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bittercress (Cardamine hirsuta)

The cotyledons of bittercress (Cardamine hirsuta) are more or less round.   The club shaped foliage is evident on the first true leaves .  As a frame of reference for size, the yellow balls in this picture are Osmocote fertilizer prills.

bittercress (Cardamine hirsuta)

These bittercress seedlings are germinating in large numbers on the gravel floor of a hoophouse.  The first true leaves of bittercress are simple, while subsequent leaves are generally pinnately compound.

bittercress (Cardamine hirsuta)

This image is similar to the one above, but with a common house key to serve as a reference to size.

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