1. Peaches and Nectarines Chapter 18

2. Tree Growth and limiting factors 15 feet tall. 20 feet wide Can remain productive for 15 to 20 years, but usually die earlier. Flowers are on hangers that are 1 yr old Yields –Processing = 18 ton/acre –Fresh market = 10 ton/acre

3. Stone Fruit = have a stony pit Yellow White Freestone Cling Semi-freestone 45% are sold fresh market 55% are sold as processed

4. 75% of processed peaches are canned 15% are frozen 2% are dried 8% are made into baby food, wine, brandy or pickled. Processing peaches have a non-melting flesh. (flesh that remains firm when ripe) Prop sticks for processing peaches

5. Nectarines No fuzz Make up 17% of total production Peach White = 16 to 17% Yellow = 12 to 14% Yellow peaches = 82% of total production White peaches = 1% of total production 77% of US Production comes from California Originated in China

6. Site Selection

7. Selecting Rootstocks Page 347

8. Choosing Cultivars Page 348

9. Orchard Layout See page 361 Medium-low density, open centered Medium-high density, quad V system High-density, V-hedgerow system High-density, V-trellis system

10. Pruning and training

11. Orchard Floor management, Irrigation & Fertilizers Floor –Winter cover crop –Cultivate 4 to 5 times in summer Irrigation –Flood –Micro sprinklers –Drip Fertilizer

12. Cultural practices December Peach leaf Curl Kocide Df10 pounds per acre Super 90 Oil2 gals per acre or Nu Film P6 fl oz per acre Weed control Preemergent Program Gramoxone Max2 pt per acre Goal 2XL2 pt per acre Solicam DF2.5 lb per acre Princep 4L3 pts per acre Activator 901 pt per 100

13. January Dormant Spray Program (Optional) Asana8 fl oz per acre Kocide 20006 lb per acre Super 90 Oil5 gal per acre Peach leaf Curl Kocide DF10 pounds per acre Super 90 Oil2 gals per acre or Nu Film P6 fl oz per acre Fertilizer CAN-17 40 lbs N19 gallons per acre

14. February Blossom Treatment (mid February) Orbit4 oz per acre Kocide 20001.5 lb per acre RNA SI 1001.5 fl oz per 100

15. March Full Bloom / Thrips Vangard5 oz per acre Success6 fl oz per acre RNA SI 1001.5 fl oz per 100 Petal fall fungicide/ Insecticide Bravo4 pts per acre Success 1 pt per acre (if dormant Spray is omitted) Fertilizer 20-20-20 (Foliar)10 lb per acre

16. March Cont. Gophers Phostoxin1-2 tblts per hole Phermone dispensers Checkmate SF150 disp per acre

17. April Powdery Mildew Rally4 oz per acre RNA SI 1001.5 fl oz per 100

18. June Phermone dispensers Checkmate SF150 disp per acre Notes: 1) Excessive Nitrogen is not good for fresh fruit 2) Spot treatment for some weeds may require additional treatments 3) Gopher Program may require continuous monitoring and treatment

19. Insects Peachtree borer

20. Peach twig borer

21. Oriental Fruit Moth

22. San Jose ScaleShothole borer

23. Green stink bugConsperse stink bug

24. Omnivorous leafroller adultOmnivorous leafroller larva

25. katydid

26. Crown Gall

27. Phytophthora

28. Peach leaf curl

29. Bacterial BlastBacterial Canker

30. Virticillum WiltScab

31. Weeds