Cotula coronopifolia, Brass buttons - Marginal Aquatic Plant
A pretty creeping plant, with numerous bright yellow flowers like buttons. The seeds can be collected and sown under glass in February/March or sown outside in April/May.
This annual will self seed if planted in boggy ground where the seeds can settle.
Position - Full Sun to part shade
Flowers - May to Oct
Height min - 15cm
Height max - 20cm
Planting depth min - 0cm
Planting depth max - 10cm
Flower colour - Yellow
Growth rate - Slow