First symptoms seen on infected buds a few days after they open.
Symptoms appear on expanding leaves as a small white-grey lesions that have powdery fungal … Read More
apple powdery mildew, powdery mildew
Bitter Rot (Glomerella) is a disease mostly only found in apples and symptoms mostly develop as the fruit approaches maturity. The rot starts as small … Read More
Bitter Rot, Glomerella
Andrew Taylor of DPIRD spoke about apple scab and fungicide resistance at the recent Apple and Pear IPDM field day in Manjimup, Western Australia. Andrew, … Read More
apple scab, fungicide resistance, WA
Black spot otherwise known as apple and pear scab (caused by the fungal pathogens Venturia inequalis and V.pirina), survives through Winter as spore bodies mostly … Read More
black spot, scab
Rain last night did not cause a black spot infection period. Rainfall was apparently very patchy across the Granite Belt but significant falls of 4-6 … Read More
black spot, grower alert, warning
Diseases, Home, QLD
Rain this morning Friday, 11 October, has triggered a black spot ascospore release in most orchards across the district. Apple leaves remained wet well into … Read More
Failed graft union in a young apple tree and Botryosphaeria was diagnosed as the cause (Photo: J Edwards, DJPR)
Many trees and shrubs can be attacked … Read More
Botryosphaeria, fungi, tree wounds
In a dry Spring when spraying for Black Spot is unlikely to occur, it’s important to plan for Powdery Mildew.
Especially in new varieties of apples, … Read More
pink, powdery mildew
Pruning is an opportunity to monitor for diseases and pests so you are ahead of the game later in the season. Take a moment to … Read More
Bryobia mite, european red mite, monitoring, San Jose Scale, snails, Wood Rotting fungi, woolly aphid
Scab can be an issue in apple and pear orchards.
In the following two videos David Williams (Principal Research Scientist at Agriculture Victoria) discusses ground cover … Read More
apple scab, black spot, ground cover management, pear scab, scab