Oxalis.

Bulbs in a heart shape.

Anemone.

Daisy, Lawn daisy, Bellis perennis.

Teasel, Dipsacus fullonum.

Motherwort, Leonurus cardiaca.

Pea, Pisum sativum.

Cyclamen.

Chrysanthemum, Chrysanthemum 'Pink biaritz'.

Fritillary, Fritillaria crassifolia.

Carnation, Dianthus.

Mexican hat, Ratibida 'Red Midget'.