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tion for one or two years. Medium life span seeds usually will remain viable for three or four years. Medium life seeds should grown after storage of five to six years, and sometimes longer.
ACCURATE information on the longevity of flower seeds is hard to find. Based mi limited observations, the following should be considered as short life span seeds: astor, candytuft, cleome, columbine, honesty, kochia, phlox, salvia, strawflower and vinca.
Some of the more common flowers with long life seeds are alyssum, calendula, centaurea, coreopsis, cosmos, marigold, nasturtium, petunia, salpiglosis, scabiosa, schizanthus, sweet pea, verbena, viola and zinnia.
Most vegetable seeds have rather long lives, but there are a few important exceptions. For
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