Mixed colors. Crocus are early spring blooming bulbs that must be planted in the fall. They will continue to come up year after year. 40 bulbs per bag. Size: 5 to 7 cm. You may be required by your State Department of Agriculture to apply for a nursery stock dealer license. This can be verified by contacting your State Department of Agriculture or your local County Extension office. Do it Best Corp will try to stay in stock on this SKU throughout the season; however, due to the weather and the perishable nature of this SKU, we may run out of stock earlier than planned. Please order most of your anticipated annual needs at the October Market.