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How to Cultivate Redcurrants
Contributed by: Webster
  • 1. What is the ideal soil pH for redcurrants?
A) Alkaline (7.5-8.0)
B) Neutral (7.0)
C) Slightly acidic (6.0-6.5)
D) Very acidic (5.0-5.5)
  • 2. When is the best time to plant redcurrant bushes?
A) Dormant season (late fall or early spring)
B) Mid-summer
C) Any time of year
D) Immediately after fruiting
  • 3. What type of pruning is most important for redcurrants?
A) Removing old and unproductive wood
B) Removing all the leaves
C) Heading back all new growth
D) Root pruning
  • 4. How much sunlight do redcurrant bushes need?
A) Dappled sunlight
B) At least 6 hours of direct sunlight
C) Partial shade (2-3 hours)
D) Full shade
  • 5. What is a common pest that affects redcurrants?
A) Aphids
B) Earthworms
C) Ladybugs
D) Bees
  • 6. What is the typical fruiting time for redcurrants?
A) Winter
B) Early spring
C) Mid-summer
D) Late fall
  • 7. What is the best way to propagate redcurrants?
A) Hardwood cuttings
B) Leaf cuttings
C) Air layering
D) Seed
  • 8. How often should redcurrants be fertilized?
A) Annually in early spring
B) Never
C) Every month
D) Every week
  • 9. What is the ideal spacing between redcurrant bushes?
A) 1 foot
B) 4-5 feet
C) 20 feet
D) 10 feet
  • 10. What is a common disease affecting redcurrants?
A) Black spot
B) Leaf curl
C) Powdery mildew
D) Rust
  • 11. Why is good air circulation important for redcurrants?
A) To attract pollinators
B) To keep the bushes warm
C) To increase fruit size
D) To prevent fungal diseases
  • 12. What is the purpose of mulching around redcurrant bushes?
A) To retain moisture and suppress weeds
B) To aerate the soil
C) To attract birds
D) To provide shade
  • 13. What type of fertilizer is best for redcurrants?
A) High phosphorus fertilizer
B) Balanced fertilizer (e.g., 10-10-10)
C) High potassium fertilizer
D) High nitrogen fertilizer
  • 14. How should redcurrants be watered?
A) Deeply and regularly, especially during dry periods
B) Never water them
C) Lightly every day
D) Only when the leaves wilt
  • 15. What is the term for removing suckers from the base of the bush?
A) Suckering
B) Heading back
C) Deadheading
D) Pinching
  • 16. What structure helps protect redcurrant bushes from birds?
A) Wind chimes
B) Scarecrow
C) Sprinklers
D) Netting
  • 17. How do you encourage fruit production on redcurrants?
A) Removing flowers
B) Proper pruning and fertilization
C) Heavy watering
D) Planting in full shade
  • 18. What does 'dormant' mean in the context of redcurrant planting?
A) Actively growing
B) Flowering
C) A period of inactivity and rest
D) Fruiting
  • 19. What is the ideal temperature for redcurrant growth?
A) Arctic climates
B) Cool temperate climates
C) Tropical climates
D) Desert climates
  • 20. What indicates the need for lime application to the soil?
A) Yellowing leaves
B) Slow growth
C) Soil test indicating high acidity
D) All of the above
  • 21. Why is it important to harvest redcurrants when fully ripe?
A) To encourage more fruit production
B) To improve storage
C) For the best flavor and sweetness
D) To prevent disease
  • 22. What is the growth habit of a redcurrant bush?
A) Vine
B) Shrub
C) Groundcover
D) Tree
  • 23. What is the benefit of growing redcurrants in well-drained soil?
A) Encourages faster growth
B) Prevents root rot
C) Attracts pollinators
D) Increases nutrient uptake
  • 24. What type of pruning cut encourages new growth on redcurrants?
A) Base cut
B) Heading cut
C) Thinning cut
D) Shearing cut
  • 25. What is the best way to store harvested redcurrants?
A) At room temperature
B) In direct sunlight
C) In a paper bag
D) Refrigerated in a sealed container
  • 26. What is the main benefit of pruning redcurrants in late winter/early spring?
A) Reduces the size of the bush
B) Prevents disease
C) Encourages leaf growth
D) Promotes fruiting on new growth
  • 27. What is the potential problem of planting redcurrants near pine trees?
A) Blocking sunlight
B) No potential problems
C) Increased acidity of the soil
D) Attracting deer
  • 28. How does watering practices effect fungal disease?
A) Water only during the day
B) Water only during the evening
C) Water leaves frequently
D) Avoid wetting foliage
  • 29. What does the term 'self-fertile' mean in relation to redcurrants?
A) Requires hand pollination
B) Does not produce fruit
C) A single bush can produce fruit
D) Requires two different bushes for fruit
  • 30. Why might you choose to grow redcurrants as a standard?
A) To protect from pests
B) For better sun exposure
C) To produce more fruit
D) To improve air circulation and access to fruit
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