Activity

  • Jeremy Sison posted an update in the group Group logo of California Native PlantsCalifornia Native Plants 15 years, 11 months ago

    Catherine,
    I attended a seminar given by a Dr. Bob Gerheart a couple of years ago. He is a well respected scientist here in california that specializes in Bi-filtration. Look up his name and see what comes up. Good luck.

Lost Password

Register