We noted a blossom blight symptom in the raspberries that we suspect to be Botrytis. The canes have been separated and secured to the trellis wire in some areas to improve air circulation and I reduced the irrigation schedule since there was some standing water around the grow bags. I have put a sample of a blighted blossom in a closed plastic bag with a moist paper towel to … [Read more...] about Blossom blight symptom in raspberries
Archives for July 2016
Mars table grape is the first grape cultivar to undergo veraison - the onset of ripening signaled by a change of color and berry softening in red grapes and a translucence and softening of the berries in white grapes. … [Read more...] about Veraison begins with Mars
Japanese beetles emerged early and are damaging the vineyards, particularly those near Highway 95 and the Research Vineyard adjacent to an unsprayed patch of apples, mulberries and other weeds. This is the most severe outbreak we have seen. Japanese beetles were first seen on grapes at the State Fruit Experiment Station on July 8, 2011. … [Read more...] about Japanese beetles severe this year
GDD base 50 accumulation count beginning April 1 = 1583 http://agebb.missouri.edu/weather/reports/gddTable.asp Phenology stages according to the Modified E-L system http://door.uwex.edu/files/2010/10/ModifiedEichhornLorennzsystem.pdf Last week all cultivars were at stage 32 Berries still hard and green. … [Read more...] about Grape phenology and GDD accumulation