Top 7 Blue Cannabis Strains: What’s There Behind The Color?

Blue cannabis strains are known for their unique appearance, often boasting deep shades of blue or purple. This distinctive color is caused by a combination of several factors, including genetics and environmental conditions. Here are seven notable blue cannabis strains and the factors responsible for their blue hues.

Blue Dream

Blue Dream is a well-known and highly sought-after hybrid strain that is a blend of Blueberry and Haze. Although its foliage is not completely blue, it showcases a bluish hue in its leaves as a result of its Blueberry lineage. This strain is recognized for its balanced effects, offering both relaxing and uplifting properties. With its sweet and berry-like aroma, it has become one of the most popular and iconic cannabis strains in the industry, with Blue Dream seeds available to buy from many online shops.


Blueberry strain contains high levels of anthocyanins, which are pigments responsible for the blue and purple tones in certain plants. This weed strain is known for its sweet, fruity, and unmistakable blueberry scent, which sets it apart from other strains. Its taste mirrors the aroma, often described as a blend of fresh blueberries with a hint of earthiness. Additionally, Blueberry strain is also valued for its deep, relaxing effects, making it a popular choice among users seeking stress relief or a good night’s sleep. Overall, the Blueberry strain stands out among others for its unique characteristics and its ability to deliver a pleasant and enjoyable cannabis experience. 

Blue Cheese

Blue Cheese is a cross between Blueberry and UK Cheese. The strain expresses the blue hues inherited from the Blueberry lineage. As an Indica-dominant hybrid, it provides a relaxing and calming experience. In terms of aroma and flavor, Blue Cheese combines the sweet and fruity notes of Blueberry with the pungent and savory tones of UK Cheese. This results in a complex and intriguing taste profile that often includes hints of berries, cheese, and earthiness.

Purple Trainwreck

Purple Trainwreck is a potent hybrid strain that is a cross between Mendocino Purps and Trainwreck. It is known for its colorful appearance, with vibrant purple hues and bright orange pistils. This strain offers a balance of both Indica and Sativa effects, making it popular among both recreational and medical users. The effects of Purple Trainwreck are reported to be uplifting and euphoric, providing a burst of energy and creativity. Purple Trainwreck typically has a piney and earthy aroma, with hints of citrus and berries.

Blue Widow

Blue Widow is a hybrid strain that is a cross between Blueberry and White Widow. It has a balanced blend of both Indica and Sativa genetics, resulting in a well-rounded and potent strain. The aroma and flavor of Blue Widow are a pleasant combination of sweet berries and pine., with a fruity and floral scent and subtle undertones of earthiness. As for the effects, this strain is known for providing a balanced high that combines both physical relaxation and mental stimulation.

Blue Moonshine

Blue Moonshine is an Indica-dominant hybrid strain known for its potent and long-lasting effects. This strain is a cross of Thai Sativa and a strong Afghani Indica, resulting in a great range of effects. This strain provides a deep and relaxing body high, making it a popular choice for those looking for pain relief or stress reduction. It also has sedative properties, making it effective for those dealing with insomnia. The aroma of Blue Moonshine is sweet and fruity, reminiscent of fresh blueberries. The taste is earthy and smooth, with hints of berries and pine.

Blue Hawaiian

A cross between Blueberry and Hawaiian Sativa, Blue Hawaiian strain showcases blue hues in its buds, influenced by Blueberry genetics. The strain exhibits a unique combination of indica and sativa traits. It typically has a balanced hybrid effect, offering a mix of relaxing body effects and uplifting cerebral stimulation. The high from Blue Hawaiian is often described as euphoric and mood-enhancing, making it a popular choice among recreational users. In terms of aroma and flavor, the strain carries a sweet and fruity profile that resembles blueberries with tropical undertones. Its scent is often described as pleasant and inviting.

What Makes Weed Strains Blue?

The term “blue” in the context of weed strains does not always refer to the color of the plant itself. Instead, it indicates the presence of certain chemical compounds that create a blue or purplish hue in the leaves, buds, or even the trichomes of the plant. These compounds are called anthocyanins, which are responsible for the blue, purple, or red pigmentation in various fruits, flowers, and vegetables.

The presence of anthocyanins in marijuana plants is influenced by various factors, including genetics, temperature, light exposure, pH levels, and specific environmental conditions. Some strains have naturally higher levels of anthocyanins, while others require specific conditions to express these pigments. Cooler temperatures towards the end of the flowering phase are generally believed to enhance the development of anthocyanins in cannabis plants.

Final Thoughts

Blue weed strains would be a beautiful addition to your canna collection. However, it is important to note that the color of a weed strain does not necessarily determine its potency, quality, or effects. The color is primarily a result of the plant’s genetic makeup and environmental factors and does not necessarily indicate its overall characteristics.

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Julianna F.

The philosophy behind our blog is simple: think big and think positively. As Donald Trump once said, "You are going to think anyway, so think big." Life is too short to waste time on negative thoughts that weigh you down. We're here to infuse some joy and inspiration with a dash of astrology, numerology, and healthy living tips. Or really whatever pops into our heads! Follow us on Instagram

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