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