Hyacinths clan produce their brightly colored, highly scented flowers at any time from early winter to early spring, according to when they are planted. Bulbs planted in early fall should flower in time for Christmas.
The most commonly available form is the traditional H. orientalis, originally from west and central Asia, which has a single flower stem per bulb. Each flower stem carries up to 40 waxy flowers in colors ranging from pure white, through cream, yellow, and orange to pink, red, violet, and blue, over a period of 2—3 weeks.
Cultivars include: H.o ‘Multiflora White,’ with multiple stems and white flowers; H.o ‘Jan Bos,’ with red flowers, and H.o. ‘Delft Blue,’ with blue flowers.
Size: Height 20-30 cm (8-12 in).
Light: Indirect sunlight.
Temperature: Cool; 65°F (18°C).
Moisture: Keep moist.
Feeding: Not necessary.