Concrete stains

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I have flower and rust stains on my patio ...any ideas ?
  4 answers
  • Rod Johnson Rod Johnson on Jul 03, 2013
    Muratic acid a pool product on rust. citrus based cleaner and power wash. Sometimes powdered cement will bleach out stain.

  • Cynthia Cynthia on Jul 04, 2013
    I made a mixture of detergent, bleach and water and it cleaned mine real nice.

  • Cynthia Cynthia on Jul 23, 2013
    Help answer this question...We used Olympic deck cleaner on ours. Worked great. From Lowes. Sprayed it on with a gallon pump p garden sprayer and let it sit for a couple of hrs. Then hosed it off.

  • LInda LInda on Jul 23, 2013
    For rust ? Cynthia ? I will try it !!!