How to Identify and Classify Asparagus
  • 1. What part of the asparagus plant is typically eaten?
A) The flowers
B) The roots
C) The young shoots
D) The leaves
  • 2. What is the most common color of asparagus spears?
A) Yellow
B) Green
C) White
D) Purple
  • 3. White asparagus is grown by:
A) Exposing the shoots to sunlight
B) Mounding soil over the shoots
C) Growing it indoors
D) Genetically modifying the plant
  • 4. Which of these is NOT a common way to classify asparagus?
A) By tenderness
B) By color
C) By size (diameter)
D) By root depth
  • 5. What does the term 'pencil asparagus' refer to?
A) Asparagus that has not been harvested yet
B) Asparagus grown in a specific region
C) Thin asparagus spears
D) Asparagus used for writing
  • 6. The 'ferns' of the asparagus plant are:
A) The small flowers
B) The underground roots
C) The young, edible shoots
D) The mature, leafy growth
  • 7. Why are asparagus beds typically not harvested in the first year?
A) To encourage flower production
B) To prevent the spears from becoming too bitter
C) They are only harvested once the plants are 2 years old.
D) To allow the plants to establish strong roots
  • 8. What indicates that asparagus is past its prime?
A) The spear is bright green
B) The spear is very thick
C) The tip of the spear starts to open
D) The spear is slightly purple
  • 9. How should freshly harvested asparagus be stored?
A) Upright in water, refrigerated
B) In a dry container, refrigerated
C) Wrapped tightly in plastic, refrigerated
D) At room temperature
  • 10. What is the scientific name for common asparagus?
A) Asparagus officinalis
B) Solanum lycopersicum
C) Malus domestica
D) Brassica oleracea
  • 11. What soil pH is best for growing asparagus?
A) 8.0 - 9.0
B) 6.5 - 7.5
C) 4.0 - 5.0
D) 5.0 - 6.0
  • 12. Which nutrient is most important for asparagus growth?
A) Potassium
B) Phosphorus
C) Nitrogen
D) Calcium
  • 13. What type of plant is asparagus?
A) Annual
B) Biennial
C) Perennial
D) Triennial
  • 14. What can cause asparagus spears to be bitter?
A) Too much fertilizer
B) Too much sunlight
C) Lack of water
D) Overmaturity
  • 15. Which of these pests commonly affects asparagus?
A) Spider mites
B) Aphids
C) Whiteflies
D) Asparagus beetle
  • 16. How deep should asparagus crowns be planted?
A) 2-4 inches
B) 10-12 inches
C) 6-8 inches
D) 1-2 inches
  • 17. What is the purpose of 'hilling' asparagus?
A) To improve drainage
B) To produce white asparagus
C) To protect from frost
D) To increase yields
  • 18. What is the average lifespan of an asparagus plant?
A) 1-3 years
B) 5-10 years
C) 15-25 years
D) 30-40 years
  • 19. What type of climate is best suited for asparagus?
A) Arctic
B) Temperate
C) Tropical
D) Arid
  • 20. What is the primary method of asparagus propagation?
A) Seeds
B) Cuttings
C) Crowns
D) Layering
  • 21. When is the best time to harvest asparagus?
A) Winter
B) Spring
C) Autumn
D) Summer
  • 22. What benefit does asparagus provide nutritionally?
A) High in saturated fat
B) High in folate
C) High in sugar
D) Low in fiber
  • 23. Which disease is a common concern in asparagus cultivation?
A) Powdery mildew
B) Late blight
C) Black spot
D) Fusarium crown and root rot
  • 24. What does 'diameter grading' of asparagus refer to?
A) Analyzing nutrient content
B) Sorting by spear thickness
C) Classifying by color
D) Measuring root length
  • 25. How does harvesting asparagus encourage future growth?
A) By increasing flower production
B) By stimulating more spear production
C) By strengthening the roots
D) It doesn't; harvesting weakens the plant
  • 26. Why is it important to allow some asparagus spears to fern out?
A) To attract pollinators
B) To replenish plant energy reserves
C) To produce seeds
D) To prevent weed growth
  • 27. What is the typical spacing between asparagus plants when planting crowns?
A) 24-36 inches
B) 12-18 inches
C) 4-6 inches
D) 3-5 feet
  • 28. What is a common method to suppress weeds in asparagus beds?
A) Salting the soil
B) Burning
C) Mulching
D) Flooding
  • 29. What indicates that an asparagus spear is ready for harvest?
A) Spear has already started to fern out
B) Spear is 6-8 inches tall and tight
C) Spear is very thin and flimsy
D) Spear is completely underground
  • 30. What is the proper tool for harvesting asparagus?
A) Shovel
B) Rake
C) Trowel
D) Asparagus knife or sharp knife
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