Lupine 'Manhattan Lights', Lupin 'Manhattan Lights'. Gracing the garden in late spring - early summer, Lupinus 'Manhattan Lights' (Lupine) features showy, erect spikes of densely packed, sweetly scented, purple and yellow flowers. Rising on sturdy stems above bushy clumps of palmate, bright green leaves, the flowers open up from the bottom over several weeks, hence providing a long blooming period