Knautia ‘Thunder and Lightning’ Knautia macedonia 'Thunder and Lightning' Type:Perennials Notable Traits:attracts butterflies/pollinatorsgreat cut flowerslow-maintenance Hardiness:Zone 4 – 7 Mature Height:8-12in Light:part to full sun (6 hours or more sun) Water:drought tolerantrequires regular watering Bloom Color:magenta Bloom Shape:globe Bloom Time:fallspringsummer Foliage:greenvariegatedwhite Description A profusion of brilliant ruby-red flowers June til frost on compact dwarf plants with striking variegated foliage that grow to 16″. Great for butterflies and cut flower arrangements. Plants are hardy, low-maintenance and often self seed.