Because juniper bonsai trees are easy to grow, they make great plants for beginners.
There are over 50 species of evergreen juniper trees. The juniper is an outdoor plant. Bonsai Juniper can be grown into most shapes apart from broom. They make good formal uprights and groups. The juniper is an outdoor plant.
Popular Junipers include: J. Argentii, J. Prostrata, J. Recurva, J. Virginiana... There are number of varieties in North America, including: California, Arizona, Rocky Mountain and Utah Junipers. All can be used for bonsai.
It is a hardy plant, withstanding the coldness of winter and thriving in most climates, but it should not be exposed to extreme freezing temperatures.
Indoors, it should not be placed near heating vents or left without sun exposure. In winter, an unheated, sunny, enclosed porch is an appropriate place for a juniper.
- Fresh air and sunlight are essential to its growth and health.
- You should water your bonsai when the soil is nearly dry, but not completely dried out. The soil should be dry about a half inch to an inch deep. Over-watering causes Bonsai roots to rot.
- Repot every two years when young and every three to four years when mature. Junipers have slow-growing roots.
- Feed young trees once every two weeks and older trees once a month. Junipers prefer pellet cake feed. This can be left on soil surface so removing the need to use liquid fertilizers.
- Reduce the foliage mass in early autumn to prevent the tree from developing foliage pads that are too heavy and out of proportion.