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Yellow Leaves in Rhododendron
verifiedReviewed by the GreenScout Team
An evergreen shrub with large, leathery leaves and showy purple-pink flowers in spring
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Rhododendron care requirements
These care conditions are most relevant to yellow leaves in Rhododendron. Check each one as a potential cause.
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Light
Partial shade to dappled sunlight; tolerates full shade but flowers better with some light. Protect from intense afternoon sun, especially in hot climates.
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Water
Keep soil consistently moist but well-draining; water deeply during dry spells. Avoid both waterlogging and drought stress.
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Fertiliser
Light feeding after flowering with acid-loving plant fertilizer; excessive fertilizer promotes vegetative growth over blooms.
symptoms
Symptoms to look for in Rhododendron
- fiber_manual_recordPale green turning yellow
- fiber_manual_recordYellowing starting from lower leaves
- fiber_manual_recordInterveinal yellowing
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Common causes in Rhododendron
- 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 Rhododendron
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 Rhododendron
Adjust watering schedule. Feed with balanced fertiliser. Check for pests.
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Preventing yellow leaves in Rhododendron
Water only when top 2 inches of soil are dry. Feed during growing season. Provide adequate light.