potted_plant
Lobelia care requirements
water
Keep soil consistently moist but not waterlogged. Regular watering is essential; avoid drying out completely. Reduce watering in winter dormancy.
soil
Rich, well-draining potting mix or garden soil amended with organic matter. pH 6.0–7.0. Good drainage is critical to prevent root rot.
light
Partial shade to full sun (3–6 hours sun daily). In hot climates, afternoon shade prevents stress and extends flowering.
symptoms
Symptoms to look for in Lobelia
- fiber_manual_recordCircular brown or black spots
- fiber_manual_recordYellow halos around spots
- fiber_manual_recordPremature defoliation
help
Common causes in Lobelia
Multiple fungal and bacterial pathogens. Favoured by wet foliage and warm temperatures.
healing
How to treat leaf spot in Lobelia
Remove affected leaves. Apply appropriate fungicide or bactericide.
shield
Preventing leaf spot in Lobelia
Water at soil level. Improve air circulation. Practise crop rotation.