University of California

Master Gardeners • Napa

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UC Integrated Grape Team of Napa County

Please complete the form to request a diagnosis of specific symptoms, or information on vineyard establishment and/or management. A member of our UC Integrated Grape Team will contact you once you have submitted the form.

✻ = Required

Please provide the following information:

Name✻

Company

Street address✻

City & Zip Code✻

Phone✻

Email✻

Preferred method✻

Phone Email Mail Follow-up appointment in UC office

Indicate licenses held:

PCA CCA QAL/QAC PA

Vineyard Information

Address (if different than above)

Variety/Rootstock

Age

Block size (acres) or total # of planted vines

Trellis system

Irrigation type

Sprinkler Hose Drip None

Frequency of irrigation

Gallons per minute

List any chemicals or fertilizers you have applied in the last 9 months.

List chemical/fertilizer product names, dosage and dates applied in the last 9 months.

What do you use to control Powdery Mildew?

General Viticulture or Vineyard Development

Describe your specific situation.

Diagnosis of Symptoms

Approximate number of affected vines

or % of block

Describe symptoms

What parts of the vine are affected by symptoms?

Trunk Leaves Roots Fruits

Have you noticed these symptoms in previous years?

Yes No

If yes, how many years?

Where did you get your plant material?

Can you bring pictures of the affected area to the UCCE office?

Yes No

Symptoms

Sudden Slow Spread Seasonal

Drainage

Good Poor

Soil

Rocky Sandy Clay Amended

Exposure

Sun Shade (am) Shade (pm) Row orientation

Survey Verification✻

For verification that you are human, please enter the following code in the box below:
EPSZAI

(if the code is not entered correctly, the survey will not be submitted)

Webmaster Email: ydrasmussen@ucanr.edu