potted_plant
Tomato care requirements
water
Deeply and regularly; 2–5cm per week. Consistent moisture prevents blossom end rot.
soil
Rich, well-draining soil with good organic matter. pH 6.0–6.8.
light
Full sun — 8+ hours daily.
symptoms
Symptoms to look for in Tomato
Yellowing and wilting starting on one side of the plant or one branch at a time, progressing upward, with brown discolouration visible inside the stem when cut lengthwise.
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Common causes in Tomato
Caused by the soil-borne fungus Fusarium oxysporum, which enters through the roots and blocks the plant's water-conducting tissue, often persisting in soil for years once established.
healing
How to treat fusarium wilt in Tomato
There is no cure once a plant is infected — remove and destroy the affected plant (don't compost) to prevent the fungus from spreading further in the soil.
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Preventing fusarium wilt in Tomato
Rotate tomato planting locations every year, choose fusarium-resistant varieties (marked 'F' on seed packets), and avoid working in wet soil where the fungus can spread easily.