TyTy Nursery offers dormant bulbs for mail order customers to buy, but also this Amaryllis is a favorite bulb to pre-pot for drop-in nursery customers. The large flowering Star of Holland Amaryllis Flowering Bulb is a blood red amaryllis and is centered with a white star and white edges on the petals. The Star of Holland Amaryllis often produces several stems, each topped by 4 flowers.