Root trainer Root trainer A root pruning container is an aid to the cultivation of young plants and trees in nurseries. Many pot designs train the roots. One example is a truncated plastic cone in which a seedling is planted. There is a drainage hole at the bottom and the main tap root tends to grow towards this. What this achieves is to encourage the roots the grow a denser system of root hairs. How it does this is to have the pots designed so as to air prune the roots. The advantage is when the plant is planted into its home
USS Dandelion (1862) July and 17 August, and from 7 to 21 February 1864 accompanied an expedition up St. Johns River, Florida. "Dandelion" sailed from Charleston 2 July 1865 and arrived at New York a week later. She was decommissioned there 14 July 1865, and sold 15 August 1865. USS Dandelion (1862) USS "Dandelion" (1862) was a steam tugboat used by the Union Navy during the American Civil War. In addition to towing, she was used by the Navy to patrol navigable waterways of the Confederacy to prevent the South from trading with other countries. "Dandelion", a steam tug, was built as "Antietam"