Daffodils weekend deal (10 bulbs)

How Deep to Plant Daffodils, Tulips, & Other Bulbs. The general rule of thumb for planting spring bulbs is to plant two to three times as deep as the bulbs is tall. This means most large bulbs like tulips or daffodils will be planted about 6 inches deep while smaller bulbs will be planted 3-4 inches deep.