1.   Co-president David Fischhoff, left, holds a tray of mustard plants with chief operating officer Mark Trusheim in a Cereon Genomics growth chamber.

2.   He successfully cultivated mustard plants through seed generation as the centerpiece of a dozen different experiments.

3.   In one experiment, he will attempt to grow crops of mustard plants from seeds that are produced in space.

4.   The plant, Arabidopsis thaliana, is a diminutive weed that is related to the mustard plant and is worthless as a crop.

5.   There was enough power Tuesday for Foale to illuminate and water a small crop of mustard plants in a station greenhouse.

6.   In another orbital experiment, a type of mustard plant failed to thrive in space because water droplets clustered about the roots, blocking absorption of nutrients.