Physostegia virginiana 'Wassenhove'

physostegia virginiana summer perennial plant obedient plant physostegia virginiana physostegia long lived plants multiannual plant multiannual plants long lasting plant long lasting plants long lived plant perennial plants perennials perennial temperate season seasons atmosphere growing cycle species particularity species labiatae / lamiaceae family lamiales order flora labiatae / lamiaceae lamiales dicotyledoneae angiospermae spermatophyta / phanerogamae tracheophyta embryophyta chlorobionta archaeplastida eukaryota