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Yellow Leaves in Bigleaf Hydrangea
verifiedReviewed by the GreenScout Team
A deciduous shrub known for its large, showy mophead or lacecap flower clusters that bloom in summer, with colors ranging from pink to blue depending on soil pH
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Bigleaf Hydrangea care requirements
These care conditions are most relevant to yellow leaves in Bigleaf Hydrangea. Check each one as a potential cause.
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Light
Partial shade is best; morning sun and afternoon shade prevent wilting and fading of flowers. Avoid intense afternoon sun in hot climates.
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Water
Water deeply and consistently during the growing season; keep soil evenly moist but not soggy. Reduce watering in winter.
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Fertiliser
Apply balanced fertilizer in spring; use aluminum sulfate to increase acidity and promote blue flowers, or lime for pink flowers.
symptoms
Symptoms to look for in Bigleaf Hydrangea
- fiber_manual_recordPale green turning yellow
- fiber_manual_recordYellowing starting from lower leaves
- fiber_manual_recordInterveinal yellowing
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Common causes in Bigleaf Hydrangea
- fiber_manual_recordOverwatering
- fiber_manual_recordUnderwatering
- fiber_manual_recordNutrient deficiency
- fiber_manual_recordLow light
- fiber_manual_recordRoot rot
- fiber_manual_recordPests
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How to diagnose yellow leaves in Bigleaf Hydrangea
Check soil moisture first. Wet soil + yellow lower leaves = overwatering. Dry soil = underwatering. Yellowing between veins = nutrient deficiency.
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How to treat yellow leaves in Bigleaf Hydrangea
Adjust watering schedule. Feed with balanced fertiliser. Check for pests.
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Preventing yellow leaves in Bigleaf Hydrangea
Water only when top 2 inches of soil are dry. Feed during growing season. Provide adequate light.