Monthly Archives: June 2012

101-14 root stock resistance to phylloxera compromised.

Posted on June 26, 2012 by SUAMW

UC Davis scientists have found phylloxera infestation of rootstocks bred to be resistant to the louse. The 101-14 rootstock is a riparia-rupestris cross intended for heavy clay soils (see Herrick Guide, here). Ironically, while 101-14 was found to be best … Continue reading →

Posted in Miscellaneous | 8 Comments

Vine clinic: Causes of shatter.

Posted on June 5, 2012 by SUAMW

Presenting Symptom: My Montepulciano vines are showing a good amount of shatter. There are some concomitant findings: The Montepulciano is in the middle of a fulminant Powdery Mildew infection. There is also some leaf discoloration that appeared after my initial … Continue reading →

Posted in Vine Clinic | 5 Comments

Jacarandas and June Gloom

Posted on June 4, 2012 by SUAMW

As the growing season kicks in, two things happen in stark juxtaposition: The days get gloomy, and at times balmy. At the same time, one of my favorite trees, the Jacaranda, comes into bloom in vibrant light purple flowers. Unfortunately, … Continue reading →

Posted in Vineyard Updates | 8 Comments