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Learn About Granddaddy Purple Cannabis Strain

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Granddaddy Purple, also known as GDP, is the ideal purple weed for bud lovers. The beautiful violet hues, rich heritage make Granddaddy Purple a treat for all of those who indulge. Today growing GDP seeds are becoming more popular than ever because of its very high yield both outdoors and indoors.

1.      History of Granddaddy Purple

Like any other biological, the evolution of a strain is an often messy and meandering process. According to Ken Estes, the breeder of Granddaddy Purple's roots started in the 70s. Veterans of Vietnam after the war brought Afghani buds with the purple signature. In those days, Northern California cultivators started experimenting with this new indica, which was particularly well suited to the cooler climate.

granddaddy purple cannabis

2.      Aroma, Taste, and Appearance

GDP bud is famous for its distinct appearance, smell and taste. When you lit it, you will pick up hints of berries and grapes at once. This is considered the greatest bud for those who like sweet-smelling smoke. Smokers would get a mouthful of pure grapes.

3.      Growing Guide

GDP has been around for almost fifteen years now. Therefore, the previous date can be used to enhance the yield and health of plants. Growing your own Granddaddy Purple seeds is always an excellent experience. Growing GDP on your own, you need seeds, and one can purchase these now even online with good quality. However, growers have to create a perfect environment for a better growth rate.

Below are a few tips to get the plant's growth on track:

Nutrients and Medium

Granddaddy Purple seeds grow well in hydroponics and soil. The choice is eventually the cultivators, and this will not impact the health or growth of the plants. Growers need to maintain the proper potassium, phosphorus, and nitrogen levels on all stages of growth. Moreover, the maintenance of additional nutrients like copper, boron, manganese, iron, and sulfur are also important for healthy GDP.


Your GDP plants require 65-75 degrees Fahrenheit temperature for better growth. Once your plant reaches the flowering stage, you should drop the temperature down. This strain is mainly used to grow in the mountains where the temperature is low, and the environment is cooler.


To find a location to grow GDP is not hard if you are living in a state like California, or you have the facilities to grow indoor plants. GDP plants usually grow better in a dry climate. So if you will be able to manage the temperature, you'll get better production. Remember, lowering the temperature during the flowering stage is what gives your plants intense purple hues.


Control the humidity level, promote the productivity of the plants. The dry environment works excellent to protect the plants from mildew and bud rot. It is advised to use a dehumidifier and hygrometer to monitor and regulate humidity. The GDP plants are affected by mildew and mold occasionally, so try to give your best throughout different stages of growth.  

Here is a quick guide to growing the strongest GDP plants:

  • For seedling stage keep RH between 65 to 70%
  • For vegetative stage keep the RH between 50 to 70%
  • For flowering stage keep the RH 40 to 50%