How to Grow Arugula Leaves
  • 1. What is the ideal soil pH for growing arugula?
A) 4.0 to 5.5
B) 8.0 to 9.0
C) 3.0 to 4.0
D) 6.0 to 7.5
  • 2. Arugula is best grown in which type of sunlight?
A) Artificial light only
B) Direct, intense sunlight only
C) Full shade only
D) Partial shade to full sun
  • 3. What is the ideal soil temperature for arugula germination?
A) 30-40°F (-1-4°C)
B) 80-90°F (27-32°C)
C) 100-110°F (38-43°C)
D) 60-70°F (15-21°C)
  • 4. How deep should you sow arugula seeds?
A) 2 inches
B) 3 inches
C) 1 inch
D) ¼ to ½ inch
  • 5. How far apart should you space arugula seeds?
A) 2 feet
B) 1 to 2 inches
C) 6 to 8 inches
D) 12 to 18 inches
  • 6. How often should you water arugula?
A) Only when soil is completely dry
B) Once a month
C) Regularly to keep soil moist
D) Waterlogged constantly
  • 7. What is the approximate germination time for arugula seeds?
A) 1 month
B) 2-3 weeks
C) 5-7 days
D) 1-2 days
  • 8. When is the best time to plant arugula for a spring harvest?
A) Late fall
B) Mid-winter
C) Mid-summer
D) Early spring
  • 9. What is the best way to harvest arugula leaves?
A) Shear off the entire plant at the base
B) Pull up the entire plant
C) Cut outer leaves as needed
D) Wait until the plant flowers
  • 10. Why is it important to harvest arugula regularly?
A) To increase seed production
B) To prevent the plant from dying
C) To encourage new growth
D) To reduce the size of the plant
  • 11. What does bolting mean for arugula?
A) Premature flowering
B) Root rot
C) Leaf discoloration
D) Stunted growth
  • 12. What can cause arugula to bolt?
A) Lack of fertilizer
B) Too much water
C) Cold weather
D) Hot weather
  • 13. What can you do to prevent arugula from bolting?
A) Expose to more sunlight
B) Provide shade during hot weather
C) Add more fertilizer
D) Reduce watering
  • 14. What type of fertilizer is best for arugula?
A) High-nitrogen fertilizer
B) High-potassium fertilizer
C) High-phosphorus fertilizer
D) Balanced fertilizer
  • 15. Which pest commonly affects arugula?
A) Flea beetles
B) Aphids
C) Tomato hornworms
D) Slugs
  • 16. How can you control flea beetles on arugula?
A) Use row covers
B) Do nothing
C) Remove all the soil
D) Spray with bleach
  • 17. What is a common disease that affects arugula?
A) Tomato blight
B) Downy mildew
C) Powdery mildew
D) Black rot
  • 18. How can you prevent downy mildew on arugula?
A) Plant in full shade
B) Use too much fertilizer
C) Provide good air circulation
D) Water from above
  • 19. Arugula is a member of what plant family?
A) Brassicaceae
B) Lamiaceae
C) Solanaceae
D) Asteraceae
  • 20. How long does it typically take for arugula to mature and be ready for harvest?
A) 1-2 weeks
B) 10-12 weeks
C) 3-4 weeks
D) 6-8 weeks
  • 21. What type of soil is best for arugula?
A) Well-drained soil
B) Sandy soil
C) Clay soil
D) Rocky soil
  • 22. What is the flavor profile of arugula?
A) Peppery
B) Sour
C) Sweet
D) Bitter
  • 23. Can you grow arugula in containers?
A) No, it requires direct soil
B) Only in very large containers
C) Yes
D) Only hydroponically
  • 24. What is the benefit of succession planting arugula?
A) Prevents bolting
B) Reduces the need for fertilizer
C) Ensures a continuous harvest
D) Increases the plant's size
  • 25. How often should you fertilize arugula?
A) Once a year
B) Every day
C) Never
D) Every 2-3 weeks
  • 26. What is the best time of day to water arugula?
A) Early morning
B) Midday
C) Evening
D) Late afternoon
  • 27. What can happen if arugula is overwatered?
A) Root rot
B) Faster growth
C) Increased flavor
D) Bolting
  • 28. What is the shelf life of harvested arugula leaves?
A) Several days in the refrigerator
B) Only a few hours
C) Several weeks in the refrigerator
D) It should be frozen immediately
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