Leafless diseases attack the trees: we may pay a heavy price for this

Published Apr 13, 2026

Tridge summary

Severe leaf and fruit loss can occur in apple trees if there is no protection against powdery mildew and frost in spring. Initially, the two different diseases can be controlled by removing the infected plant parts and using contact fungicides. After flowering, however, it is worth taking up the fight with systemic preparations.

Original content

Farmers, organic producers, and young farmers, ATTENTION! At the Portfolio Group's May AgroFood and AgroFuture conferences, small producers, organic farmers, and young farmers can again participate at a discounted fixed price of 30,000 HUF + VAT! At the Portfolio's May 19 AgroFood conference, the dilemmas, current issues, and forecasts of the food industry will be in focus, while on May 20 at the Portfolio AgroFuture conference, operational and sustainable solutions and future-proof farming will take center stage. Let's meet! Powdery mildew can already be recognized at the beginning of shoot growth. Deformed, narrow leaves with a characteristic floury coating emerge from the infected buds, which immediately infect the tree further. The first step in prevention is the removal of these diseased parts. In addition, the spread of spores can be prevented by applying sulfur-containing fungicides to the flowers until they are in the red bud stage. The apple tree overwinters in the fallen ...

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