Hemerocallis 'Stella de Oro' (Day Lily 'Stella de Oro'): Pale yellow fragrant flowers with a darker yellow throat. Grass-like green foliage. Hardy. Up to 50cm.

Leucanthemum x superbum 'Goldfinch' (PBR) (Shasta Daisy 'Goldfinch'): Semi-double creamy yellow flowers which fade slowly to ivory white

Saruma henryi (upright wild ginger): An unusual shade loving perennial with pale green, hairy, heart shaped leaves and bright yellow three-petalled flowers. Hardy. Up to 50cm.