Cooperative Extension at Highmoor Farm

In this newsletter: Chemical Thinning Apples with Accede® The Bottom Line, a newsletter from Cornell Univ. Extension Chemical Thinning Apples with Accede As we approach the end of the chemical thinning window, fruitlets become resistant to thinning with 6-BA (Maxcel) and NAA. A new thinner became available recently that has some thinning action when the […]

In this newsletter: Chemical Thinning at Early Fruit Set Observations Chemical Thinning at Early Fruit Set King fruit diameter is averaging 7 mm for McIntosh and Cortland, and 6 mm for Honeycrisp at Highmoor Farm. Based on the signs of initial fruit set on Macs, my guess is that we need to thin more aggressively […]

In this newsletter: Highmoor Farm Bud Stages Chemical Thinning at Early Fruit Set of Apple and Pear Starting Calcium Sprays Orchard Observations Highmoor Farm Bud Stages McIntosh apples – full bloom and just starting petal fall Honeycrisp apples – full bloom Pears – petal fall Sweet and sour cherries – a mix of petal fall […]

In this newsletter: Highmoor Farm Bud Stages Chemical Thinning at Petal Fall Bloom thinning using lime sulfer Highmoor Bud Stages McIntosh apples – king bloom Honeycrisp apples – late in the pink stage Pears – full bloom Sweet and sour cherries – full bloom Peaches and Plums – full bloom and petal fall depending on […]

Highmoor Bud Stages McIntosh apples – late half-inch green Honeycrisp apples – quarter-inch green Sweet cherries – green tip Peaches – Green calyx and red calyx, depending on variety Pears – budburst and green cluster, depending on variety Promalin® for Frost Protection Promalin applied within 24 hours after a freeze can increase apple fruit set […]

Highmoor Farm Bud Stages McIntosh apple trees are at half-inch green as of April 25, and Honeycrisp is at green tip. Pears are at half-inch green, and peaches are at the red calyx stage.  The cold temperatures have us all worried about freeze damage, so I am resending the hardiness numbers for each bud stage.  […]