10 x Horsetail Plants for Koi Pond Bamboo Looking Exot Horsetails are among the oldest of all plants; they once grew to tree heights in prehistoric days. It has unusual reed-like hollow jointed stems with a very high silica content, making it useful as an abrasive similar to that of a fine emery cloth. Collect the leafless stems, dry briefly in the sun and tie them in bundles. Used to shine metal pans or give wood a final sanding. Also used as excellent fungicide for both plants and people suffering from athletics' foot and jock itch. Leaves are very unique, similar to twigs and are a unique touch in dried flower arrangements. Likes to be planted in boggy wet places, but will do well in any type of soil. Due to varying conditions regarding germination like moisture and temperature or soil contamination also buyers experience and knowledge of seed germination with these factors I cannot guarantee germination rates. I do guarantee all seeds are fresh and germination tested to make sure seeds are good and viable.