25 Muscari Peppermint Bulbs-- Grape Hyacinths--Ombre Muscari!! Grass-like foliage supports these light blue to white flower spikes that grow 4-8" tall. Muscari are a Dutch favorite because they are deer resistant, naturalize well, and easy to grow in well-drained soil in full sun to partial shade. Muscari are a Dutch favorite because they are deer resistant, naturalize well, and easy to grow. 4"-8" Tall, bloom mid spring Zone 3-9. These easy to grow no-care bulbs are a must have in every garden or landscape. Plant muscari in large clusters or drifts for a spectacular spring show. Muscari are perfect for co-planting with tulips or daffodils.