Coreopsis verticillata 'Zagreb' is an award-winning, hardy perennial. Its coveted RHS AGM means it is reliable, and suitable for growing in many areas of the UK. Coreopsis is an excellent choice for wildlife gardens, much-loved by bees and butterflies. 'Zagreb' bears masses of 2.5cm (1) yellow daisy flowers throughout the summer. This compact variety makes an excellent border filler, and can be grown as a perennial or used as part of an annual bedding scheme. Height and spread: 30cm (12).