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How to Identify and Classify Cedar Trees
Contributed by: Crossley
  • 1. Which of these is a key characteristic of true cedar trees?
A) Flat, scale-like leaves
B) Opposite branching pattern
C) Needles arranged in whorls or spirals
D) Berry-like cones
  • 2. True cedars belong to the genus:
A) Thuja
B) Juniperus
C) Cedrus
D) Chamaecyparis
  • 3. Which cedar species is native to the Atlas Mountains?
A) Lebanon Cedar (Cedrus libani)
B) Deodar Cedar (Cedrus deodara)
C) Eastern Red Cedar (Juniperus virginiana)
D) Atlas Cedar (Cedrus atlantica)
  • 4. What cone characteristic helps distinguish Cedrus species?
A) Pendant cones that remain intact
B) Tiny, almost invisible cones
C) Fleshy, berry-like cones
D) Upright cones that disintegrate on the tree
  • 5. The needles of Deodar Cedar (Cedrus deodara) are typically:
A) Yellow-green and sharp
B) Scale-like and pressed against the stem
C) Bluish-green and drooping
D) Bright green and stiff
  • 6. What is a 'false cedar'?
A) A tree that looks like a cedar but is not in the Cedrus genus.
B) A cedar tree that has been pruned incorrectly.
C) A cedar tree with a disease.
D) A young cedar tree.
  • 7. Which of these is NOT a true cedar?
A) Deodar Cedar (Cedrus deodara)
B) Eastern Red Cedar (Juniperus virginiana)
C) Atlas Cedar (Cedrus atlantica)
D) Lebanon Cedar (Cedrus libani)
  • 8. Eastern Red Cedar is actually a:
A) Pine
B) Juniper
C) Fir
D) Cypress
  • 9. What is the typical lifespan of a Lebanon Cedar?
A) Only a few decades
B) Around 100 years
C) Less than 50 years
D) Hundreds of years
  • 10. Which cedar is known for its strong, aromatic wood?
A) All true cedars
B) Incense Cedar
C) Eastern Red Cedar
D) Western Red Cedar
  • 11. How are cedar cones pollinated?
A) Birds
B) Wind
C) Bees
D) Water
  • 12. What type of climate do true cedars typically prefer?
A) Tropical rainforest
B) Arctic tundra
C) Mediterranean or temperate
D) Desert
  • 13. What is a common use of cedar wood?
A) Fuel for heating
B) Food for livestock
C) Paper production
D) Making chests and closets
  • 14. Which cedar is the national emblem of Lebanon?
A) Deodar Cedar (Cedrus deodara)
B) Eastern Red Cedar (Juniperus virginiana)
C) Lebanon Cedar (Cedrus libani)
D) Atlas Cedar (Cedrus atlantica)
  • 15. What is the primary way to propagate true cedars?
A) Seeds
B) Cuttings
C) Root suckers
D) Leaf layering
  • 16. What type of root system do Cedar trees possess?
A) Deep taproot with lateral roots
B) Knee-like roots
C) Shallow, fibrous root system
D) Aerial roots
  • 17. Which characteristic is NOT common to all true cedars?
A) Specific needle length
B) Upright cones
C) Needles in whorls
D) Aromatic wood
  • 18. What is the significance of the oil found in cedar wood?
A) Insect repellent properties
B) Increases the wood's flammability
C) Makes the wood more susceptible to rot
D) Prevents the wood from drying out
  • 19. Which 'false cedar' is commonly used for hedging?
A) Thuja (Arborvitae)
B) Incense Cedar (Calocedrus decurrens)
C) Eastern Red Cedar (Juniperus virginiana)
D) Port Orford Cedar (Chamaecyparis lawsoniana)
  • 20. How does the bark of a mature Cedar tree typically appear?
A) Green and scaly
B) Thin and papery
C) Thick, furrowed, and often reddish-brown
D) Smooth and gray
  • 21. Deodar Cedar is native to which region?
A) South America
B) Mediterranean
C) Himalayas
D) North America
  • 22. Which of the following is a disease that can affect Cedar trees?
A) Pine needle cast
B) Dutch elm disease
C) Oak wilt
D) Cedar-apple rust
  • 23. What is the growth rate of most true Cedar trees?
A) Depends on the soil type
B) Very fast
C) Extremely slow
D) Slow to moderate
  • 24. Which of these characteristics is typically NOT found in Cedrus species?
A) Berry-like cones
B) Needles in clusters
C) Durable timber
D) Aromatic wood
  • 25. Which is a common use of cedar mulch?
A) Increasing soil pH
B) Adding nitrogen to the soil
C) Attracting pollinators
D) Repelling insects in gardens
  • 26. What is the typical shape of a mature Lebanon Cedar?
A) Tall and columnar
B) Pyramidal
C) Broad and spreading with a flat top
D) Weeping
  • 27. Which Cedar is known for its drooping branch tips?
A) Eastern Red Cedar (Juniperus virginiana)
B) Lebanon Cedar (Cedrus libani)
C) Deodar Cedar (Cedrus deodara)
D) Atlas Cedar (Cedrus atlantica)
  • 28. The term 'whorl' refers to what arrangement of needles on a Cedar tree?
A) Needles growing only on one side of the stem
B) Pairs of needles growing opposite each other
C) Needles growing randomly along the stem
D) A circular arrangement of needles around a stem
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