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Lesson 1, Topic 1
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Lighting and Temperature Requirements for Successful Germination

Cartier April 3, 2023

Lighting and temperature are critical factors in the germination of cannabis seeds. Here’s what you need to know about lighting and temperature requirements for successful germination

Lighting Requirements:

Cannabis seeds do not require light to germinate, but they need light to grow once they have sprouted. However, exposing the seeds to light during germination can speed up the process and increase the chances of successful germination. If you use light during germination, provide a low-intensity light source, such as fluorescent or LED grow lights, for 18-24 hours daily.

Temperature Requirements:

Temperature is also critical in the germination of cannabis seeds. The ideal temperature for germination is between 20-25°C (68-77°F). Temperatures outside this range can reduce germination rates and increase the risk of mold or fungal growth. Maintaining a consistent temperature throughout the germination process is important, as fluctuations can also reduce germination rates.

Tips for Successful Germination:

  • Use high-quality seeds from a reputable source.
  • Choose a germination method that best suits your needs and experience level.
  • Keep the growing medium moist but not saturated.
  • Maintain a consistent temperature and avoid fluctuations.
  • Use a low-intensity light source if desired.
  • Be patient – germination can take a few days to a week or more.

It’s important to monitor your seeds regularly during the germination process and make adjustments as necessary. If you encounter any issues, such as slow germination or mold growth, immediately address the problem. With the right lighting, temperature conditions, and proper care and attention, you can ensure successful germination and a healthy start to your cannabis plants.

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