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
Type (biology) a type include: Note that a type does not determine the circumscription of the taxon. For example, the common dandelion is a controversial taxon: some botanists consider it to consist of over a hundred species, and others regard it as a single species. The type of the name "Taraxacum officinale" is the same whether the circumscription of the species includes all those small species ("Taraxacum officinale" is a "big" species) or whether the circumscription is limited to only one small species among the other hundred ("Taraxacum officinale" is a "small" species). The name "Taraxacum officinale" is the same and the