Grand Daddy Purple by Oaseeds

Grand Daddy Purple Strain Info

The legendary Grand Daddy Purple is a classic Indica strain that has captivated cannabis enthusiasts for decades. Bred in the lush hills of Northern California, this beauty comes from a rich lineage that includes the famous Mendocino Purple Kush and Big Bud. Its roots stretch back over 20 years, making it a staple in cannabis culture. Known by names like Grape Ape and Purple Erkel, Grand Daddy Purple seeds have been fine-tuned for perfection, offering growers a strain that is both powerful and easy to manage. Whether you’re an experienced grower or just starting out, this strain will not disappoint.

As soon as you see it grow, you’ll understand why Grand Daddy Purple is such a legend. Indoors, it reaches a compact 3 feet, making it ideal for smaller grow spaces. Outdoors, this strain really shows off, growing up to 8 feet tall and turning into a stunning shrub with dense, dark green to purple leaves. Its short, bushy structure isn’t the best for Sea of Green (SOG) setups, but with a little training, this strain will give you a super crop garden that any grower would envy. Expect tight internodes and impressive branching that create a strong and sturdy plant.

Flowering Time & Yield

This strain doesn’t keep you waiting long. With a flowering time of just 8 to 9 weeks, Grand Daddy Purple rewards you with dense, sticky buds that start green and take on gorgeous royal purple hues as they mature. Indoors, growers can expect yields between 450 and 550 grams per square meter, while outdoor plants produce an abundance, giving you anywhere from 700 grams to a staggering 5 pounds per plant, depending on how much space and sunlight they get. These cannabis seeds truly shine under the sun, delivering impressive results for those with the space to let them grow.

Effects and Aroma

Once you crack open a jar of Grand Daddy Purple buds, your senses are hit with a rich, sweet grape aroma that’s impossible to ignore. It’s like stepping into a vineyard, with notes of ripe berries and a hint of floral violet that lingers. When smoked, the taste is just as unforgettable—sweet, fruity, and smooth, with a subtle grape flavor that dances on the tongue long after the last exhale. This is a strain that hits the spot whether you’re lounging at home or out enjoying nature.

With THC levels ranging from 15% to 20%, the effects of this strain are powerful yet balanced. Though it’s an Indica, the buzz is surprisingly uplifting, giving you a cerebral high that’s perfect for creative endeavors or socializing. As the high progresses, it melts into a deep body relaxation that doesn’t completely knock you out. The low CBD content (<1%) means this strain won’t overwhelm you with couch-lock, making it ideal for both day and nighttime use. Medical users often turn to Grand Daddy Purple for relief from stress, pain, and insomnia.

Get ready for some serious visual appeal too—Grand Daddy Purple buds are massive and dense, covered in a thick layer of resin that glistens under the light, looking like they’ve been dusted in sugar. Their deep purple and green hues, with occasional splashes of orange pistils, make these buds a feast for the eyes. If you’re after a strain that combines beauty, potency, and unforgettable flavor, these Grand Daddy Purple marijuana seeds are your ticket to growing a truly iconic cannabis strain.

Growing Tips for Grand Daddy Purple

If you’re thinking about growing Grand Daddy Purple, you’re in for an enjoyable ride. This strain is fairly easy to cultivate, making it a great choice for both beginners and experienced growers. One thing we love about it is how resilient it is—this plant is naturally resistant to many pests and diseases, which takes a lot of the pressure off when it comes to plant care. However, you’ll want to keep an eye out for mites, as they can be attracted to the high resin production.

When it comes to climate, this strain prefers a warm, dry environment similar to its Californian roots. Ideal daytime temperatures are between 70-80°F (20-27°C), with cooler nights helping to bring out those stunning purple hues. Humidity control is key, especially during flowering. We recommend keeping humidity around 55-60% in the vegetative stage and dropping it to 40% in the flowering stage to avoid mold issues.

In terms of difficulty, Grand Daddy Purple is a forgiving plant that doesn’t need a lot of extra attention to thrive. It’s robust, adaptable, and responds well to training techniques like topping or LST (Low-Stress Training) to maximize your yields. As long as you keep it well-watered and maintain stable conditions, you’ll be rewarded with beautiful, resin-coated buds that are worth every bit of effort.

Grand Daddy Purple Strain Characteristics

• Genetics: Mendocino Purple Kush x Big Bud
• Seed Type: Feminized
• Indica/Sativa: Predominantly Indica
• Flowering Time: 8-9 weeks
• Yield (Indoor): 450-550 grams/m²
• Yield (Outdoor): 700 grams - 5 pounds per plant
• Height (Indoor): Up to 3 feet
• Height (Outdoor): Up to 8 feet
• THC Content: 15-20%
• CBD Content: Less than 1%
• Resistance: High resistance to pests and diseases, except mites
• Ideal Climate: Warm and dry, 70-80°F (20-27°C)
• Aroma: Sweet grape and berry with floral notes
• Flavor: Grape, berries, and a hint of violet
• Effects: Uplifting mental high followed by relaxing body buzz

Grand Daddy Purple FAQ

Is Grand Daddy Purple sativa or indica?

Grand Daddy Purple is a predominantly Indica strain, which means you can expect more relaxing and body-focused effects. Indica strains are known for their soothing properties, perfect for unwinding after a long day. They often grow short and bushy, with broader leaves, and are typically quicker to flower than Sativas. Sativa strains, on the other hand, are more energizing and cerebral, often favored for daytime use. They tend to grow taller with narrower leaves and have longer flowering times. With Grand Daddy Purple, you get the best of the Indica world—a deeply relaxing, yet not overwhelming high, ideal for both evening use and times when you want to stay clear-headed.

How tall does Grand Daddy Purple grow?

When grown indoors, Grand Daddy Purple typically reaches a manageable height of about 3 feet, making it ideal for those with limited space. Outdoors, however, it has the potential to stretch up to 8 feet, turning into a large shrub that truly shows off its full potential under the sun. Its short, sturdy structure indoors and its ability to grow tall outdoors make this strain versatile for different growing setups.

When is the best time to harvest Grand Daddy Purple outdoors?

If you're growing Grand Daddy Purple outdoors, the best time to harvest is usually in early October. Some phenotypes may even be ready by the end of September. This timing allows the plant to soak up the summer sun and develop its dense, resinous buds, rich with purple hues. Make sure to keep an eye on your plant's trichomes to determine the perfect moment to harvest for maximum potency and flavor.

What kind of yields can I expect from Grand Daddy Purple?

Yields for Grand Daddy Purple seeds are impressive. Indoors, you can expect between 450-550 grams per square meter. Outdoor growers will see even bigger returns, with yields ranging from 700 grams to as much as 5 pounds per plant under optimal conditions. This strain is known for its heavy production, so it’s perfect for growers who are looking to maximize their harvest.

What is the flowering time of Grand Daddy Purple?

Grand Daddy Purple has a relatively short flowering time of 8-9 weeks. This makes it a great choice for growers looking for a quick turnaround without sacrificing quality. During this time, the plant develops its signature dense and sticky buds, which will start to show vibrant purple colors as they mature.