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Tomatoes, peppers and eggplants in high tunnels

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Tomatoes, peppers and eggplants in high tunnels

  1. 1. Tomatoes, Peppers andEggplants in High Tunnels Terrance T. Nennich Extension Professor Vegetable and Small Fruit Production University of Minnesota Extension nenni001@umn.edu
  2. 2. Tomatoes• Tomatoes are the number one product grown in high tunnels• High Market demand• Very nutritious• Cost effective• Many uses• Profitable• Easily grown for the most part• Large selections of varieties
  3. 3. Tomato Culture• Determinant vs indeterminate• Plant spacing 18 inches to 3 ft,• Plant on beds, or flat• Soil Nutrition is extremely important• Disease control• Irrigation• Weed control
  4. 4. “Book Values” for Tomatoes N P KPlant Part -------- lb per ton F.W. ------------Fruit 3.4 0.4 6.0Vines 2.6 0.4 3.4 Total 6.0 0.8 9.4 A 50 ton yield/A would require: ( 20 Lbs Plant) 300 lbs N/A 40 lbs P/A (92 lbs P2O5) 470 lbs K/A (564 lbs K2O)
  5. 5. Soil Nutrient Research 2008 Fertilized Plots Cobra Tomatoes 0-6 inch soil depth N P KBefore Season 263 252 1349After Harvest 26 235 173
  6. 6. Ventilation
  7. 7. Leaf mold on tomato (Fulvia fulva) Highly dependent on high RH and temperature for disease development Conidia germination requires RH > 85% and an optimal temperature 68-77°F Disease rarely occurs below 50°F Conidia can survive at least 1 year in the soil Numerous strains Sharon Douglas, CAES
  8. 8. Four stages of disease management 1. Pre- High Tunnel Establishment 2. Pre- Season 3. Transplant Production 4. Crop Production
  9. 9. Irrigation• How long would you like to go without water?• 10 hours of drought can delay maturity 2 days• Drastically reduce quality• Soil nutrients can only be taken up in solution• Fertilizer and water .
  10. 10. Tomato Evaluation• How do you evaluate a high tunnel tomato? – Size ? – Color? – Yield ? – Earliness? – Firmness ? – Heirloom ? – Flavor ? – You make the Call
  11. 11. Cobra Indt
  12. 12. Sunstart /Det/ 60 days
  13. 13. Sunstart / det, 60 day
  14. 14. Sunshine, det/ 65 days
  15. 15. Valley Girl • Early • Determinant • Very cold set • Fast ripping • Firmness ?
  16. 16. New Girl • A lot like early girl • 62 days • More uniform • Better Blight resistance
  17. 17. Pole Big /det/ 60 days • Determinant • Compact Plant • 60 day
  18. 18. BHN 189 • Determenent • 60 days • Hot set • Smaller • Compact vine
  19. 19. Mountain Spring/ Det /72 day
  20. 20. Mountain Glory • determinant • Very dome shaped • 72 day • Good disease package.
  21. 21. BHN 589 • Determinent • 75 day • Excellent flavor • A little soft • Excellent color
  22. 22. BNH 1021 • Determinant • Vigorous • 8 -18 oz • Smooth tomato • 75 +
  23. 23. FinishLine • Determinent • Very full season • Very large/ uniform • Very firm
  24. 24. Red Line • Early Midseason • Firm • Very Large • Maintains size • Upcoming HT Tomato
  25. 25. O5229Yds
  26. 26. Charger • Mid Season • Firm • I year of trials
  27. 27. Rocky Top • Mid season • Dark Red • High Tunnel Heat • Firm
  28. 28. Ultra Sweet • First High Tunnel Tomato • Indt • Good Color • Early • Yield ??
  29. 29. Applause • Determinant • Cold set • Cooler conditions. • 67 – 70 day • Large 10-14 oz • Holding size ? • Firm ?
  30. 30. BHN 268 Cherry • Determent • Very uniform • High yield • Stake
  31. 31. Golden Sweet Grape • Larger • Good color • Firm • Indet
  32. 32. Montesino Grape • Indeterment • Large grape
  33. 33. BHN 785 • Determent • Large grape • Different in tunnels • Sweet
  34. 34. Pepper Culture• Raised Beds• 20 inches wide, Minimum• Plastic Green• Two rows on each bed• Plants are 18 inches in the row• Rows are 8 inches apart.
  35. 35. Pepper Culture• Possibility of widening the bed• Widen the spacing between rows• Use two drip tapes.• Staking or weaving is important.• Shade cloth
  36. 36. Major Concerns• Aphids• Mites• White Flies• Tip Burn• Blossom end rot
  37. 37. Takii Ace • Very early • 50 day • Completely different in high tunnels • Three lobe pepper • Excellent Green to Red
  38. 38. Hunter • Early Pepper • Blocky • 4 lobe • Good green to red
  39. 39. Chesapeake • High tunnel pepper • 4 lobed pepper • Very uniform • Mid season • Very quick color change
  40. 40. King Arthur • Older pepper • Very large • Latter season • Uniform • Must be stakes in tunnels
  41. 41. Tomcat
  42. 42. Intruder
  43. 43. PSO9941819 Green Bell • Mid season • Strong Continuous Set • Green to Red • Anthocyaninless • Very smooth skin • Must be staked
  44. 44. Hunter Pepper
  45. 45. Triple Star
  46. 46. Mango • Mid Season • Green to Orange • Smaller plant • Stake • Very thick • High fertility
  47. 47. Moonset • Mid Season • Green to Yellow • Blocky
  48. 48. Aruba • Excellent growth in H T • Cubanelle • Good color • Very prolific
  49. 49. Anastar • Anaheim • Very long • 9 inches • 1500 S U • Mid to later season
  50. 50. Tiburon • Ancho • 1000 -3000 S R • Green to red
  51. 51. Inferno • Hot banana • Turns nice bright red • Early 60 -65 day • 2500 – 4500 S R
  52. 52. Habanero • Red , Yellow, Orange • Very hot • Small plant • Late season
  53. 53. Hungarian Hot Yellow Wax • Open Pollinated • Hot • Inexpensive seed • Good yield • Average color • Uniform ?
  54. 54. Sweet Banana • Open pollinated • Sweet • Not Hot • Very prolific • Not uniform
  55. 55. Golden Summer • Mid Season • Green to Yellow • Turns Quickly • Good yield • Medium Size • Heavy set
  56. 56. # 7 Jalapeno • Rupp Seed • Very early • Strong continuous set • Semi hot • Green to red
  57. 57. EggPlant Culture• Raised Beds• 20 inches wide, Minimum• Plastic Green• Two rows on each bed• Plants are 18 inches in the row• Rows are 8 inches apart.
  58. 58. Eggplant Culture• Possibility of widening the bed• Widen the spacing between rows• Use two drip tapes.• Staking or weaving is important.
  59. 59. Major Concerns• White Flies• Aphids• Potato beetle• Pollination• Blossom abortion
  60. 60. Epic • Black • Glossey • Uniform • 4X8 Big in tunnels
  61. 61. Millionaire • Japanese Type • Early • Smooth • Must stake
  62. 62. Orient Express • Early • Smooth • 10 inches long • Cold set • Takes early cool springs
  63. 63. Galine Italian • Early • Cold set • Continuous set • Gets big in high tunnels • Very smooth
  64. 64. Fairy Tale • Small • 1 inch x 5 inches • Solid • Very polific
  65. 65. Gretel • White egg color • Very early • 2009 AAS Winner • 4 inches long • 1 inch • solid
  66. 66. Hansel • Early • AAS winner • Harvest at 4 inches • Will continue to grow to 10 inches
  67. 67. Nadia • Full size • Cool set • Will keep • Solid • Calyx stays green
  68. 68. Tango • Large white • 7x2 -9x3 • Very classy
  69. 69. Nubia • 8 inches long • 3 inches in diameter • Good color • Mid – late season • Tall plant

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