Publication 360, Fruit Production
Recommendations: Walnut Calendar - Summer sprays
Table
of Contents
- Summer sprays
- Other information on walnuts
- Other information on nut crops
- Walnut Calendar (PDF
79 kb)
- Pub 360 Chapter 8 -Tree
Nuts (PDF 75 Kb)
- Related Links
Husk
maggot (Summer sprays)
- Materials: Use one of:
- Surround WP @ 50.00 kg/ha
- Comments: Apply when sticky traps show adult activity,
typically August to mid September. See notes on Kaolin
Clay (Surround WP).
- Learn more:
Aphids
(Summer sprays)
- Materials: Use one of:
- Movento 240 SC @ 365 mL/ha
- Opal Insecticidal Soap @ 20 L/1,000 L water
- Comments:See comments on using these products for
aphids Prebloom.
Walnut
blight (Summer sprays)
- Materials: Use one of:
- Copper Spray @ 4.0 kg/1,000 L water
- Comments: Apply in sufficient water to ensure complete
coverage. Apply monthly until husks split, but not after husks split.
Do not apply more than four times per season. Do not apply within 40
days of harvest.
- Learn more:
Precautions
Read the label and follow all safety precautions.
Consult the product label for suggested water volumes. Otherwise, use
enough water to ensure thorough spray coverage. Where the product rate
is listed in amount per 1,000 L and if a water volume is not provided
on the label, use enough water to wet the foliage to the near drip point.
For preharvest interval, re-entry period, maximum number of applications
and chemical group, see Table
8-1. Products Used on Nut Crops
