Water
Jezo Spruce prefers consistent moisture. Water deeply when the top 2-3 cm of soil feels dry. Avoid waterlogging, as this can lead to root rot.
Reduce watering frequency in winter when growth slows, but never let the soil dry out completely.
Also known as Dark-Bark Spruce · Ezo Spruce · Yeddo Spruce
Jezo Spruce (Picea jezoensis) is a large evergreen conifer native to East Asia, known for its striking blue-green foliage and graceful pyramidal shape. It's a resilient t
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun to Partial Shade
75% intensity
Prefers full sun but tolerates partial shade, especially in hotter climates.
Moderate
50% intensity
Keep soil consistently moist but not waterlogged.
Acidic, Loamy, Sandy, Well-drained
50% intensity
Cold Hardy
25% intensity
Tolerates very cold winters and prefers cooler summers.
Low
25% intensity
Fertilize only young trees in spring; mature trees rarely need it.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Non-toxic
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Jezo Spruce prefers consistent moisture. Water deeply when the top 2-3 cm of soil feels dry. Avoid waterlogging, as this can lead to root rot.
Reduce watering frequency in winter when growth slows, but never let the soil dry out completely.
Prune Jezo Spruce to remove dead, damaged, or crossing branches. This is best done in late winter or early spring before new growth begins. Avoid heavy pruning, as it can stress the tree and affect its natural form.
Light shaping can be done after the growing season.
Propagation is typically done by seed or grafting. Seeds require stratification before sowing. Grafting is more reliable for specific cultivars and is usually performed in late winter on dormant rootstock.
Success rates can vary, and it requires specific horticultural knowledge.
Young Jezo Spruce may need repotting every 2-3 years to refresh soil and prevent root circling. Mature trees rarely require repotting.
Choose a pot slightly larger than the current one and use a well-draining potting mix suitable for conifers. Repot in early spring.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Jezo Spruce (Picea jezoensis)
Where Jezo Spruce (Picea jezoensis) is found
Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Pinopsida |
| Order | Pinales |
| Family | Pinaceae |
| Genus | Picea |
| Species | Picea jezoensis |
Similar in genus Picea
Answers based on plant encyclopedia data
