Passion #1 cannabis strain story and grow tips

Passion #1 cannabis strain story and grow tips

Passion #1 is a hybrid cannabis strain bred for real-world outdoor growing in cooler, wet and grey regions. She was selectively bred outdoors in The Netherlands over several years, giving her inbuilt natural genetic adaptations which allow her to thrive in tough conditions.

Passion #1 is a classic Dutch Passion outdoor cannabis seed choice relied on by outdoor growers in Northern Europe as well as North America/Canada and beyond.

Repeat Passion #1 growers trust her resilient outdoor growth, very good mould resistance, late-September finish and reliable performance where many other cannabis strains would struggle. She produces strong vigorous branching, dense resinous buds and the potential for very high yields with a famously satisfying and strong high.

She suits Northern European conditions particularly well, delivering very high yields without needing constant sunshine.

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Passion #1 strain specs

Available in packs of 1, 3, 5 or 10 seeds (feminised & regular).

Passion #1 strain specs

Breeder: Dutch Passion

Genetics: Hybrid

Indoor flowering: ~8 weeks

Outdoor harvest: Late September

Yield potential: Very high

Plant height: Tall

Structure: Strong vigorous branching

Terpene profile: Earthy, classic hash notes

Mould resistance: Very good

Best climate: Northern Europe

Ideal growing environment: Outdoor gardens, greenhouse, guerrilla grow

Passion #1 key plant traits explained

Outdoor cannabis growers rely heavily on the durability, toughness and weather resistance of their outdoor strains. Here is why so many choose Passion #1 seeds, year after year:

Resilient outdoor growth

Passion #1 plants develop strong vigorous branching that supports long heavy blooms during flowering. The branches are tough enough to survive strong winds and stormy Northern European outdoor conditions. She reaches tall heights in good, sheltered conditions and grows very well in a greenhouse. Yields of well over 1 kg per plant are possible from a full-sized specimen.

Mould resistance

Passion #1 shows very good mould resilience in humid Northern European climates. This, alongside her general outdoor toughness and reliability, have made her a popular choice for outdoor growers for many years – and for all the right reasons. Many grow her season after season.

Born in the Dutch climate: The OG Indica Backbone

Passion #1 originated in the Netherlands through selective outdoor breeding under real Northern European weather. Dutch Passion focused on a strong OG Indica backbone, selecting the toughest, most vigorous plants that could handle wind, rain and cooler summers over multiple generations.

The breeding focused on resilience and very high yields under cooler, grey, unreliable Northern European summers rather than ideal Mediterranean conditions.

The result is this classic Passion #1, a stable hybrid shaped by real seasons that has remained a favourite outdoor strain – proof that nothing beats professional breeding under real-world conditions over several generations. Born in the Dutch Climate, quite literally!

passion 1 cannabis plant grown outdoors

Related:
Why Northern Europe needs specific outdoor cannabis seeds

Growing Passion #1 feminised seeds outdoors

Passion #1 excels in Northern European climates with cool, humid and variable weather. Germinate feminised cannabis seeds indoors around March–April under lights for a strong head start.

Passion #1 is often transplanted outdoors to the garden, guerrilla location, patio around mid-May for most Northern Europeans. This should be after the last frost has passed and after a few days of gradual hardening-off to outdoor conditions. Greenhouse growers, especially those with heated greenhouses often start a month or so earlier.

Use topping, low-stress training (LST) and selective pruning to create an open canopy — this improves light penetration, airflow and mould prevention while maximising bud sites on the strongly branched structure. Cannabis topping and LST are also useful techniques to manage her tall height potential. She grows well whether in containers or planted in the open ground.

Passion #1 thrives in a site that enjoys unobstructed sunshine when available, so opt for locations without overhanging tree branches etc. Like all the best outdoor cannabis strains she does well with moist nutritious soil which has benefitted from improvements at the end of the previous grow season. This means well dug-over earth, with added fertilisers, well-rotten manure etc.

Passion #1 outdoor grow timeline

A short period of indoor veg growth prior to planting outdoors gives a larger final plant and subsequent harvest. Passion #1 is planted outdoors typically during May and harvested around late September. If you grow at extreme latitudes e.g. Northern Scandinavia, Northern England etc autumn weather may not always allow outdoor plants to ripen fully. In these cases, autoflower seeds would be a safer option.

Outdoor grow timeline

March–April: Germinate cannabis seeds indoors

May: Move plants outdoors

June–July: Vegetative growth

August: Flowering begins

Late September: Harvest

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Common mistakes when growing Passion #1

• Planting too late outdoors (reduces vegetative growth and final size)

• Poor airflow around plants (even with good mould resistance, dense canopies can trap moisture which encourages mould/rot)

• Overcrowding outdoor plants (limits branching, airflow, light penetration and overall yield)

• Not taking the opportunity to pre-grow her indoors for a few weeks initially.

Who should grow Passion #1

Passion #1 is a reliable outdoor feminised seed buy for Northern European outdoor growers with damp, cool and often overcast climates. Her ability to grow well across a broad spectrum of sub-optimised conditions with low maintenance has made her a success with guerrilla growers as well as beginners across North America and Northern Europe.

Passion #1 is also a guaranteed mega cropper when grown in a greenhouse. The only growers who don’t really grow Passion #1 are indoor cannabis growers who have no real value for the specialist outdoor cannabis cup winning resilience. She’s ideal for Northern European outdoor growers and cultivators dealing with cool, damp climates.

Expert grow tips for Passion #1

Tip 1 – Provide good spacing between plants to improve airflow.

Tip 2 – Starting seeds indoors will give plants a stronger start in spring.

Tip 3 - During winter take the opportunity to prepare your ground for the following season. Dig over the soil to aerate it and break down clumpy material. Add rotten manure, seaweed, fish/blood/bone meal, bat guano etc to ensure moist nutritious soil for the following season.

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Passion #1 cannabis strain FAQ

Is Passion #1 good for outdoor growing?

Yes, she is bred specifically for tough Northern European conditions and is a classic outdoor variety that delivers reliable results year after year. She also performs very well in Canada and Northern USA regions where proven resilience in challenging weather is essential.

When does Passion #1 finish outdoors?

Late September in Northern Europe. In poor conditions, early October.

Is Passion #1 resistant to mould?

Yes, she has very good mould resistance and performs particularly well in wet and cool climates. This is a key reason for her popularity with outdoor growers.

How tall does Passion #1 grow?

Up to 4m outdoors or in tall commercial greenhouses. She can be almost as wide with strong lateral branching. Ensure ample room when growing!

Is Passion #1 suitable for beginners?

Absolutely. The fact that Passion #1 is successfully grown by thousands of guerrilla growers with little-to-no maintenance shows how tough this outdoor feminised seed variety is. A perfect choice for first-time outdoor cannabis growers that need inbuilt genetic toughness that can succeed in demanding conditions.

Final thoughts and bonus tips

Passion #1 offers vigorous outdoor growth, very high yields, strong branching and very good mould resistance. Everything Northern European outdoor growers need for reliable success in cooler, damp climates. Whether you grow in a garden, greenhouse or guerrilla spot, this classic variety consistently delivers.

Buy Passion #1 cannabis seeds for your next outdoor grow and see the difference that professionally bred outdoor genetics can make!

Passion #1 cannabis strain story and grow tips
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