Romulan Genetics
BLACK LUNG (F1)
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Every BLACK LUNG (F1) seed is guaranteed to germinate. If any seed in your pack doesn't pop, we replace it free — no hassle, no extra cost. 
$100.00
In stock · ships in 1–2 business days
Only 14 packs left at this price
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About this strain
Strain Overview
Type: Hybrid
Genetics: Mendobreath x Romulan
Flowering Time: Indoor 63-70 days / Outdoor October
Yield: Above Average-Heavy
Height / Structure: Tree-style structure, typical stretching (1-2x stretch during flowering)
Resistance: Spider Mites – Above Average, Powdery Mildew – Average, Botrytis – Average, Thrips – Above Average, Cold – Average, Heat – Average
Terpene Profile: Floral, Earth, Spice, Dank, Pepper, Baby Breath, Tar
Effect: Hybrid leaning toward Indica, relaxing without excessive sleepiness
Product Summary
Blacklung (F1) is a terpene-forward hybrid offering a complex bouquet of floral, earthy, and tar notes.
Its balanced structure and heavy yield make it ideal for growers chasing high-quality flavor and potency.
Grower's spec sheet
Genetics & Grow Data
Packsize6 Pack
Empty fields show a fill-in placeholder until you add the data per strain. Yields vary with grower experience, medium, environment, and nutrients.
What growers say
5.0
★★★★★
42 reviews
Pairs well with
Common Questions
Seeds are sold as adult novelty and collectible items. It's your responsibility to know and follow the laws in your area before germinating.
Spend $120 to unlock 18 free seeds ($270 value) plus free shipping. Eligible freebies are added automatically at checkout — no code needed.
Our 100% germination guarantee has you covered. Reach out with your order number and we'll replace any seed that doesn't pop.
99% of orders ship within 1–2 business days from Nevada in discreet, crush-proof packaging with no external branding.
Blueberry Muffin grows uniformly and forgivingly, which makes it a confident pick for newer growers. Difficulty details appear in the spec sheet once added.
BLACK LUNG (F1)
From $100.00