What to Do About Violet Root Rot
As a popular ornamental plant loved by gardening enthusiasts, violet root rot often leaves caretakers at a loss. Root rot not only affects plant growth but can also lead to the death of the entire plant in severe cases. This article will provide a systematic solution to help you fully grasp the emergency response and preventive methods for violet root rot.
Analysis of the Causes of Violet Root Rot
Water Management Issues Trigger Crisis
70% of root rot cases are caused by watering mistakes, mainly manifested as: failure to control water during consecutive rainy days, accumulated water in trays not being cleared, and excessive watering during low temperatures in winter. When the soil moisture content exceeds 40% for an extended period, root respiration is obstructed, leading to rot.
Environmental Factors Aggravate Lesions
Poor ventilation accelerates the root rot process. When the air humidity is >80% and the temperature <15°C, the reproduction rate of fungi triples. Using heavy, compacted soil for planting increases the risk of root rot by 60%.
Complete Emergency Process for Violet Root Rot
Four-Step Pot Removal and Inspection Method
1. Gently tap the pot wall to loosen the soil. 2. Tilt the pot at a 45-degree angle to remove the plant. 3. Rinse with running water to observe the roots. 4. Distinguish between healthy roots (milky white) and rotting roots (brown and soft).
Scientific Pruning and Disinfection
Retain the main root length to be no less than 5 cm and use scissors disinfected with alcohol for pruning. It is recommended to soak in a 0.1% potassium permanganate solution for 20 minutes, or treat the wounds with a 800 times solution of mancozeb.
Key Points for Post-Potting Care
Choose a new matrix of珍珠岩: peat soil = 1:3, place the plant in a diffused light environment after potting. Avoid watering for the first 3 days, and start using spray watering from the 4th day, maintaining a slightly moist matrix.
Scientific Cultivation System for Violets
Smart Watering Plan
In spring and autumn, use the "finger joint test": when the second joint of the index finger inserted into the soil is dry, water the plant. In summer, combine with the "morning misting method", and in winter, implement the "dry-wet cycle method", maintaining soil moisture content between 25-35%.
Environmental Control Indicators
Maintain a day-night temperature difference of 8-10°C and control the light intensity between 10,000-15,000Lux. Use ceramsite to enhance drainage and supplement calcium trace elements monthly to enhance root resistance.
Through a systematic prevention and treatment plan, the recovery rate of violet root rot can be increased to over 85%. The key is early detection and treatment, combined with post-treatment scientific care, to revitalize the plant.