CHERRIES SECOND COVER SPRAY1
Effectiveness rating: E = excellent, G = good, F = fair
Disease | Effectiveness | Suggested Chemicals | 100 Gal Dilute | Acre Concentrate |
Leaf spot | E = 1, 4, 5
G = 2 |
1. Topsin-M 70W + Captan 50W | 6-8 oz + 1-2 lb | 18-24 oz + 3-6 lb |
Mildew | E = 5
G = 1 |
2. 1Captan 50W | 2 lb | 5 lb |
Black knot | E = 1 F = 2 |
4. Indar 2F | ___ | 6 fl oz |
Brown rot | E = 1, 5
G = 2, 4 |
5. 2Rally 40WSP | 1.25-2.0 oz | 2.5-6.0 oz |
1CAUTION: Some sweet cherry cultivars such as Schmidt, Emperor Francis, and Giant may be sensitive to captan.
2 DO NOT APPLY NOVA WITHIN 7 DAYS OF HARVEST AND NO MORE THAN 3.25 lb per acre per season. Rubigan may be applied up to and after harvest but no more than 36 fl oz per acre prior to harvest. Do not apply more than 1 lb of Indar 75WSB per acre per year.
CHERRIES SECOND COVER SPRAY
Effectiveness rating: E = excellent, G = good, F = fair
Insects/Mites | Effectiveness | Suggested Chemicals | 100 Gal Dilute | Acre Concentrate |
Cherry fruit flies (CFF) | E = 1, 2 | 1. Calypso 4F |
-- | 3-8 fl oz |
G = 4, 5, 7, 8, 10, 11, 13, 17 |
2. 2Imidan 70WSB | 12-16 oz | 2-3 lb | |
Japanese beetle (JB) | E = 7, 8 |
3. Vendex 50W | 6 oz | 1 lb |
G = 1, 11 |
||||
Cicada (C)1 | G = 7, 8, 11 |
4. Admire Pro or Alias 4F |
-- 2 fl oz |
1.4-2.8 fl oz or 8-12 fl oz |
5. Actara 25WG |
-- |
4.5-5.5 oz |
||
6. Envidor 2SC |
-- |
16-18 fl oz |
||
7. Sevin 50W | 2 lb | 5 lb | ||
Mites (ERM/TSM) | E = 7, 10, 13, 17 |
8. 3Sevin XLR PLUS | 2 pt | 5 pt |
G = 3 |
9. Acramite 50WS | -- |
12-16 oz |
|
Brown
marmorated stink bug (BMSB) |
See
BMSB note |
10. Delegate 25WG |
-- |
4.5-7 oz |
Spotted
wing drosophila (SWD) |
E = 2, 10, 13, 17 |
11. Assail 30SG |
-- |
5.3-8 oz |
G = 14, 15 |
12. Zeal 72WDG |
-- |
2-3 oz |
|
13. Danitol 2.4EC |
-- |
16-21.3 fl oz |
||
14. Malathion 57EC |
1.5 pt |
|||
15. Entrust 2SC |
-- |
4-8 fl oz |
||
16. Portal 5EC |
-- |
2 pt |
||
17. Exirel 0.83 | -- |
13.5-20.5 fl oz |
1 See maps (Fig. 2) for
location and year of cicada
occurrence.
2 Do not apply
Imidan on sweet cherries.
3 See note on
Sevin XLR PLUS on p.
70, 109.
4 Use 3-6 fl oz/A for
CFF; use 4-8 fl oz/A for JB.
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Web Site Authors: Alan R. Biggs and Douglas G. Pfeiffer