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How to Grow Parsnips
Contributed by: Swan
  • 1. What soil type is best for parsnips?
A) Waterlogged soil
B) Heavy clay soil
C) Sandy, nutrient-poor soil
D) Deep, loose, well-drained soil
  • 2. When is the best time to sow parsnip seeds?
A) Late autumn
B) Early spring
C) Mid-summer
D) Mid-winter
  • 3. How deep should you sow parsnip seeds?
A) On the surface
B) About 2 inches deep
C) About 4 inches deep
D) About 1/2 inch deep
  • 4. What is the ideal soil pH for growing parsnips?
A) 8.5 to 9.5
B) 6.0 to 7.0
C) 7.5 to 8.5
D) 4.0 to 5.0
  • 5. Why are parsnip seeds known to have poor germination rates?
A) They are too large
B) They are too small
C) They lose viability quickly
D) They require very specific temperatures
  • 6. What can you do to improve parsnip seed germination?
A) Use fresh seeds
B) Freeze them before planting
C) Soak them in bleach
D) Plant them very deep
  • 7. How far apart should parsnip seeds be planted?
A) 2-4 inches apart
B) 12 inches apart
C) 1 inch apart
D) 6-8 inches apart
  • 8. What is the main purpose of thinning parsnip seedlings?
A) To provide adequate spacing
B) To make them grow faster
C) To encourage flowering
D) To prevent disease
  • 9. How often should you water parsnips?
A) Regularly, especially during dry periods
B) Never, they are drought-tolerant
C) Once a month
D) Only when the soil is completely dry
  • 10. What type of fertilizer is best for parsnips?
A) High-phosphorus fertilizer
B) High-nitrogen fertilizer
C) Low-nitrogen fertilizer
D) High-potassium fertilizer
  • 11. Why is it important to keep the area around parsnips weeded?
A) Weeds compete for nutrients and water
B) Weeds attract beneficial insects
C) Weeds help retain moisture
D) Weeds prevent soil erosion
  • 12. What is parsnip canker?
A) A viral disease
B) A nutrient deficiency
C) An insect infestation
D) A fungal disease
  • 13. How can you prevent parsnip canker?
A) Good drainage and crop rotation
B) Planting parsnips in the same spot every year
C) Overwatering
D) Using high-nitrogen fertilizer
  • 14. What pests commonly affect parsnips?
A) Spider mites
B) Cabbage worms
C) Aphids
D) Carrot root fly
  • 15. How can you deter carrot root fly?
A) Using high-nitrogen fertilizer
B) Planting carrots nearby
C) Watering frequently
D) Using insect netting
  • 16. How long does it typically take for parsnips to mature?
A) 120-180 days
B) 60-90 days
C) 30-60 days
D) 90-120 days
  • 17. What is the best way to tell if parsnips are ready to harvest?
A) Tops start to die back
B) The roots are bright green
C) They flower profusely
D) The leaves are very large
  • 18. Why is it often recommended to leave parsnips in the ground after a frost?
A) Frost preserves them
B) Frost sweetens the flavor
C) Frost kills pests
D) Frost helps them grow larger
  • 19. How should you harvest parsnips?
A) Pull them straight out
B) Dig them up with a shovel
C) Cut them at the base
D) Gently lift them with a fork
  • 20. How should you store harvested parsnips?
A) In a dry place
B) At room temperature
C) In direct sunlight
D) In a cool, dark, and humid place
  • 21. What is crossonema fimbriatum?
A) A harvesting method for parsnips
B) A type of nematode that can attack parsnips
C) A type of parsnip fertilizer
D) A beneficial bacteria for parsnip growth
  • 22. Which companion plant helps deter parsnip fly?
A) Tomatoes
B) Carrots
C) Corn
D) Rosemary
  • 23. What is 'Parsnip Poison'?
A) A pesticide used on parsnips
B) The taste of unripe parsnips
C) A common parsnip disease
D) A skin irritant caused by sap contact
  • 24. Which element promotes root growth in parsnips?
A) Potassium
B) Nitrogen
C) Calcium
D) Phosphorus
  • 25. What is the impact of rocky soil on parsnip development?
A) Faster growth
B) Forked or stunted roots
C) Reduced pest attraction
D) Increased sweetness
  • 26. Why is crop rotation important for parsnips?
A) To reduce watering needs
B) To prevent soilborne diseases
C) To increase soil nitrogen levels
D) To attract pollinators
  • 27. What does 'bolting' mean for parsnips?
A) Root splitting
B) Seed rotting
C) Premature flowering
D) Leaf discoloration
  • 28. How does clay soil impact parsnip growth?
A) Enhances sweetness
B) Prevents pest infestations
C) Restricts root development
D) Encourages rapid growth
  • 29. When should you hill up soil around parsnip plants?
A) To improve drainage
B) To protect from frost
C) To encourage deeper root growth
D) To prevent greening of the shoulders
  • 30. Which of these are NOT signs of healthy parsnip growth?
A) Vigorous green foliage
B) Steady root development
C) Upright growth
D) Yellowing leaves
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