Rudbeckia Fulgida Var. Goldstrum are large bright yellow daisy like flowers, the flower centre is cone shaped and black in colour, hence the common name black eyed Susan. Attractive to bees and insects.
Height and spread: 60-90cm, 50cm
Common name: black eyed Susan
Position in the garden: full sun
Soil type: moist but well drained soil, moderately fertile
Flowering period: August to October
Hardiness: fully hardy perennials