Topic · 9 questions · 41 marks
Propagation
Seed, cuttings (softwood, semi-ripe, hardwood), division, layering, grafting.
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Describe the procedure for taking a semi-ripe stem cutting of Lavandula angustifolia.
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Describe the conditions required for successful germination of a vegetable seed.
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Describe how you would divide an established clump of Hemerocallis in autumn.
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Explain why whip-and-tongue grafting is used to propagate apple cultivars.
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Compare softwood, semi-ripe and hardwood cuttings.
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Describe how to take hardwood cuttings of Cornus alba 'Sibirica' in winter.
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Describe how to prick out tomato seedlings.
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Describe simple layering of a shrub such as Magnolia or Rhododendron.
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Describe the chip-budding technique used in apple propagation.
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