A Simple Guide on How to Grow Medical Marijuana

Medical marijuana, also referred to as medicinal cannabis, is simply cannabis when used for medical use rather than for spiritual or recreational purposes. It is a good pain reliever for people suffering from long-term conditions such as nerve pain or glaucoma. This answers the question – what is medical marijuana. The next question you could be seeking an answer for is how to grow medical marijuana.

Growing medical marijuana is a great business idea that can fetch you good income. After all it is legal, unlike growing other forms of cannabis. So, here’s a quick guide on how to grow medical marijuana.

Selecting your seeds

Before you pick out your seeds you might want to answer the following questions:

  • Which strains (species) do you want? Is it sativa, indica or an auto-flowering species?
  • How much space do you have for growing the plants?
  • Which species will suit the medium you want to grow – hydroponics or soil?
  • How much yield do you want from the venture?

Answers to these questions should guide you in choosing the right strain. Make sure you understand all the strains available as well as their respective features.


This is next step to take after you have selected suitable seeds. Place the seeds in distilled water for 24 hours, remove them and wrap them with a moist and warm paper towel. By doing so the seeds will sprout into taproots and they will be ready to be placed in your medical marijuana garden.


Once they are on the growing medium, the taproots will start to develop leaves and become seedlings. This stage last for two to four weeks. You need to make sure that there is controlled light – not too bright – for at least 16 hours daily.

Vegetative growth

This is the stage where the plants begin to grow dramatically. You can now notice change in size and shape on a daily basis. Make sure that the plants have bright lighting, preferably 6500k. This stage will last for four or five weeks before flowering starts. During the vegetative growth stage you may take clones and strain to the plants to boost the final yield. CTU


This is the stage where you obtain the part you’re interested in, the buds. At this stage you need to reduce the light to 12 hours, giving the plants 12 hours of complete darkness. In line with that, you need to reduce the voltage of the bulbs to about 2700k. This should run until the time of harvest.


This is the last stage in medical cannabis growing process. It is important to harvest at the right time so as to get the most out of the buds. You may use a magnifying glass (x30) to check if the buds are ready for harvest. If about 80% of the trichomes are cloudy, 15% are amber and 5% clear, you should get ready for harvesting.

This easy guide on how to grow medical marijuana should bring you the much needed joy when the harvest is finished. What matters in all these stages is to make sure that the conditions are right, especially with regard to nutrients, light and water.