Time to time musings about backyard garden pond building, keeping, troubleshooting. Questions and answers from pond keepers and builders. Occasional excerpts from the pondlady's book, "A Practical Guide to Building and Maintaining your Pond."
To get rid of string algae or blanketweed, add about 1 quart of hydrogen peroxide per 1000 gallons of water. When the algae grows, clean out as much as you can and just pour the peroxide in. It gets rid of all of the algae.