Outdoor bonsai

These are trees that, by their nature, must be placed outside, ideal for balconies, gardens and terraces

Picea jezoensis

Family

Pinaceae

Origin

Mountainous regions in the Northern hemisphere.

Etymology

From the latin “ pix”, gum, because of the quantitiy of resin which some species produce.

Picea jezoensis

Characteristics

Big evergreen conifer.


Place

In exterior, exposed to the sun during the whole day. In summer protect from strong noon sun or place in semi-shadow.


Irrigation

Abundant in summer and in moderation in autumn. This tree appreciates to water sprayed directly on its leaves (not hard water) because it comes from zones with a high rate of humidity.


Fertilization

Spring and autumn. It is better to use organic fertilizers to preserve the mycorrhizae.

Transplant

Every 3 or 5 years at the beginning of spring.

Substratum

50% of Akadama and 50% of volcanic earth.


Pruning and nipping

Pruning

In winter, leave needles and buds on the branches otherwise the branch will dry.

Nipping

Finger prune new shoots

Fencing

From September to March.


Curiosities

This tree is used widely as a Christmas tree but in reality it’s not a fir-tree but a picea (picea excelsa). The biggest difference between a fir-tree and a picea is the disposition of its pines. The fir-tree’s are straight and the picea’s hang.


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Picea jezoensis