Question

Lilium bulbs require a period of "Vernalization," which means:

A Heat treatment Correct Answer Incorrect Answer
B Cold treatment Correct Answer Incorrect Answer
C Chemical dipping Correct Answer Incorrect Answer
D Drying in the sun Correct Answer Incorrect Answer

Solution

Most lilies need a cold period (2–5°C) to break dormancy and initiate flower bud development. Without this chilling, the plants may only produce foliage and no flowers.

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