How to Identify and Classify Dewberries - Quiz
  • 1. What is the typical growth habit of a dewberry plant?
A) Climbing vine
B) Erect shrub
C) Tall tree
D) Trailing or prostrate
  • 2. Dewberries typically produce fruit:
A) On current-year canes
B) Year-round
C) On second-year canes
D) Only in shaded areas
  • 3. Dewberry thorns are usually:
A) Absent
B) Hooked and sharp
C) Small and sparse
D) Large and abundant
  • 4. What is the typical color of ripe dewberries?
A) Yellow
B) Dark purple to black
C) Green
D) Bright red
  • 5. Compared to blackberries, dewberries generally ripen:
A) Not at all
B) At the same time
C) Later in the season
D) Earlier in the season
  • 6. Dewberry stems are commonly called:
A) Canes
B) Trunks
C) Branches
D) Vines
  • 7. The fruit of a dewberry is technically a:
A) Pome
B) Berry
C) Aggregate fruit
D) Drupe
  • 8. What is a key difference between dewberries and blackberries in terms of fruit removal?
A) Blackberries keep the torus attached.
B) Both keep the torus attached.
C) Dewberries keep the torus attached to the fruit when picked.
D) Neither keep the torus attached.
  • 9. Which habitat is most likely to support dewberries?
A) Fields and thickets
B) Dense forests
C) Alpine meadows
D) Deserts
  • 10. Dewberries are in the same plant family as:
A) Roses
B) Sunflowers
C) Grasses
D) Lilies
  • 11. What is the genus name for dewberries?
A) Fragaria
B) Rubus
C) Vaccinium
D) Solanum
  • 12. How many leaflets typically comprise a dewberry leaf?
A) More than 10
B) 1
C) 3-5
D) 7-9
  • 13. Are dewberries considered native to North America?
A) No, they are all introduced.
B) Yes, many species are native.
C) Only one species is native.
D) It's uncertain.
  • 14. What is the best time of year to prune dewberries?
A) Mid-summer
B) Late fall
C) After fruiting
D) Early spring
  • 15. What is a distinguishing feature of dewberry flowers?
A) Blue petals
B) Yellow petals
C) White petals
D) Red petals
  • 16. Which soil type is most suitable for dewberries?
A) Waterlogged soil
B) Well-drained soil
C) Clay soil
D) Sandy soil
  • 17. What is a common use for dewberries besides eating fresh?
A) Dyeing fabrics
B) Fuel
C) Making jams and jellies
D) Building materials
  • 18. How does dewberry fruit appear differently on the plant than blackberries?
A) They have a fuzzy exterior
B) They appear in clusters
C) They appear dew-kissed, or covered with a whitish bloom
D) They are much larger.
  • 19. What is a recommended method to propagate dewberries?
A) Tip layering
B) Grafting
C) Air layering
D) Budding
  • 20. What is the primary difference in growth habit between northern and southern dewberry species?
A) There is no specific difference
B) Northern species are less thorny.
C) Southern species grow exclusively in water.
D) Northern species grow as erect shrubs.
  • 21. Which of the following is a potential pest of dewberries?
A) Ladybugs
B) Bees
C) Spider mites
D) Earthworms
  • 22. What is a benefit of growing dewberries?
A) Repelling insects
B) Attracting pollinators
C) Creating shade
D) Preventing soil erosion
  • 23. Dewberries are rich in which vitamin?
A) Vitamin C
B) Vitamin D
C) Vitamin B12
D) Vitamin A
  • 24. What is meant by 'biennial' when describing dewberry cane growth?
A) Canes live for several years.
B) Canes live for one year.
C) Canes live for two years.
D) Canes live indefinitely.
  • 25. What is a common method of supporting dewberry plants in cultivation?
A) Mulching
B) Fertilizing
C) Watering
D) Trellising
  • 26. Which of these is NOT a characteristic to consider when identifying dewberries?
A) Shape and serration of leaves
B) The presence of a torus on the picked fruit.
C) Color and presence of thorns on canes
D) Bark texture of mature trees nearby
  • 27. What does the term 'self-fruitful' mean regarding dewberries?
A) They require a different variety for pollination.
B) They are resistant to diseases.
C) They can be pollinated by their own pollen.
D) They do not require pollination.
  • 28. What is the significance of chilling hours for dewberries?
A) They require a certain period of heat to fruit properly.
B) They are not affected by chilling hours.
C) Chilling hours determine leaf color.
D) They need a certain period of cold to fruit properly.
  • 29. Which of these fruits is most closely related to the dewberry?
A) Blueberry
B) Strawberry
C) Raspberry
D) Blackberry
  • 30. What is a simple way to differentiate between dewberries and young blackberry canes?
A) Dewberry canes tend to trail along the ground, while young blackberry canes are more upright
B) Blackberry canes have thorns that are a different color
C) Dewberry canes have larger leaves
D) Blackberry canes always grow in pairs
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