University of Maryland Extension


Disease Management - Botrytis

Timely Viticulture - Bloom and Pre-harvest
Botrytis is the major disease on a grower's radar screen Infections can occur early in the season during bloom and later in the season from bunch closing on to harvest. Infections that get in at bloom (through senescing blossom parts) remain latent (dormant) until some of them resume activity and...

Early Season Insect Management: Flea Beetles

Timely Viticulture: Pre Bloom
Identification and Biology Grape Flea beetles, Altica spp. (Coleoptera: Chrysomelidae), are small (4-5 mm), oval shaped, metallic blue-purple beetles that jump when disturbed. Grape flea beetles overwinter as adults and become active on warm April days when grape buds begin to swell. Adult beetles...
Wines produced by University of Maryland Extension experts and made from grapes grown at the university’s research and education centers proved popular during a recent national competition. Nine...

The Spotted Wing Drosophila (SWD) - Part 2: Management

Timely Viticulture: Pre Harvest
The Spotted Wing Drosophila (SWD) is a small vinegar fly with the potential to damage many fruit crops, particularly thin-skinned fruit. SWD was first detected in the western United States in 2008 and has already become a major pest of many fruit and berry crops in Maryland, with potential to cause...

The Spotted Wing Drosophila (SWD) - Part 1: History, Background, and Damage

Timely Viticulture: Pre Harvest
History The Spotted Wing Drosophila (SWD) is a small vinegar fly with the potential to damage many fruit crops, especially thin-skinned fruit. SWD, or Drosophila suzukii, is native to eastern Asia. Most species of vinegar flies attack overripe or damaged fruit. However, SWD is unique as the female...

Crop Estimation

Timely Viticulture - Mid Season
I often hear experienced growers say that they were caught by surprise that their crop was either much less than or much greater average or anticipated. Many grape growers do not use a formal method of estimating their crop yield - what appears on the vine is what is harvested. An important role of...

Grape Berry Moth

Timely Viticulture: Mid Season and Pre Harvest
Although the Japanese beetle is rapidly moving to the top of the list in many areas of Maryland the grape berry moth (Paralobesia viteana; GBM) has typically been the most significant insect pest in the vineyard due to its direct and indirect damage to the berries and clusters. GBM is native to...

Japanese Beetles

Timely Viticulture: Mid Season
Japanese beetles can periodically be a significant pest in Maryland vineyards. They create large holes in the younger leaves of vines and cause severe lacing and even fruit damage in heavy infestations. The population build up is typically periodic and cyclic and may require control tactics in...

Hops and Grapes: Growing for Beer and Wine Production

Monday, Sep. 9, 2013 - 12:00pm to 3:30pm
Stillpoint Farm - Milkhouse Brewary and Black Ankle Vineyards
Hops and Grapes: Growing for Beer and Wine Production Monday, September 9, 12:00 pm - 3:30 pm Stillpoint Farm - Milkhouse Brewery : 8253 Dollyhyde Road, Mt. Airy, MD 21771 Black Ankle Vineyards : 14463 Black Ankle Road, Mt. Airy, MD 21771 Future Harvest CASA Members $30; Nonmembers $40 Includes...


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