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Yellow Leaves in Geranium Zonal
verifiedReviewed by the GreenScout Team
Zonal geraniums are reliable, frost-sensitive perennials with dense clusters of red, pink, white, or bicolor flowers and distinctive dark-banded foliage that gives them their name
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Geranium Zonal care requirements
These care conditions are most relevant to yellow leaves in Geranium Zonal. Check each one as a potential cause.
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Light
Full sun (6–8 hours daily); bright light indoors; insufficient light causes leggy growth
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Water
Water moderately; allow soil to dry between waterings; overwatering is the primary cause of decline
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Fertiliser
Feed monthly with balanced or slightly higher-phosphorus fertilizer during growing season
symptoms
Symptoms to look for in Geranium Zonal
- fiber_manual_recordPale green turning yellow
- fiber_manual_recordYellowing starting from lower leaves
- fiber_manual_recordInterveinal yellowing
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Common causes in Geranium Zonal
- 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 Geranium Zonal
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 Geranium Zonal
Adjust watering schedule. Feed with balanced fertiliser. Check for pests.
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Preventing yellow leaves in Geranium Zonal
Water only when top 2 inches of soil are dry. Feed during growing season. Provide adequate light.