2 - 4 Feet
USDA Hardiness Zones
2 - 8
July - September
Upright plants with masses of yellow flowers. Excellent addition to the garden for late summer and fall color.
Moist well-drained soil in full sun location
'Fireworks' 2-3 feet tall, spreading clump, yellow flowers
'Golden Fleece' 18-24 inches tall, compact spreading clump, yellow flowers
'Crown of Ray' 18-24 inches tall, compact, flowers tend to be flattened and radiate outward, yellow flowers
Spreading types need division to keep them in bounds. Tolerant of tough sites and dry soils. Limit fertilizer or they get tall and floppy. Attacts butterflies.