw with a heavy net veil.

Straw boater with mink trim and fine nylon veiling.

White ottoman silk with navy blue berries and purple feather. More nylon veiling at the back.

Service Cap in pale blue, mauve and biscuit coloued straw.

White silk turban printed with multi-coloured fruit, tightly rolled and stiffened.