Chronic Feminized Seeds by Serious Seeds – High-Yielding Indica Hybrid with Sweet Aroma · Top THC Strain

Chronic feminized seeds by Serious Seeds give you a legendary, high-yielding hybrid that packs a potent punch and floods your space with a sweet, honey-strawberry aroma — all in a compact, grower-friendly plant.

Ever opened your grow room to find sticky buds scattered, trichomes everywhere, and that delicate aroma lost because things got rushed or messy?

That subtle, wildflower sweetness of Chronic? It’s fragile. Messy drying, poor handling, or chaotic harvesting can wipe it out forever — turning a world-class strain into just another average smoke. And those dense, brick-sized colas? If you’re not organized, you’ll lose resin, potency, and time.

With Chronic feminized seeds, you get total control: a clean, predictable grow that rewards attention to detail. Let it shine with proper drying, and you’ll unlock a long-lasting, full-spectrum high and a flavor profile that separates connoisseurs from casual users.

What Your Grow Space Gains with Chronic

Forget the chaos of unruly sativas or finicky phenos. Chronic brings order: a medium-height plant with minimal branching that focuses energy on one massive central cola. You’ll enjoy fewer side shoots to manage, less leaf clutter, and a harvest that’s easy to trim, dry, and store without losing that signature scent.

No more guessing which plant will stretch or surprise you. Chronic’s structure is consistent, making it perfect for SOG (Sea of Green) setups, tight spaces, or growers who value efficiency over drama.

What You Can Maximize with This Strain

Chronic isn’t just about yield — it’s about optimizing your entire grow cycle. Here’s what you can master:

• Indoor harvests up to 800 g/m² (2.82 oz/ft²)
• Outdoor yields reaching 85 g/plant (3 oz/plant)
• Sweet, honey-strawberry aroma when dried correctly
• High THC levels with a balanced indica-sativa effect
• Massive, nearly leafless colas for easy trimming
• Resin-rich buds ideal for extracts and concentrates
• Consistent performance across soil and hydro setups

Steps to a Flawless Chronic Grow

1. Start with a clean, stable germination setup using Natural Clone de Trabe to boost root strength.
2. Keep veg short — 3 to 4 weeks — to maintain compact structure.
3. Switch to 12/12 lighting and avoid topping; let the main cola dominate.
4. Monitor humidity closely during flowering to protect trichomes and aroma.
5. Use a carbon filter if growing indoors — the sweet scent becomes strong.
6. Harvest when trichomes turn milky to amber for a balanced, long-lasting high.
7. Dry slowly at 18–22 °C (64–72 °F) and 50–60% RH to preserve flavor.

Why Growing Chronic Gives You the Edge

• Higher yields without sacrificing quality
• Less time spent on training or pruning
• Easier trimming thanks to dense, leafless buds
• Better resin retention with careful handling
• Improved drying control and aroma preservation
• More consistent results grow after grow
• Greater confidence in harvest timing and potency

Technical specifications

• Breeder / Brand: Serious Seeds
• Type: Feminized
• Dominance: Indica-dominant hybrid (approx. 60% Indica / 40% Sativa)
• Genetics / Cross: AK-47 × Northern Lights × Skunk
• Indoor flowering time: 9–10 weeks
• Outdoor harvest time: Mid to late October (Northern Hemisphere)
• Indoor yield: 350–800 g/m² (1.23–2.82 oz/ft²)
• Outdoor yield: Up to 85 g/plant (3 oz/plant)
• Indoor height: 0.80–1.10 m (2.62–3.61 ft)
• Outdoor height: 1.00–1.30 m (3.28–4.27 ft)
• Difficulty: Medium
• Structure and vigour: Medium internodal spacing, strong central cola, low branching
• Ideal climate: Temperate, Mediterranean; tolerates mild humidity
• Resistance: Moderate resistance to mold and pests
• Training: Not recommended for topping; suitable for LST and SOG
• Recommended pot / substrate: 11–20 L pots; soil or coco with good aeration
• Light: 18/6 (veg), 12/12 (flowering)
• Temperature: 22–26 °C (72–79 °F) veg, 20–25 °C (68–77 °F) flowering
• Humidity: 60–70% seedling, 50–60% veg, 40–50% flowering
• pH: 6.0–6.5 (soil), 5.8–6.2 (coco/hydro)
• Smell in grow: High — use carbon filter recommended
• THC: High (approx. 18–22%)
• CBD: Low (approx. 0.5–1%)
• Aromatic profile: Strawberry, honey, sweet earth, mild spice
• Flavour: Sweet, fruity, with honey and skunk undertones
• Effect: Balanced body and cerebral high — relaxing, creative, long-lasting

How to grow Chronic feminized seeds

Chronic is a grower’s dream: predictable, high-yielding, and packed with flavor when treated right. Here’s how to get the most out of it.

Quick overview: feminized · Serious Seeds · 9–10 week flower · medium difficulty · ideal for indoor SOG or outdoor in mild climates.

Safe start: Germinate in a moist, dark environment at 22–25 °C (72–77 °F). Transplant once the taproot is ~1 cm (0.4 in) long.

• Use jiffy pellets or starter cubes for minimal root disturbance
• Keep humidity high (70%) during first week
• Apply Root Stimulator de B.A.C to accelerate early growth
• Provide gentle light (T5 or LED) to avoid stretching
• Avoid overwatering — let topsoil dry slightly between irrigations

Directed growth: Keep veg short (3–4 weeks) to control height and promote main cola development.

• Use 18/6 light cycle with strong HPS or full-spectrum LED
• Stick to airy soil or coco with perlite for root health
• Train gently with LST to expose lower nodes
• Feed moderate nitrogen — avoid excessive vegetative growth
• Move to final pot (11–20 L) early to reduce stress

Flowering by stages: Switch to 12/12 and let Chronic shine without aggressive pruning.

• Expect rapid bud formation in first 2 weeks
• Lower humidity to 40–50% to prevent mold
• Boost flowering with HESI Bloom Complex for Soil
• Support heavy colas with stakes if needed
• Flush 7–10 days before harvest to improve taste

Harvest, drying and curing: Timing is everything for aroma and effect.

• Harvest when 70% of trichomes are milky, 30% amber
• Dry slowly at 18–22 °C (64–72 °F) and 50–60% RH
• Cure in glass jars for 2–4 weeks, burping daily
• Proper curing enhances sweetness and smoothness
• Store in airtight containers away from light and heat

Frequently Asked Questions

How much yield can I expect from Chronic feminized seeds?

Indoors, expect 350–800 g/m² depending on setup. Outdoors, plants can produce up to 85 g each in optimal conditions. SOG setups maximize yield per square meter.

Does Chronic need topping or pruning?

No — Chronic does not respond well to topping. It focuses energy on a single large cola, so aggressive pruning can reduce yield. LST (low-stress training) is preferred for light exposure.

Why is my Chronic losing its sweet smell?

The aroma is delicate. Drying too fast, storing while damp, or using plastic bags before fully dry will destroy the honey-strawberry scent. Dry slowly in the dark at proper humidity.

Is Chronic good for making extracts?

Yes — its high resin production and dense trichomes make it excellent for dry sift, hash, and solventless extracts. Many users report top-tier results with rosin pressing.

Can I grow Chronic outdoors in a humid climate?

It has moderate mold resistance, but high humidity increases risk. Grow in a sheltered spot with good airflow, or use preventative treatments during flowering.

Personal Experience of Pevgrow’s CEO (Alan)

I’ve grown Chronic three times now — once in soil, twice in coco — and it’s always delivered. The first harvest was eye-opening: that central cola was so dense it bent the stem. I didn’t stake it early enough, learned my lesson. Now I use bamboo from week 3.

What really surprised me was the flavor. I’d heard ‘sweet’ but didn’t expect that honey-strawberry punch — especially after a proper cure. I dry mine in a dark closet at 55% RH, and I never rush it. If you skip that step, you’re wasting this strain.

My pro tip? Don’t top it. I tried once to create a multi cola setup — total mistake. Yield dropped, and the side buds never matched the main one. Let Chronic do its thing: one monster bud, less work, more resin. And yeah, that AK-47 lineage? You feel it — long, clear-headed buzz that lasts for hours.