The Collaborative International Dictionary of English v.0.48:

Seed \Seed\, v. t. [imp. & p. p. Seeded; p. pr. & vb. n.
   Seeding.]
   1. To sprinkle with seed; to plant seeds in; to sow; as, to
      seed a field.
      [1913 Webster]

   2. To cover thinly with something scattered; to ornament with
      seedlike decorations.
      [1913 Webster]

            A sable mantle seeded with waking eyes. --B. Jonson.
      [1913 Webster]

   To seed down, to sow with grass seed.
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

20 Moby Thesaurus words for "seeding":
   Dry Ice, artificial nucleation, broadcast, broadcasting,
   cloud seeder, cloud-seeding, dissemination, insemination, planting,
   rain doctor, rainmaker, rainmaking, reforestation, resetting,
   retimbering, semination, setting, silver iodide, sowing,
   transplantation