Harlequin Seeds

World Wide Cultivars
Feminized
Photoperiod
EU
0.0

Harlequin Strain Characteristics

Strain brand World Wide Cultivars
Strain Gender Feminized
Strain light cycle Photoperiod
Suitable for growing Outdoor, Indoor
Strain THC level 3 - 6%
Strain CBD level 6 - 8.5%
% Sativa/ Indica/ Ruderalis 75% Sativa / 25% Indica
Strain harvest 1.8 - 2 oz/ft² indoors
24.7 oz/plant outdoors
Indoor flowering time 56 - 70 days
Strain height 59.1 inches indoors
59.1 inches outdoors
Strain effect Relaxed enough to be nice
Genetics Colombian Gold x Thai x Swiss Sativa
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Harlequin is for people who like their cannabis clear-headed, social, and not trying to steal the whole afternoon. Piney herbal smoke sets a calm tone, while the CBD-rich profile keeps the experience light on psychoactive drama. Think easy conversation and no sudden couch hostage situation.

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Disclaimer: This website is intended for adults 21+ only. Cannabis seeds sold by Herbies contain less than 0.3% THC and are legal in the United States under applicable federal law. They are sold as collectible souvenirs and for genetic preservation purposes. The legality of germination and cultivation depends on your state and local laws. It is your responsibility to know and comply with the laws in your jurisdiction before ordering, possessing, or germinating seeds. Herbies does not encourage or condone any unlawful activity. Any information on this website is provided for educational purposes only and is not medical advice.

Description

Harlequin Strain Info

Harlequin is a feminized photoperiod strain with a 75% Sativa/25% Indica ratio, 3-6% THC, and 6-8.5% CBD. This Sativa-dominant cultivar is known for its gentle, functional character, making it a very different creature from high-THC modern heavyweights. The effect profile leans happy, relaxing, and talkative, with a clear social quality that suits users who want mood lift without heavy intoxication. Its herbal-pine flavor gives the smoke a classic green freshness, while the source text also highlights a sweet musky mango aroma and earthy floral depth.

Genetics

Harlequin was created from Colombian Gold, Thai, and Swiss Sativa genetics. To avoid turning that heritage into a plain family-tree list, think of it as old-school Sativa brightness shaped by a steadier European influence. Colombian Gold brings classic uplift and sunny clarity. Thai adds tropical Sativa energy, while Swiss Sativa helps reinforce the clean, resilient structure that made Harlequin popular among CBD-focused growers.

Flowering Time

Harlequin flowers in 56-70 days, or about 8-10 weeks indoors. That timing fits its Sativa-dominant background while still staying manageable for cultivators who want predictable planning. The final weeks are especially important for preserving its CBD-rich profile, so a stable environment and careful harvest timing matter here.

Yields

Indoors, Harlequin can produce around 1.8-2oz/ft² (550-600g/m²). Outdoors, growers can expect approximately 24.7oz (700g) per plant in suitable conditions. These figures make it a productive option for a CBD-forward cultivar, especially when growers provide long sun exposure outside or a well-managed indoor canopy.

Effects

The high begins with a gentle mood lift that feels more like opening a window than launching a rocket. A happy tone comes through clearly, helping conversation feel easier and more natural. Relaxation follows without flattening the experience, so Harlequin can support a calm social mood while keeping the mind present. It is a good choice for users who want cannabis to participate in the day, not rewrite the whole schedule.

Social
Relaxed
Happy

THC and CBD Levels

Harlequin contains 3-6% THC and 6-8.5% CBD. This cannabinoid profile gives it a mild psychoactive effect compared with high-THC strains, while the CBD presence helps shape a smoother and more manageable experience. The result is a balanced feel that stays functional, making Harlequin especially appealing for users who prefer clarity over intensity.

Smell and Taste

The main flavor notes are herbal and pine, giving the smoke a clean forest-like quality. The source text also mentions sweet musky mango, wildflower hints, and an earthy base, so the profile has more softness than the simple two-note listing suggests. Expect a fresh inhale with a grounded finish, plus just enough sweetness to keep the pine from feeling too sharp.

Pine
Floral

Grow Tips

Harlequin is moderately easy to grow and hardy, though mildew prevention matters in wet or muggy conditions. Plants reach about 4.9ft (150cm), and the source text recommends well-draining soil, low humidity, and ScrOG training for better indoor structure.

  • Use ScrOG indoors to create a level canopy and improve lower flower development.
  • Keep temperatures around 70-80°F (21-27°C) for stable growth.
  • Lower RH from 55-60% in veg to around 40% during flowering.
  • Choose well-draining soil to reduce mildew and root issues.
  • Outdoors, aim for long sun exposure in mild, relatively dry climates.

Harlequin Seeds for Sale

Searching for feminized seeds with CBD-rich balance and a clear social effect? Harlequin brings piney herbal flavor, generous yields, and a mellow Sativa lift to the grow room. Buy online from Herbies and let this classic CBD cultivar keep your next harvest calm, bright, and pleasantly talkative.

Strain FAQ

Is it legal to order cannabis seeds to the USA?
Yes. At Herbies, cannabis seeds are sold as collectible souvenirs. We ask you to check your local laws before ordering, as by ordering you confirm that you are complying with them.
Is this strain suitable for outdoor growing in the USA?
Absolutely. is an excellent choice for outdoor cultivation in the climate of the USA. To ensure the best possible results, we recommend checking the strain's specific preferences in the "Characteristics" section and matching them with your local conditions.
What are the most popular payment methods for customers in the USA?
We offer a variety of secure payment options for customers in the USA. These include major credit and debit cards (Visa, Mastercard), bank transfers (including SEPA), and cryptocurrencies like Bitcoin and USDT. For the most accurate and up-to-date list of methods available for your specific order, please proceed to the checkout page.

Why Buy Seeds from Herbies in the USA

  • 20+ years of trust from the grower community.
  • Guaranteed authentic genetics.
  • Stealth, fast shipping directly to the USA.
  • Multiple secure payment options for your convenience.
  • Free seeds and gifts with every purchase.
  • Germination guarantee on all freshly stored seeds.
  • Backed by thousands of positive reviews worldwide.

USA Shipping FAQ

Do you ship to the USA?

Yes. We ship to the USA. Estimated delivery time is 2-5 business days.

Is my shipping discreet?

Yes. We ship in plain, unbranded packaging. The envelope shows only the necessary delivery details - there’s no mention of Herbies and no indication of what’s inside. For extra privacy, you can choose our optional stealth (“Ninja Mode”) packaging, where the seeds are concealed inside a small souvenir.

When will you ship my order?

We assemble and dispatch orders within 24 hours after payment has been received during working days. On rare occasions, it might take more time than that. Orders placed on weekends are processed and shipped on the next working day.

Once I’ve placed an order, how do I get my tracking number?

You’ll get an email with the tracking number after your order is dispatched. Orders are normally processed on weekdays and dispatched within 24 hours (rarely, it can take longer).
If your tracking number is not in your inbox, be sure to check your spam and promotions folders. If the tracking message is not there, please contact us via [email protected] or our live chat.

What company do you ship with?

Currently, we ship with Correos, UPS, Fedex, DHL and Tipsa. You can find more info on shipping and calculate costs/estimated time of delivery on our Shipping page.

What if I haven’t received my order?

If your order hasn’t arrived, please contact [email protected] or submit the support form on our website.
If your order has arrived but there’s a problem, please contact [email protected].

Do you send to P.O. Box addresses?

Delivery to P.O. Boxes isn’t available in all countries. For an exact answer for your country, please email [email protected] or contact us via the live chat on our website.

Written by
Ethan Cole
Cannabis cultivation expert and writer

Cannabis cultivation expert with over a decade of experience in indoor growing and grower education.

Reviewed by
Sylvia Johnson
Indoor growing expert and cannabis writer
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Harlequin Strain Reviews
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