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 […]
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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. […]
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Highmoor Farm Bud Stages McIntosh apple trees are at green tip as of April 15. Pears and stone fruits are also past the initial bud swell stage and are showing yellow and green tissue. The level of hardiness in our flower buds is not precisely known since it can vary from year to year and […]
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Peach Flower Bud Survival — update by Dr. Renae Moran Peach flower bud survival at Highmoor Farm is less than expected considering the mild winter temperatures. It could be that some of the varieties in my collection started bud growth too soon this winter, a problem that is common when temperatures stay above freezing most […]
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Why? Highbush blueberry bushes should be pruned every year to produce regular crops of good quality fruit. Good pruning opens up the bush to more light and air movement, which will reduce disease problems. It also improves berry flavor and size, and encourages earlier ripening. When? Prune the plants when they are fully dormant, in […]
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This newsletter includes: An opportunity to participate in research Announcements of upcoming meetings Announcement for an orchard manager position Honeycrisp and Bitter Pit Prediction Research This summer, Dr. Renae Moran will be measuring fruit calcium in Honeycrisp orchards around the state to see how well it predicts bitter pit in storage. She is seeking growers […]
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Researchers at Highmoor have summarized their tarping research with colleagues from Cornell University in this new research paper. To read the full article, click on the image below.
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Weather Update The expected cold temperatures this weekend are not likely to be cold enough to kill peach or cherry buds in southern Maine. We measured hardiness in peach buds last week and found them to have a few degrees more hardiness than last year at this time, probably hardy to -7 °F for about […]
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Although strawberries have long been grown successfully in Maine, they are not particularly hardy plants. However, because of the low growth habit of the plants, and their tendency to grow in protected areas near wood lines in the wild, they are often covered with leaves and snow during the coldest parts of the winter, which […]
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Maturity Report and Update The photos show unusual markings that have shown up in a few orchards in the northeast. They look like splotches of unblushed peel. If you have seen this in your orchard, please contact Renae Moran (207-713-7083). She is working with another specialist to narrow down potential causes so that this can […]
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