Harlequin GDP is a CBD-rich hybrid cannabis strain bred from Harlequin and Granddaddy Purple, known for an earthy grape flavor and a calm, lucid high. Reader reports show roughly 7% to 8% CBD and 5% to 6% THC, about a 3:1 ratio. The breeder is not documented.
Harlequin GDP Strain at a Glance
| Type | CBD-rich hybrid |
|---|---|
| Also known as | HAG |
| Lineage | Harlequin × Granddaddy Purple |
| Breeder / origin | Not documented |
| THC | 5–6% (typical lab range) |
| CBD | 7–8% |
| Dominant terpenes | Myrcene, Pinene, Limonene |
| Aroma and flavor | earthy, grape, woody |
| Reported effects | relaxed, focused, uplifted |
| Best for | daytime calm, mild discomfort, low-intoxication use |
Where Harlequin GDP Comes From
Harlequin GDP crosses Harlequin, the well-known high-CBD strain, with Granddaddy Purple. Leafly calls it sativa-dominant, though it also lists it as a hybrid. The breeder isn’t named by Leafly. Details of its history are thin.
Harlequin GDP Effects: What It Feels Like
Reviewers report relaxed, focused and uplifted effects, with happy and creative feelings. With CBD above THC the high is gentle. Some people feel dizzy or anxious.
Harlequin GDP Terpenes, Aroma and Flavor
Earthy with grape and woody notes. Leafly reports myrcene, pinene and limonene.
- Myrcene: earthy, musky and herbal, also found in mango and hops
- Pinene: fresh pine, also found in pine needles and rosemary
- Limonene: bright citrus, also found in lemon and orange peel
Terpene levels vary from grower to grower and batch to batch, so check the lab label on the package. Learn more in our guide to cannabis terpenes.
Side Effects and How to Use Harlequin GDP
Anxiety, dizziness and dry mouth are listed; one reviewer reported sleepiness.
With Harlequin GDP, as with any strain, a smaller dose usually avoids anxiety or grogginess. Our cannabis safety guide covers what to do if you take too much.
Do People Use Harlequin GDP for Medical Reasons?
Leafly readers mention stress, anxiety and pain most often. These are anecdotal reports and not medical advice.
These are user reports, not clinical findings. For what research actually supports, see our cannabis health and research section, and talk to your doctor before using cannabis for a health condition.
Strains Like Harlequin GDP
- Harlequin: the CBD-rich parent
- Granddaddy Purple: the other parent
- ACDC: another high-CBD strain
- Cannatonic: another CBD-forward hybrid
Browse more hybrid strains, the full strain directory, or our guide to cannabis strains.
Where to Buy Harlequin GDP in Washington and Oregon
Dispensary menus change every week, and Harlequin GDP may be sold under its own name, as a cross or as a pre-roll or vape. The fastest way to find it is to check store menus online before you go. In Spokane, browse Spokane dispensaries and check the menus at stores like Cannabliss and 4:20 Friendly. In Portland, browse Portland dispensaries and check the menus at stores like Gnome Grown Alberta and Papa Buds. You can also browse every licensed store in Washington and Oregon. Adults 21 and older can buy with a valid photo ID; see cannabis laws by state for purchase limits.
Harlequin GDP FAQ
Is Harlequin GDP indica or sativa?
A hybrid, often called sativa-dominant.
What is Harlequin GDP a cross of?
Harlequin and Granddaddy Purple.
How much CBD does it have?
About 7% to 8%, with 5% to 6% THC.
Will it get you high?
Only mildly, given the low THC.
For adults 21+ in legal states. Strain information reflects breeder descriptions, lab data and user reports; effects vary by person and batch. Not medical advice.
