PLUMS SECOND AND THIRD COVER SPRAYS1
Effectiveness rating: E = excellent, G = good, F = fair
| Disease | Effectiveness | Suggested Chemicals | 100 Gal Dilute | Acre Concentrate |
| Black knot | E = 1
F = 2 |
1. Topsin-M 70W + Captan 50W | 4-6 oz + 1-2 lb | 10-12 oz + 3-6 lb |
| Brown rot | E = 3, 4, 5
G = 2 |
2. Captan 50W | 2 lb | 4.5 lb |
| 3. Tilt2 | ___ | 4 fl oz | ||
| 4. 3Pristine 38WDG |
-- |
10.4-14.5 oz |
||
| 5. Indar 2F |
-- |
6 fl oz |
1 Additional sprays may be required during harvest if brown rot is prevalent or the harvest period is prolonged.
2 Orbit is not
to be used on plums to be dried and prepared as prunes.
3Do not make more than two sequential applications of
Pristine before alternating to a fungicide with another mode of action.
PLUMS SECOND AND THIRD COVER SPRAYS
Effectiveness rating: E = excellent, G = good, F = fair
| Insects/Mites | Effectiveness | Suggested Chemicals | 100 Gal Dilute | Acre Concentrate |
| Japanese beetle (JB) | E = 5, 6 |
1. Vendex 50W | 6 oz | 1 lb |
| G = 7 |
2. Acramite 50WS | -- | 12-16 oz | |
| Cicada (C)1 | G = 5, 6, 7 |
3. 3Nexter 75WP |
-- |
4.4-10.7 oz |
| 4. Envidor 2SC |
-- |
16-18 fl oz |
||
| Mites (ERM/TSM) | E = 2, 3, 4 |
5. Sevin 50W | 2 lb | 5 lb |
| G = 1 |
6. 2Sevin XLR PLUS | 2 pt | 5 pt | |
| 7. Assail 30SG |
-- |
5.3-8 oz |
1 See maps (Fig. 2) for location and year of cicada occurrence.
2
See
note (2) on Sevin XLR PLUS on p.
49.
3 Use higher rate for TSM.
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Web Site Author: Alan R. Biggs and Douglas G. Pfeiffer