Throughout the United States. In the warmest parts of the country, bulbs must be pre-chilled.
Good garden soil that''s high in organic matter.
Water thoroughly when planting. Then water when the soil is barely moist.
When planting tulips, add 1 teaspoon of bonemeal to the bottom of the planting hole and mix it into the soil. During the growing season fertilize an all-purpose plant food for trees and shrubs
In the warmest parts of the country, chill bulbs for 15 weeks before planting by storing them in paper bags in the refrigerator crisper. Tulips usually do not flower as well the second or third year after planting. Either replace them or dig, separate, chill if necessary, and replant.
Full sun to filtered light.