Campsis Yellow Trumpet Campsis yellow trumpet is exactly as the title describes, with its golden yellow trumpet shaped blooms, this beauty looks as if it should be part of a marching band! This long-lasting hardy shrub will climb & flower all the way from May through to the end of September, giving you plenty of opportunity to admire the glorious butter yellow blooms! Reaching an equal height & spread of 152cm (59.8in) this free-flowering trumpet vine naturally remains compact & neat even when climbing up a sunny wall or fence. Add an exotic touch to your British garden!