PEACH THIRD COVER SPRAY1
Effectiveness rating: E = excellent, G = good, F = fair
| Disease | Effectiveness | Suggested Chemicals | 100 Gal Dilute | Acre Concentrate |
| Brown rot2 | E = 7,
8, 14
G = 9, 10 |
7. Topsin-M 70W + Captan 50W | 4-6 oz + 1-2 lb | 12-18 oz + 3-4 lb |
| Rusty spot | E = 12, 14 | 8. Topsin-M 70W + Sulfur 95W | 4-6 oz + 4-6 lb | 12-18 oz + 12-15 lb |
| G = 8 | 9. Captan 50W | 2 lb | 5 lb | |
| F = 7, 10 | 10. Sulfur 95W | 6 lb | 15 lb | |
| 12. Rally 40WSP | 1.25-2.0 oz | 2.5-6.0 oz | ||
| 14. Indar 2F | -- | 6 fl oz |
1 Do not extend intervals between cover sprays more than 14 days.
2 Fungicide applications for brown rot control are not required for green fruit after the pit-hardening stage. Resume fungicide applications as fruit begin to color or as weather favorable for brown rot development occurs.
| Insects/Mites | Effectiveness | Suggested Chemicals | 100 Gal Dilute | Acre Concentrate |
| Stink bugs (SB) | G = 1,
2, 3, 14 |
1. Thionex 50WP | 1.5 lb or 1 qt | - |
| Oriental fruit moth (OFM) | E = 2,
3, 7, 12, 13 |
2. 1Lannate 90 SP | 4 oz | 12 oz |
| G = 6,
14 |
3. Imidan 70WSB | 16-21 oz | 3-4 lb | |
| Lesser peachtree borer larvae (LPTB)2 | G = 1 | 4. SpinTor 2SC | 1-2 fl oz | 4-8 fl oz |
| Peachtree borer (PTB) | E = 10 | 5. Entrust 80WP | 0.3-0.6 oz | 1.25-2.5 oz |
| Leafrollers (RBLR, VLR, TABM) | E= 2,
4, 5, 6, 12, 13, 15 |
6. Intrepid 2F | -- | 12-16 fl oz |
| G = 3 |
7. CheckMate OFM-F |
-- | 1.7+2.5 fl oz | |
| 8. 3Apollo 42SC | -- | 4-8 fl oz | ||
| 9. 3Savey 50DF or Onager 1EC |
-- | 3-6 oz or 12-24 fl oz |
||
| Mites (ERM) | E = 8,
9 |
10. 4Isomate-P | not a spray | |
| G = 11 | 11. Vendex 50W | 6 oz | 1 lb | |
| 12. Delegate
25WG |
-- |
6-7 oz |
||
| 13. Altacor
35WDG |
-- |
3-4.5 oz |
||
| 14. Assail
30SG |
-- |
5.3-8 oz |
||
| 15. Belt 4SC |
-- |
3-5 fl oz |
1 Residual life of this material is short; extend effectiveness by combining with 1/2 rate of 15. Available for nectarines by 24(c) label in Virginia and West Virginia.
2 If population is unusually heavy, apply second handgun spray for LPTB control 3 weeks after the first application.
3 Mites are less important on peach than apple. Apply at a time before mites are most damaging. These materials should best be considered in blocks where other acaricides have failed to give adequte control.
4
Isomate pheromone
dispensers
for PTB mating
disruption should be placed before first flight at 100/A. Be sure
to
read note on note,
p. 36.
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Web Site Authors: Alan R. Biggs and Douglas G. Pfeiffer