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Habitat establishment cig- 7-31-17

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Habitat establishment cig- 7-31-17

  1. 1. This image cannot currently be displayed. ISU Monarch Research Team Monarch Habitat Establishment  Seth Appelgate  M.S. – Research Agronomist This image cannot currently be displayed.This image cannot currently be displayed.
  2. 2. IMCC This image cannot currently be displayed. 2 This image cannot currently be displayed.
  3. 3. IMCC This image cannot currently be displayed. 3 Importance of Milkweed/Nectar Plants • Monarch butterflies only lay eggs on milkweed • Monarch caterpillars only feed on milkweed • 17 milkweed species native to Iowa • Monarch adult butterflies feed on nectar This image cannot currently be displayed.This image cannot currently be displayed. This image cannot currently be displayed.This image cannot currently be displayed. This image cannot currently be displayed.This image cannot currently be displayed.
  4. 4. IMCC This image cannot currently be displayed. 4 This image cannot currently be displayed. >90% of overwintering monarchs  originate from red area
  5. 5. IMCC This image cannot currently be displayed. 5 North American Monarch Population Decline
  6. 6. IMCC This image cannot currently be displayed. 6 Locations • 21 plots • Small grasslands adjacent to  corn/soybean fields Timeline • 3 field seasons: 2016‐2018 Data collection • Monarch utilization • Vegetation • Site Management • Economics Habitat Establishment Demonstrations
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  9. 9. IMCC This image cannot currently be displayed. 9 ISU Monarch Seed Mix – High Diversity
  10. 10. IMCC This image cannot currently be displayed. 10 Timing • Buy early in calendar year Dealer Selection • Pricing • Seed species availability • True seed source  • Palmer amaranth Seed Purchase
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  12. 12. IMCC This image cannot currently be displayed. 12 • Risk of being sprayed/drifted onto • Erosion potential • Maintenance access • Site longevity • Existing vegetation • Full sun Location Considerations This image cannot currently be displayed.This image cannot currently be displayed.
  13. 13. IMCC This image cannot currently be displayed. 13 This image cannot currently be displayed.This image cannot currently be displayed.
  14. 14. IMCC This image cannot currently be displayed. 14 1. Eliminate non‐native species 2. Increase % bare soil 3. Prevent seed set for growing season 4. Minimize soil disturbance Site Prep Objectives This image cannot currently be displayed.This image cannot currently be displayed. This image cannot currently be displayed.This image cannot currently be displayed.
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  16. 16. IMCC This image cannot currently be displayed. 16 Timing • Fall, before freeze up • Very early spring Depth • 2x the diameter of the seed • 0” – ¼” Planting Guidelines
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  18. 18. IMCC This image cannot currently be displayed. 18 Year 1 • Mow, mow, mow Year 2 • Mow less and at taller height Year 3 • Burn in early spring or fall • Burn once every 3 years Management
  19. 19. IMCC This image cannot currently be displayed. 19 This image cannot currently be displayed.
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