The Living Catalogue › Tulipa 'Negrita' Tulipa 'Negrita' £3.00 Negrita' grows to around 40cm, producing goblet-shaped flowers in late spring; these are a clerical, purple-magenta. Quantity: Add To Cart Added! Negrita' grows to around 40cm, producing goblet-shaped flowers in late spring; these are a clerical, purple-magenta.