4 26 intro to vegetable gardening
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4 26 intro to vegetable gardening Presentation Transcript

  • 1. Ag. Concepts Vegetable Gardens Day 1
  • 2. Vegetable Gardening
    • Was once very common
    • Victory Gardens during WWII
    • Becoming more common as people worry about pesticide and other chemical usage
  • 3. Types of Vegetables
    • Warm Season
      • Corn
      • Tomatoes
      • Peppers
      • Squash
      • Melons
      • Cucumbers
      • Beans
      • Pumpkins
      • Okra
    • Cool Season
      • Leaf vegetables
      • Cabbage, broccoli
      • Beets
      • Carrots
      • Leeks
      • Onions
      • Peas
      • Potatoes
      • Turnips
  • 4. When to Plant
    • Warm Season
      • After last frost
      • When soil is warm
      • May - July
    • Cool Season
      • 2 planting seasons
      • Spring
        • Mature plants before July heat
        • Mar - April
      • Fall
        • After heat of July/Aug
        • 4-6 weeks before 1 st frost
  • 5. Resources
    • Average First Frost date Warrenton, Va: Oct. 15
    • Average Last Frost date Warrenton, Va: April 28
  • 6. Average Daily Temps
  • 7. PAR
    • Plant a row for local food banks
    • Food banks frequently receive non-perishable foods, but almost never receive fresh foods
    • Plant a row encourages home gardeners to plant an extra row to help those in need
  • 8. Garden Project
    • Select 10 vegetables that you like or that someone you know likes.
    • Plan a vegetable garden with enough of that vegetable to supply a family of 4
    • Determine when the vegetable is to be harvested
    • Determine when the vegetables should be planted
    • Determine the appropriate spacing for the plants
    • Determine how large the garden needs to be
  • 9. Begin by
    • Selecting your 10 vegetables
      • 5 warm season
      • 5 cool season
    • Research each and make a chart
    Potato chunks 6”, 3’ row Jun 24 Mar 24 Potatoes Transplant 3’ 85 days Jul 15 AFF 5/1 Tomatoes Bush, seed 4”, 2’ row 40 days Jun16 Weekly AFF 5/1 Beans Other Spacing Harvest Plant
  • 10. Lettuces & Greens
    • Leaf vegetables, Includes
      • Lettuce, Spinach,
      • Celery, rhubarb, chard
    • Time to plant: Early Spring or late summer
    • Time to harvest: 30 - 45 days – before daily temperatures get above 75.
    • Will regrow after cutting until summer or frost
    • Spacing: Plant in rows 6-8” apart, thin to 4-6 inches between plants after seeds have sprouted
    • Heavy nitrogen feeders
    • Avoid pesticides
    • Cool Season Plants
  • 11. Nightshade
    • A family of toxic plants that includes: tomatoes, peppers, potatoes & eggplants
    • All have poisonous leaves & stems
    • Potatoes & eggplants should never be eaten green
    • Peppers and tomatoes have low levels of toxins when green
    • Potatoes develop toxins when exposed to sunlight
  • 12. Cucurbit
    • Family of plants that includes melons, squash, & cucumbers. Grow on annual vines. Reseed easily
  • 13. Tomatoes
    • Warm season – plant after all risk of frost
    • Two types
      • determinate (grow to a set height and produce fruit all at once)
      • indeterminate (vines – produce all season) – need to stake and prune – need more care
    • Best grown from transplant – not seed
    • Tomatoes can develop roots along their stem so plant deep for stronger roots
    • 60 – 90 days from planting to harvest
    • Grow best in warm soil – use plastic mulch for early season warming
    • New thing is upside down tomatoes
  • 14. Peppers
    • Warm season vegetable
    • Heat is caused by a chemical called capsaicin
    • Best grown from transplant – not seed
    • 70 – 80 days from planting to harvest
    • Time to plant: after all frost risk
    • Grow best when soil temp above 70 & air temp above 80
    • Heat in peppers is measure on the Scoville scale
  • 15. Cucumbers
    • Warm season
    • Grow from seed or transplant
    • Heavy feeders
    • 50 – 70 days from planting to harvest
    • Can be trellised
    • Many varieties
      • Pickling, straight, burpless,
    • Disease & pest susceptible
  • 16. Melons
    • Warm season – (Hot)
    • Cantaloupe = muskmelon
    • Grow from seed or transplant
    • Long growing season – 80 – 100 days
    • Require lots of space
    • Apply straw or mulch under growing melons to avoid rot.
    • Most separate easily from the vine when ripe
      • Watermelons – harder to tell – color change or thump
    • Highly fertile soil gives better flavored melons
    • Many species:
      • watermelons, honeydews, muskmelon,
  • 17. Squash
    • Warm season
    • Plant from seed or transplant
    • 50 – 60 days to harvest for summer squashes
      • Zucchini, crook-neck, patty-pan
      • Harvest when small for best flavor
    • 80 – 140 days for winter squash
      • Pumpkins, gourds, winter squash
  • 18. Peas
    • Cool Season Vegetable
    • Sow as soon as soil is thawed & dry in spring or in the shade of a taller plant in late summer
    • Grow best at soil temps 60 – 65
    • Space 1” apart
    • Grow on trellises
    • Can tolerate light frost
    • Low nutrient requirements
    • Three main types:
      • Garden, Snow, Sugar
  • 19. Beans
    • Warm season vegetable
    • Has higher water requirements than peas
    • Space 4-8” apart in rows for bush beans or
    • Space 15” apart in hills of 4 for pole beans
    • Plant a few plants every 10 days for harvest all summer
    • Has low N requirement – needs moderate P & K
  • 20. Corn
    • Warm season
    • Will not grow well until soil is over 75F
    • You can warm soil with black mulch
    • Germinates in about 4 days
    • Very heavy feeder: must supplement
    • Needs regular water – best w/ irrigation
    • Best to grow in blocks rather than rows
    • Usually get 2-3 ears per plant
    • Wheat, barely, and rice are all in the same family
  • 21. This Week
    • Today - Vegetable Garden Plan
    • Tomorrow – Vegetable garden plan
    • Wednesday – Planting vegetables
    • Thursday – Area clean up
    • Friday – Field trip
  • 22. Resources
    • Average First Frost date Warrenton, Va: Oct. 15
    • Average Last Frost date Warrenton, Va: April 28
    • http://www.humeseeds.com/vegplan.htm
    • http:// www.thegardenhelper.com/vegtips.html
    • http://pubs.ext.vt.edu/category/fruits-vegetables.html