Schefflera Root-over-rock Workshop in Ann Arbor
By Jerry Meislik
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Here, we will be examining the processes used to grow a tree over a rock (in the root-over-rock style) and create quite an effective bonsai. In this example, we will use Ficus Microcarpa over a Japanese Ibigawa Rock.
'Root-over-rock' styles of bonsai in are plants perched on a rock and the roots are growing over the rock and down into soil.
The root-over-rock style, or Sekijoju, is a style in which the roots of a tree (typically a fig tree) are wrapped around a rock. The rock is at the base of the trunk, with the roots exposed to varying degrees.
Juniper Root-Over-Rock - by Masahiko Kimura
A Group Planting of Maples - by Hiroshi Takeyama
Inspirational Images ...
Developing root-over-rock bonsai is a simple but time consuming technique. The roots of the bonsai must be grown in such a way that they grip the rock or stone securely for both the stability of the tree and the integrity of the piece.
Pruning and wiring: Ficus are suitable for most styles of bonsai, but are especially suitable for styles which make use of their property of extensive rooting, such as air-root and root-over-rock styles.
The most favoured styles for the Bonsai Ginseng Ficus is Root-Over-Rock and Exposed Roots, allowing viewing of the wonderful root system.
Remember, before continuing, have a look at our Care Guide and make a checklist! ...
I: Ishitsuki - Japanese term for root-over-rock style
J Jin - Pronounced JEEN - Japanese term for snags of deadwood on the ends of branches or trunk.
Styling: Informal upright, slanting, clump, group and forest. I have never grown A. rubrum as a cascade or root-over-rock, since neither represents its "natural" growing habitat. This is not to say they cannot be grown that way.
This type of bonsai gardening is intended to mimic the diversity of age and height that you would find in nature. In the root-over-rock style, the roots of the bonsai are wrapped around a rock at the base of the tree.
Literati/abstract (many trees, especially junipers and pines);
Multiple trunks or multiple tree planting (especially ficus, ginkgo, elm, liquidamber, heavenly bamboo, maple, olive);
Root-over-rock planting (especially, trident maple, some pines, ...
 See also: Bonsai, Root, Plant, Style, Trunk
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