Keep Napa County Beautiful

1
Keep Napa County Beautiful

• Help us keep the Glassy-Winged Sharpshooter out
  of our County

2
The Beauty of Napa County

• 125,000 people live in Napa County
• Approximately 6 million people visit Napa County
  every year

3
Glassy-Winged Sharpshooter

• Draws life-giving fluids out of living plants
• Spreads a variety of diseases to crops and
  ornamental plants
• Not native to California

4
(No Transcript)
5
GWSS Feeding

• Sucks in water from the host plant
• Excretes a white liquid called sharpshooter
  rain
• Drinks approximately 13 milliliters per day, or
  200-300 times its body weight (equivalent to an
  adult human drinking 4,300 gallons of water per
  day!)

6
Sharpshooter Rain

• If you see white stains on your patio furniture,
  plants, a sidewalk or street, you may have
  glassy-winged sharpshooters in the area.

7
Damage caused by GWSS

• GWSS spreads disease-causing bacteria from plant
  to plant when it feeds
• Diseases include Leaf scorch of Almonds,
  Oleander and other plants, as well as Pierces
  Disease in grape vines, blackberry, and other
  plants

8
Damage caused by Pierces Disease
A Damaged Vineyard
Pierces Disease inhibits the plants circulatory
system, choking off its food and water supply.

9
GWSS Egg Mass

• Underside of leaves
• Look for waxy coating and exit holes

Unhatched Egg Mass
Old Egg Mass
10
Nymphs and Adults

• Nymphs are wingless and paler in color.
• Adults are brown to dark brown in color, ½ inch
  long, have wings, and appear to have a sloping
  forehead.

11
GWSS Inspection Program

• Nurseries and landscape businesses are inspected
  for adults, nymphs and egg masses

12
Support local businesses

• Look for the Certificate of Compliance at your
  local nursery or landscapers office

13
How Employees Can Help

• Employees of vineyards, wineries, nurseries,
  landscapers, etc. should be able to recognize the
  insect
• Hospitality industry employees can encourage
  co-workers and visitors to keep their eyes open

14
Become a Sharpshooter Spotter!

• Check your outdoor plants regularly
• Take walks in your local parks and recreation
  areas

15
What to do if you find one

• Collect specimen in suitable container
• Compare specimen to pictures on www.bugspot.org
  or
• Compare insect to picture in brochure
• If similar, then call 1-866-BUG-SPOT

16
If you have GWSS, well

• Arrange with you to come and look at the
  infestation
• Discuss options to eliminate GWSS from your
  property

17
Economic Impact

• Napa Countys economic contribution to the state
  of California is approximately 4 billion
  annually, including agriculture- and
  tourism-related jobs and products.

18
Keep Napa County Beautiful!
19
Contact Us

• 1-866-BUG-SPOT
• www.bugspot.org