Dwarf Alberta Spruce (Picea glauca 'Conica')

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Sunlight Full sun to partial shade; requires bright light for dense, compact growth; avoid prolonged deep shade

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Watering Water deeply when the top 5–7 cm of soil dries out; avoid overwatering to prevent root rot

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Temperature Extremely cold-hardy to -40°C; prefers cool temperate conditions; protect from prolonged summer heat above 28°C

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Leaf: Short, blue-green needles, densely packed along stems, soft to the touch
Stem: Slender, woody branches arranged in tight vertical tiers
Cones: Small, cylindrical brown cones (2–4 cm long), maturing in autumn

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Watering

Keep soil evenly moist during active spring and summer growth

Fertilization

Apply slow-release balanced conifer fertilizer once. Avoid over-fertilizing to prevent needle burn

Eggshell powder topdressing：Crush dried eggshells into fine powder; sprinkle lightly on soil surface and water in gently to release nutrients

Pruning

Trim stray, overgrown branches in early spring to maintain the tight conical shape
Remove brown, dead needles to improve airflow and reduce pest risk
Avoid heavy pruning; only trim new growth to retain the compact form

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no toxic effects reported

Humans: Non-toxic to humans; no reported adverse health effects from ingestion or contact

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Culture: N/A

Usage: Ornamental dwarf conifer for container displays, rock gardens, formal hedges, or foundation plantings