How to grow bonsai from seed
  • 1. What is the first step in growing bonsai from seed?
A) Pruning the roots
B) Seed selection and stratification
C) Potting the sapling
D) Wiring the branches
  • 2. What does stratification achieve for bonsai seeds?
A) Breaks seed dormancy
B) Provides nutrients
C) Encourages root growth
D) Protects from pests
  • 3. Which of these is a common method of stratification?
A) Fertilizer soaking
B) Vinegar rinse
C) Boiling
D) Cold stratification (refrigeration)
  • 4. What is the ideal growing medium for bonsai seeds?
A) Clay soil
B) Garden soil
C) Well-draining seed starting mix
D) Pure sand
  • 5. How deep should bonsai seeds be planted?
A) Half the seed's diameter
B) Very deep (several inches)
C) Just on the surface
D) About twice the seed's diameter
  • 6. What is the ideal humidity level for germinating bonsai seeds?
A) No humidity
B) Variable humidity
C) Low humidity
D) High humidity
  • 7. What type of light is best for newly germinated bonsai seedlings?
A) No light
B) Fluorescent light only
C) Direct sunlight
D) Indirect sunlight
  • 8. When should seedlings be transplanted to individual pots?
A) After a year
B) When they have a few sets of true leaves
C) Immediately after germination
D) Never, they remain together
  • 9. What is the main purpose of pruning in bonsai cultivation?
A) To accelerate growth
B) To make the plant taller
C) To control size and shape
D) To prevent flowering
  • 10. What is root pruning?
A) Exposing the roots
B) Removing a portion of the root system
C) Adding fertilizer to the roots
D) Covering roots with moss
  • 11. Why is root pruning important for bonsai?
A) To stop nutrient uptake
B) To kill pests in the roots
C) To make the tree taller
D) To control root growth and encourage ramification
  • 12. What is wiring used for in bonsai?
A) Strengthening the trunk
B) Promoting flowering
C) Protecting from insects
D) Shaping branches
  • 13. What type of wire is commonly used for bonsai?
A) Steel wire
B) Plastic coated wire
C) Barbed wire
D) Anodized aluminum or copper wire
  • 14. How often should bonsai be watered?
A) Once a week
B) Only when the leaves wilt
C) When the soil surface is dry to the touch
D) Every day regardless of soil moisture
  • 15. What type of fertilizer is best for bonsai?
A) Un-diluted fertilizer
B) No fertilizer
C) High nitrogen fertilizer
D) Balanced, diluted fertilizer
  • 16. What is the purpose of pinching back new growth?
A) To remove flowers
B) To encourage branching and denser foliage
C) To weaken the tree
D) To make the tree taller
  • 17. What is bonsai soil typically composed of?
A) Garden soil, sand, and peat moss
B) Only sand
C) Akadama, pumice, and lava rock
D) Clay soil and gravel
  • 18. What does 'Nebari' refer to in bonsai?
A) The foliage
B) The visible root base
C) The trunk
D) The branch structure
  • 19. What is the ideal pH for most bonsai soil?
A) Extremely alkaline (10-11)
B) Highly alkaline (8.0-9.0)
C) Slightly acidic to neutral (6.0-7.0)
D) Highly acidic (4.0-5.0)
  • 20. What does the term 'Mame' refer to in bonsai?
A) A bonsai training technique
B) A very large bonsai
C) A very small bonsai
D) A specific bonsai species
  • 21. How do you prevent wire damage to branches?
A) Leave the wire on indefinitely
B) Wrap the branch heavily before wiring
C) Use very thick wire
D) Monitor the wire closely and remove it before it bites into the bark
  • 22. What is the purpose of repotting bonsai?
A) To make the tree taller
B) To replenish nutrients and provide fresh soil
C) To shock the roots into growth
D) To avoid pruning
  • 23. What time of year is best for repotting most bonsai?
A) Early spring
B) Winter
C) Late autumn
D) Mid-summer
  • 24. What is the best way to protect bonsai from frost?
A) Apply fertilizer
B) Cover them in plastic wrap
C) Water them more frequently
D) Move them to a sheltered location
  • 25. What is 'ramification' in bonsai?
A) Root structure
B) Leaf size
C) Trunk thickness
D) Branching pattern
  • 26. What is a good sign of healthy bonsai growth?
A) Yellowing leaves
B) Consistent new growth and vibrant foliage
C) No growth at all
D) Rapid, uncontrolled growth
  • 27. How can you improve the taper of a bonsai trunk?
A) Wrap the trunk tightly with wire
B) Allow the lower branches to grow more freely
C) Constantly prune the lower branches
D) Apply fertilizer to the trunk
  • 28. What type of pot is generally used for bonsai?
A) Glass container
B) Glazed pot without drainage
C) Unglazed ceramic pot with drainage holes
D) Plastic pot
  • 29. What is the purpose of drainage holes in a bonsai pot?
A) To allow fertilizer to escape
B) To make the pot lighter
C) To prevent waterlogging
D) To allow air to reach the roots
  • 30. What are the advantages of growing bonsai from seed compared to other methods?
A) It's faster than other methods
B) It requires less maintenance
C) You have complete control over the tree's development from the very beginning.
D) It is easier than other methods
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