The idea of these seed ID challenges will be to introduce some real world reasons why someone might need to identify seeds.
Scenerio: Oh no, two packets of garden seeds spilled on the floor. The only problem is that you are not sure which two, because many of the packages were open.
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Can you tell what kinds of seeds spilled? (Hint: some of the items may be debris on the floor.)
If you need help, try the Seed of the Week archive at Growing with Science blog.