A) Summer B) Fall C) Spring D) Winter
A) Susceptibility to most herbicides B) Annual life cycle C) Long taproot D) Shallow root system
A) Digging them out with a dandelion digger B) Cutting them at the surface C) Covering them with mulch D) Pulling them out by hand
A) Non-selective herbicide B) Grass-specific herbicide C) Post-emergent broadleaf herbicide D) Pre-emergent herbicide
A) Infrequent watering B) Thick lawn C) Sandy soil D) Thin lawn
A) Heating the soil to kill seeds and plants B) Improving drainage C) Providing shade D) Fertilizing the soil
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
A) It weakens the dandelions B) It makes dandelions easier to pull C) It creates a dense turf that outcompetes dandelions D) It has no effect on dandelion growth
A) The stem B) The roots C) The seed head (puffball) D) The leaves
A) A type of herbicide applicator B) A machine for mowing dandelions C) A fertilizer specifically for dandelions D) A tool designed to remove the entire dandelion root
A) Buried shallowly in the garden B) In a compost pile C) Left on the lawn to decompose D) In a sealed bag to prevent seed dispersal
A) Rich, fertile soil B) Compacted soil C) Well-drained soil D) Neutral pH
A) It kills weeds after they emerge B) It prevents weed seeds from germinating C) It is a natural herbicide D) It only works on dandelions
A) It weakens existing weeds B) It fertilizes the soil C) It thickens the turf and reduces space for weeds D) It makes the lawn look greener temporarily
A) Phosphorus B) Nitrogen C) Calcium D) Potassium
A) Frequent bare spots B) Dry, compacted soil C) Dense turf D) Thin, patchy grass
A) Because they are easier to pull when young B) Because herbicides are more effective on young plants C) To prevent seed production and spread D) To improve the lawn's appearance
A) Applying herbicide before weeds emerge B) Applying herbicide only to individual weeds C) Applying herbicide after mowing D) Applying herbicide to the entire lawn
A) They attract beneficial insects. B) They can compete with native plants. C) They improve soil health. D) They prevent soil erosion.
A) Soil solarization B) Manual removal C) Proper mowing height D) Herbicide application
A) Higher than average (e.g., 3 inches) B) Very short (e.g., 1 inch) C) The shortest setting on your mower D) It does not affect dandelion growth
A) Leave the hole open B) Fill the hole with soil and grass seed C) Fill the hole with herbicide D) Cover the hole with mulch
A) Every week B) Once a year C) According to the product label D) Every month
A) Gloves and eye protection B) No protective gear is necessary C) Just gloves D) Just a mask
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.
A) It makes the soil more acidic. B) It kills dandelion seeds. C) It has no effect on dandelion growth. D) It improves drainage and reduces compaction, creating a less favorable environment for dandelions.
A) Using pre-emergent herbicides B) Ignoring the dandelions C) Applying synthetic herbicides D) Using vinegar as a spot treatment
A) It attracts pests. B) It is too expensive. C) It can also damage surrounding grass and plants. D) It is ineffective against dandelions.
A) Controlling dandelions by hand. B) Changing the soil composition. C) Using herbicides derived from natural sources. D) Using living organisms to control dandelion populations.
A) On rainy days B) On any day that ends with 'y' C) On windy days D) On sunny days |