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Planted outdoors, bulbs may last one season or become established and continue indefinitely. Unplanted, bulbs last less than a year. Hardy varieties may be planted late and still survive.
Alice Moon is a freelance writer with more than 10 years of experience. She was chosen as a Smithsonian Institute intern, working for the National Zoo in Washington, D.C., and has traveled throughout Asia. Moon holds a Bachelor of Science in political science from Ball State University.
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