Coreopsis Big Bang ‘Mercury Rising’ Coreopsis x 'Mercury Rising' Type:perennials Notable Traits:attracts butterflies/pollinatorsfast-growinggreat cut flowerslow-maintenancetolerates clay soiltolerates harsh roadside conditions Hardiness:Zone 5 – 9 Mature Height:12-18in Light:part sun/afternoon shade (eastern exposure)part to full sun (6 hours or more sun)sun (8+ hrs) Water:drought tolerant once established Bloom Color:red Bloom Shape:daisy Bloom Time:fallsummer Foliage:green Description Deep velvety red flowers with frilly bright gold centers open over fresh green, finely textured foliage. Petals are streaked with frosty white in late fall. A well-branched selection with excellent disease resistance. Spreads gently in the garden.