Gardening soil - Engeiyoudo

...In addition to the above, plant care includes other tasks such as tying the branches and vines to supports to straighten their shape (training), encouraging branching and regulating vigor, as well as pinching off the tops, buds, flowers, and fruit.
[Gardening soil]
In outdoor cultivation, there is no particular need to condition the soil, but in order to improve the soil's physical and chemical properties, the first thing to do is to till it well and introduce air into the soil, and then to maintain that condition for a long time and to increase its fertilizing effect, compost or leaf mold is mixed in. For foreign plants that do not grow well in acidic soil, 100 to 150 grams of hydrated lime per square meter is mixed in for each crop.

*Some of the terminology that refers to "horticultural soil" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…　植物の手入れには，以上のほか，枝やつるを支柱に結びつけて，かっこうを直す〈誘引〉，分枝を促したり，勢力を調節する摘心，摘芽，摘花，摘果などの作業がある。
［園芸用土］
　露地栽培では，とくに土壌を調整することはないが，土の理化学的性質をよくするためには，よく耕し，土中に空気を送り込むことが第1で，次にその状態を長い間維持し，あわせて肥料的効果をあげるために，堆肥や腐葉土を混入する。酸性土壌で生育のよくない外国産植物のためには1m2に100～150gの消石灰を一作ごとに混入する。…

※「園芸用土」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報