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How to Identify and Classify Currants
Contributed by: Woolley
  • 1. What is the most defining characteristic to differentiate currants from gooseberries?
A) Currants grow in clusters; gooseberries grow singly.
B) Currants are sweet; gooseberries are sour.
C) Currants are always red; gooseberries are always green.
D) Currants are thorny; gooseberries are thornless.
  • 2. Which genus do currants belong to?
A) Vaccinium
B) Fragaria
C) Ribes
D) Rubus
  • 3. What color are the berries of the 'Red Lake' currant variety?
A) White
B) Pink
C) Red
D) Black
  • 4. Which of these is NOT a common color for currant berries?
A) Blue
B) Black
C) White
D) Red
  • 5. How are black currants typically used compared to red currants?
A) More often used in jams and preserves due to their strong flavor.
B) Exclusively used in alcoholic beverages.
C) Only used as ornamental plants.
D) More often eaten fresh due to their sweetness.
  • 6. What is a characteristic flavor profile of black currants?
A) Bitter and unpleasant.
B) Extremely sweet and fruity.
C) Mild and bland.
D) Earthy and tart with a unique aroma.
  • 7. What leaf characteristic is helpful for currant identification?
A) Needle-like leaves.
B) Serrated, heart-shaped leaves.
C) Smooth, oval leaves.
D) Palmate lobed leaves.
  • 8. How many lobes do currant leaves typically have?
A) 1-2
B) More than 10
C) 3-5
D) 6-8
  • 9. What is the typical growth habit of a currant bush?
A) Columnar and narrow.
B) Ground-hugging and low.
C) Trailing and vine-like.
D) Upright and spreading.
  • 10. Which currant species is commonly used for creating 'crème de cassis' liqueur?
A) Red currant (Ribes rubrum).
B) Black currant (Ribes nigrum).
C) White currant (Ribes rubrum 'White Versailles').
D) Alpine currant (Ribes alpinum).
  • 11. How does the flavor of white currants compare to red currants?
A) More tart and acidic.
B) Identical in flavor.
C) Bitter and unpleasant.
D) Sweeter and less tart.
  • 12. What is the flowering time for most currant varieties?
A) Winter
B) Autumn
C) Summer
D) Spring
  • 13. What type of soil do currants prefer?
A) Dry, sandy soil.
B) Waterlogged, clay soil.
C) Well-drained, fertile soil.
D) Extremely acidic soil.
  • 14. How much sunlight do currants need to thrive?
A) Full sun to partial shade.
B) Artificial light only.
C) Full shade only.
D) Very little sunlight.
  • 15. What is the primary method of propagating currants?
A) Cuttings.
B) Air layering.
C) Grafting.
D) Seeds.
  • 16. Which disease is a significant concern for currant bushes?
A) Powdery mildew.
B) Apple scab.
C) White pine blister rust.
D) Black spot.
  • 17. Why is white pine blister rust a concern for currant growers?
A) Currants are an alternate host for the disease, impacting white pines.
B) The disease has no impact on currant plants.
C) The disease only affects the fruit, not the plant.
D) Currants are directly killed by the disease.
  • 18. What is the best time of year to prune currant bushes?
A) Late winter or early spring.
B) Any time of year.
C) Late autumn.
D) Mid-summer.
  • 19. What is the purpose of pruning currant bushes?
A) To improve air circulation and fruit production.
B) To make the plant more aesthetically pleasing.
C) To stunt the plant's growth.
D) To prevent flowering.
  • 20. How many years does it typically take for a newly planted currant bush to produce fruit?
A) 1-3 years.
B) 10+ years.
C) 5-7 years.
D) Immediately after planting.
  • 21. What is the approximate height of a mature currant bush?
A) Less than 1 foot.
B) 10-15 feet.
C) 3-5 feet.
D) Over 20 feet.
  • 22. What is a potential pest that can affect currant bushes?
A) All of the above.
B) Japanese beetle.
C) Currant borer.
D) Aphids.
  • 23. Where do currants typically produce the most fruit?
A) On the oldest wood
B) Equally on all wood ages
C) On new growth only
D) On 2-3 year old wood
  • 24. Which species of currant is known for its ornamental value due to fragrant yellow flowers?
A) Golden Currant (Ribes aureum)
B) Red Currant (Ribes rubrum)
C) Black Currant (Ribes nigrum)
D) Alpine Currant (Ribes alpinum)
  • 25. What nutrient is particularly important for currant growth and fruit production?
A) Potassium
B) Nitrogen
C) Phosphorus
D) Calcium
  • 26. Which form of nitrogen is most readily available to currant bushes?
A) Ammonium
B) Atmospheric nitrogen
C) Urea
D) Nitrate
  • 27. What pH level is ideal for growing currants?
A) Above 9.0
B) 7.5-8.5
C) 4.0-5.0
D) 6.0-7.0
  • 28. Which is a common use for currant leaves?
A) Animal feed
B) Mulching material
C) Making herbal tea
D) Used to make paper
  • 29. Which vitamin are currants particularly rich in?
A) Vitamin D
B) Vitamin C
C) Vitamin B12
D) Vitamin A
  • 30. What is the best way to protect currants from birds?
A) Scarecrows
B) Netting
C) Loud noises
D) Shiny objects
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