Granddaddy Purple (GDP) — Cannabis Strain Profile

Granddaddy Purple, commonly known as GDP, is a classic indica-dominant strain celebrated for its deeply relaxing effects and rich, fruit-forward flavor. It is widely regarded as a cornerstone strain in modern indica genetics.

Origin & Background

Granddaddy Purple originated in California, developed in the early 2000s. It quickly gained recognition for its strong body effects, vibrant purple coloration, and consistent potency, becoming a staple strain across many regions.

Genetics / Lineage

Granddaddy Purple is an indica-dominant strain, bred from:

• Purple Urkle

• Big Bud

This genetic pairing contributes to its sedating qualities, dense structure, and signature grape-like aroma.

THC Level / Potency

• Typical THC range: ~17%–27%

• Potency is considered moderate to high, depending on cultivation and phenotype.

• Effects tend to feel heavier due to its indica dominance.

Flavor & Aroma Profile

Granddaddy Purple is commonly described as having:

• Sweet grape and berry flavors

• Notes of candy-like sweetness

• A mild earthy and herbal undertone

The aroma is rich and fruity, often compared to grape candy or wine.

Commonly Reported Effects

Granddaddy Purple is commonly associated with:

• Deep physical relaxation

• A calm, peaceful mental state

• Reduced mental tension and stress perception

Some individuals report strong sedative qualities at higher potency levels.

Best Time for Use

Granddaddy Purple is most often associated with:

• Evening or nighttime use

• Relaxation, rest, or winding down

• Situations where physical calm and restfulness are preferred