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How to eliminate dandelions
Contributed by: Kay
  • 1. What is the best time of year to eliminate dandelions for optimal results?
A) Summer
B) Winter
C) Spring
D) Fall
  • 2. Which of the following is a characteristic of dandelions that makes them difficult to eliminate?
A) Long taproot
B) Shallow root system
C) Annual life cycle
D) Susceptibility to most herbicides
  • 3. What is the most effective manual method for removing dandelions?
A) Pulling them out by hand
B) Cutting them at the surface
C) Covering them with mulch
D) Digging them out with a dandelion digger
  • 4. What type of herbicide is most effective against dandelions?
A) Pre-emergent herbicide
B) Post-emergent broadleaf herbicide
C) Non-selective herbicide
D) Grass-specific herbicide
  • 5. Which of these natural methods can help suppress dandelion growth?
A) Thin lawn
B) Sandy soil
C) Thick lawn
D) Infrequent watering
  • 6. What is the purpose of 'solarization' in dandelion control?
A) Heating the soil to kill seeds and plants
B) Providing shade
C) Fertilizing the soil
D) Improving drainage
  • 7. What is the risk of using non-selective herbicides?
A) They kill all plants, including grass
B) They only kill dandelions
C) They are not effective against dandelions
D) They are safe for all plants
  • 8. How does proper lawn care contribute to dandelion control?
A) It has no effect on dandelion growth
B) It creates a dense turf that outcompetes dandelions
C) It weakens the dandelions
D) It makes dandelions easier to pull
  • 9. Which part of the dandelion is responsible for seed dispersal?
A) The leaves
B) The roots
C) The stem
D) The seed head (puffball)
  • 10. What is a 'dandelion digger'?
A) A fertilizer specifically for dandelions
B) A tool designed to remove the entire dandelion root
C) A type of herbicide applicator
D) A machine for mowing dandelions
  • 11. What is the best way to dispose of dandelions after removal?
A) In a sealed bag to prevent seed dispersal
B) In a compost pile
C) Buried shallowly in the garden
D) Left on the lawn to decompose
  • 12. Which of the following soil conditions favors dandelion growth?
A) Rich, fertile soil
B) Neutral pH
C) Well-drained soil
D) Compacted soil
  • 13. What does 'pre-emergent' herbicide mean?
A) It prevents weed seeds from germinating
B) It kills weeds after they emerge
C) It only works on dandelions
D) It is a natural herbicide
  • 14. What is the benefit of overseeding your lawn?
A) It thickens the turf and reduces space for weeds
B) It makes the lawn look greener temporarily
C) It weakens existing weeds
D) It fertilizes the soil
  • 15. What is the primary nutrient needed for healthy lawn growth to combat weeds?
A) Nitrogen
B) Potassium
C) Calcium
D) Phosphorus
  • 16. Which of these is a sign of a healthy lawn that can resist dandelion infestation?
A) Dense turf
B) Frequent bare spots
C) Thin, patchy grass
D) Dry, compacted soil
  • 17. Why is it important to target dandelions before they flower?
A) To improve the lawn's appearance
B) Because herbicides are more effective on young plants
C) To prevent seed production and spread
D) Because they are easier to pull when young
  • 18. What does 'spot treating' with herbicide mean?
A) Applying herbicide after mowing
B) Applying herbicide before weeds emerge
C) Applying herbicide only to individual weeds
D) Applying herbicide to the entire lawn
  • 19. What is the potential impact of dandelions on the local ecosystem?
A) They can compete with native plants.
B) They improve soil health.
C) They prevent soil erosion.
D) They attract beneficial insects.
  • 20. Which of the following is a cultural control method for dandelions?
A) Soil solarization
B) Manual removal
C) Proper mowing height
D) Herbicide application
  • 21. What is the recommended mowing height for a lawn to discourage dandelions?
A) Very short (e.g., 1 inch)
B) Higher than average (e.g., 3 inches)
C) The shortest setting on your mower
D) It does not affect dandelion growth
  • 22. What should you do after digging out a dandelion to improve the lawn?
A) Fill the hole with soil and grass seed
B) Fill the hole with herbicide
C) Cover the hole with mulch
D) Leave the hole open
  • 23. How often should you reapply pre-emergent herbicide for effective control?
A) According to the product label
B) Once a year
C) Every month
D) Every week
  • 24. What protective gear should you wear when applying herbicides?
A) Gloves and eye protection
B) Just a mask
C) Just gloves
D) No protective gear is necessary
  • 25. Why is it important to water your lawn deeply and infrequently?
A) It washes away herbicides.
B) It weakens the grass.
C) It encourages deep root growth, making the grass more resilient to weeds.
D) It prevents dandelion seeds from germinating.
  • 26. What is the role of soil aeration in dandelion control?
A) It has no effect on dandelion growth.
B) It makes the soil more acidic.
C) It kills dandelion seeds.
D) It improves drainage and reduces compaction, creating a less favorable environment for dandelions.
  • 27. Which of the following is considered an organic method for dandelion control?
A) Ignoring the dandelions
B) Applying synthetic herbicides
C) Using vinegar as a spot treatment
D) Using pre-emergent herbicides
  • 28. What is the potential drawback of using vinegar as a dandelion control?
A) It attracts pests.
B) It is ineffective against dandelions.
C) It can also damage surrounding grass and plants.
D) It is too expensive.
  • 29. What is the meaning of 'biological control' in the context of dandelion removal?
A) Controlling dandelions by hand.
B) Changing the soil composition.
C) Using living organisms to control dandelion populations.
D) Using herbicides derived from natural sources.
  • 30. When should you avoid applying herbicides to your lawn?
A) On rainy days
B) On sunny days
C) On windy days
D) On any day that ends with 'y'
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