Online Resources
(Note: For accessibility, all text besides section headers are direct links to the named resource)
Recently Added Resources
Video Links
Vineyard Management Tools
- Scion Varieties by Heat Index
- Rootstock Varieties by Site Conditions
- Growing Degree Day (GDD) Calculator
Grapevine Management Tools
- Anatomy of a Grapevine
- Grape Berry Annual Development
- Training Types:
Local Resources and Contacts
Pest and Disease Management
- Spotted Lanternfly Resources (Penn State)
- How to Identify Spotted Lanternfly
- Building a Spotted Lanternfly Trap
Irrigation Scheduling
- Vineyard Irrigation Scheduling Worksheet
- Alternative Irrigation Scheduling Worksheet
- Reference Chart - Water Stress in Grapevines
Climate Tools
- Cal-Adapt.org
- IrriSAT
- CIMIS
- Western Weather (Lake County)
- CalAgroClimate
- OpenET
- Winter Chill - Calculates winter chilling hours
- UC IPM Growing Degree Day Calculator
PCA Breakfasts
(The following text is not hyperlinked; a link is available at the end of this section)
PCA breakfasts are a monthly gathering designed to allow Socratic discussion among licensed Pest Control Advisers in Sonoma, Mendocino, and Lake Counties. A valid PCA license is required to register for these events in Sonoma County; Those with an active PCA license or Qualified Applicators License (QAL) are welcome to register for the Mendocino County PCA Breakfast events. Those with valid QALs are welcome to register for only the Mendocino event. Restrictions on attendance is based on license status and is intended to reach those with the appropriate qualifications and expertise to contribute to the discussion at each event. Summaries of each event will be made available on this website following each PCA Breakfast for the purpose of public education and inclusion. These will be a write up of the topics discussed, state of current pest control activities, and concerns of PCAs in attendance.