Grandaddy Purple by Big Head Seeds
Grandaddy Purple, also known as GDP, is a legendary Indica-dominant hybrid created by crossing Big Bud and Purple Urkle. Since its introduction in 2003, it has gained global recognition for its stunning purple buds, resin production, and powerful effects. Known for its grape aroma and fresh berry taste, Grandaddy Purple is loved for its instant euphoria and deep, full-body relaxation.
Strain Information:

Strain Name: Grandaddy Purple

Strain Breeder: Big Head Seeds

Lineage: Big Bud × Purple Urkle

Genetics: Mostly Indica

Seed Type: Feminised

Flowering Type: Photoperiod

Flowering Time: 9 weeks indoors; outdoors early October

Effect: Euphoric, relaxing, happy, full-body calm

Aroma: Heady grape

Taste: Freshly picked berries with sweet undertones

Height: Medium, bushy growth

Yield: High, oversized crystal-encrusted buds
Strain Description:

Grandaddy Purple delivers 20–23% THC and is renowned for its oversized, purple-hued buds drenched in trichomes. The aroma is dominated by rich grape, while the flavour offers freshly picked berries with a sweet finish. Effects are powerful and immediate, flooding both mind and body with euphoria and blissful relaxation. Time seems to slow as tension dissolves, making GDP an ideal evening strain for unwinding and deep calm.
Growing Information:

This feminised strain flowers in around 9 weeks indoors, while outdoor growers can expect harvests by early October. Grandaddy Purple is easy to grow in most conditions and rewards cultivators with heavy yields of resinous, colourful buds. Its Big Bud heritage contributes size and yield, while Purple Urkle adds flavour and colour.
Strain Flavour And Aromas:

The terpene profile features dominant grape aromas that carry through to the smoke, accompanied by sweet berry flavours. Together, they create a rich and indulgent experience, appealing to those who enjoy fruity and dessert-like strains.
Strain Lineage:

By crossing Big Bud and Purple Urkle, Grandaddy Purple combines massive yields with striking purple hues and sweet grape-berry flavours. Its genetics provide both potency and beauty, cementing its place as one of the most iconic Indica strains of modern cannabis.
Strain Summary:

Grandaddy Purple by Big Head Seeds is a mostly Indica hybrid with 20–23% THC, famous for its oversized purple buds, grape aroma, and berry flavours. Delivering euphoric, body-soothing effects, it is a globally recognised classic that’s easy to grow and highly rewarding for both cultivators and consumers.
Disclaimer: All seeds sold at Breeders Collective are strictly intended as souvenirs and for preservation purposes. We do not condone or encourage breaking any laws regarding cannabis. It is your responsibility to research and adhere to the laws in your jurisdiction regarding the purchase, possession, and use of cannabis seeds.