warning
Root Rot in Gladiolus
verifiedReviewed by the GreenScout Team
Gladiolus × hybridus, commonly called Gladiolus or Sword Lilies, are popular tender bulbs producing tall spikes of vibrant flowers in nearly every color imaginable
potted_plant
Gladiolus care requirements
These care conditions are most relevant to root rot in Gladiolus. Check each one as a potential cause.
water_drop
Water
Moderate watering; keep soil consistently moist during growing season but avoid waterlogging. Reduce watering after flowering
compost
Soil
Well-draining, fertile soil enriched with organic matter; prefers slightly acidic to neutral pH (6.0–7.0)
humidity_percentage
Humidity
Moderate humidity; prefers typical garden conditions; provide air circulation to prevent fungal issues
symptoms
Symptoms to look for in Gladiolus
- fiber_manual_recordBrown, mushy roots
- fiber_manual_recordYellowing leaves
- fiber_manual_recordWilting despite moist soil
- fiber_manual_recordFoul smell from soil
help
Common causes in Gladiolus
- fiber_manual_recordOverwatering
- fiber_manual_recordPoor drainage
- fiber_manual_recordFungal pathogens
troubleshoot
How to diagnose root rot in Gladiolus
Remove plant from pot. Healthy roots are white/tan and firm. Rotted roots are brown/black and mushy.
healing
How to treat root rot in Gladiolus
Trim all rotted roots with sterile scissors. Treat with hydrogen peroxide solution. Repot in fresh, well-draining soil.
shield
Preventing root rot in Gladiolus
Always use pots with drainage holes. Allow soil to partially dry between waterings. Use well-draining compost.