Forsythia x intermedia, Forsythia, Oleaceae, yellow, march, deciduous shrub, zone 5-8, full sun part shade, hedge, tolerates clay soil, tolerates urban conditions, if needed prune just after spring flowering, slightly fragrant flowers, 2m -3m tall and wide, bright yellow four-lobed flowers, opposite leaves, hybrid between F. suspensa and F. viridissima, ornamental,
