Auto Colorado Cookies by Dutch Passion – Sweet Fruity Autoflower with High THC & XL Yields

Auto Colorado Cookies by Dutch Passion delivers a deliciously sweet, tropical high with XL yields in just 11 weeks—no experience needed.

Are you tired of autoflowers that promise big but deliver bland flavor and weak effects? You plant the seed, cross your fingers, and end up with airy buds and a forgettable buzz. It’s frustrating when your grow doesn’t reflect the strain’s potential—especially with legendary genetics like Girl Scout Cookies.

That inconsistency kills confidence. You start doubting your setup, your nutrients, even your green thumb. But what if the problem isn’t you—it’s the seed? Most autoflowers sacrifice flavor and potency for speed. Not Auto Colorado Cookies. This is the rare auto that keeps the soul of its photoperiod parent while delivering fast, reliable results.

Auto Colorado Cookies is your shortcut to a top-shelf harvest. With genetics from Dutch Passion’s Auto Blueberry and a premium Colorado GSC clone, it’s built for flavor, frost, and fast finishes. You get dense, trichome-loaded buds with a creamy, fruity aroma and a deeply relaxing high—all in about 11 weeks. No guesswork, no stress, just consistent, high-impact results.

Why Auto Colorado Cookies Delivers Consistent, High-Quality Harvests

Dutch Passion didn’t just cross two strains—they engineered a connoisseur’s auto that holds onto the magic of its genetics. The Auto Blueberry base ensures fast, robust growth, while the elite GSC clone passes on intense terpenes and a powerful Indica stone. This balance means every plant, whether compact or tall, produces sticky, aromatic buds with a high that hits hard and lasts.

The plant structure is naturally bushy at first, then stretches into a hybrid shape with a strong main cola and multiple side branches. This makes it ideal for SOG or screen setups without needing aggressive training. Even beginners get great results because the plant adapts well to different environments—indoor or outdoor, soil or coco.

Factors That Influence Your Harvest (And How to Control Them)

• Use a final pot of 18–27 L (2–3 gal) to avoid root restriction and support full development.
• Transplant early—move to the final pot within 2 weeks to prevent stress and stunted growth.
• Provide 18–20 hours of light daily; this auto thrives under constant light without needing a dark cycle.
• Keep humidity at 40–50% during flowering to prevent mold, especially in dense buds.
• Feed progressively—start light and increase nutrients during peak bloom, especially potassium and magnesium.
• Don’t top or FIM—this strain builds a dominant cola; pruning can reduce yield and delay maturity.
• Harvest based on trichomes: more milky = energetic high, more amber = deeper relaxation.

Recommended Routine for Best Results Every Time

1. Germinate seeds in a moist, dark environment at 22–25 °C (71.6–77 °F).
2. Transplant to final 20 L (5.3 gal) Airpots within 10–14 days.
3. Use a soil:coco mix (4:1) for optimal drainage and root health.
4. Start light feeding at week 3, increasing gradually through bloom.
5. Monitor trichome development weekly from week 8 onward.
6. Flush with plain water 7–10 days before harvest to improve taste.
7. Dry slowly at 18–20 °C (64.4–68 °F) and 50–60% RH for 10–14 days.
8. Cure in jars for 2–4 weeks, burping daily to enhance flavor and smoothness.

Advantages of Growing Auto Colorado Cookies

• Harvest in just 11 weeks from seed to stash—perfect for fast rotations.
• XL yields up to 500 g/m² (17.6 oz/ft²) indoors with proper setup.
• Buds are rock-hard and covered in trichomes—ideal for extracts.
• Sweet, creamy aroma with mango and berry notes—stands out in any stash.
• Potent Indica effect melts stress and supports deep, restful sleep.
• Low maintenance—thrives on organic nutrients and forgiving of minor errors.
• Great for beginners and experts alike—consistent results every time.

Technical specifications

• Breeder / Brand: Dutch Passion
• Type: Autoflowering
• Dominance: Indica-dominant hybrid
• Genetics: Auto Blueberry × Girl Scout Cookie (Colorado clone)
• Life cycle: 10–12 weeks (germination to harvest)
• Indoor yield: 450–500 g/m² (15.9–17.6 oz/ft²), up to 600 g/m² (21.2 oz/ft²) with advanced setup
• Outdoor yield: 50–100 g/plant (1.8–3.5 oz/plant)
• Indoor height: 60–125 cm (23.6–49.2 in)
• Outdoor height: 75–125 cm (29.5–49.2 in)
• Difficulty: Low to medium
• Structure: Medium internodal spacing, strong central cola, bushy branching
• Stretch: Significant in pre-flower (doubles in height)
• Climate: Temperate, Mediterranean, continental
• Resistance: Moderate resistance to mold and pests
• Training: Suitable for LST; avoid topping or FIM
• Final pot: 18–27 L (5–7 gal)
• Light cycle: 18–20 h daily
• Temperature: 22–26 °C (71.6–77 °F) veg, 20–25 °C (68–77 °F) flower
• Humidity: 60–70% seedling, 50–60% veg, 40–50% flower
• pH: 6.0–6.5 (soil), 5.8–6.2 (coco/hydro)
• Smell in grow: High—use a carbon filter to control odor
• THC: High (approx. 18–22%)
• CBD: Low (approx. 0.1–0.5%)
• Aromatic profile: Limonene, myrcene, caryophyllene
• Flavour: Sweet, fruity, creamy, mango, berry
• Effect: Relaxing, euphoric, body-focused, stress-relieving

How to Grow Auto Colorado Cookies for Maximum Yield

Quick overview: Dutch Passion’s Auto Colorado Cookies is an easy-to-grow, Indica-dominant autoflower ready in 11 weeks. Ideal for indoor SOG or outdoor balcony grows in temperate climates.

Safe start: Germinate in a moist paper towel or starter cube. Transplant to final pot within 10–14 days to avoid stress. For faster rooting, Amanitha of Agrobacteria strengthens early root development.

Stable seedling: Keep humidity high (60–70%) and lights at a safe distance. Water lightly and ensure good airflow to prevent damping off.

Directed growth: Use 18–20 hours of light daily. Maintain a soil:coco mix for optimal drainage. Avoid topping—this strain builds a dominant cola naturally. Grow Ph Perfect Advanced Nutrients keeps pH stable and supports steady growth without nutrient burn.

Flowering by stages: In weeks 4–6, expect rapid vertical growth. Support side branches if needed. From week 6, increase bloom nutrients. Use a PK booster like Dutch Formula Bloom 2 in week 7–8 for denser buds and higher resin production.

Harvest, drying and curing: Check trichomes weekly. Harvest when mostly milky with some amber for balanced effects. Flush 7–10 days before. Dry at 18–20 °C (64.4–68 °F) and 50–60% RH. Cure for 2–4 weeks to enhance flavor and smoothness.

Frequently Asked Questions

What should I do if my Auto Colorado Cookies plant is stretching too much?

Some stretch is normal—this strain can double in height during pre-flower. Use low-stress training (LST) to control height, but avoid topping. Ensure lights are close enough (but not burning) to promote compact growth.

Why are the fan leaves turning yellow during flowering?

Some yellowing is natural as the plant redirects nutrients to buds. However, if it happens early or excessively, it may indicate nitrogen deficiency. Autos need less N in bloom—switch to bloom-focused nutrients and avoid overfeeding.

Can I grow Auto Colorado Cookies outdoors in a cold climate?

Yes, but aim for a warm, sunny spot. This strain handles mild temperature drops but thrives in 20–25 °C (68–77 °F). Use a greenhouse or balcony with southern exposure for best results.

How can I maximize the terpene profile?

Grow organically, avoid high temperatures during flowering, and harvest based on trichomes—not calendar dates. Cure slowly in glass jars for 2–4 weeks, burping daily to preserve terpenes.

Personal Experience of Pevgrow’s CEO (Alan)

Auto Colorado Cookies is one of those rare autos that actually lives up to the hype. I’ve grown dozens of strains, but this one stands out for its consistency. Every batch delivers that creamy, sweet aroma—like fresh-baked cookies with a tropical twist. I grew it under LEDs in a 20 L pot, and one plant hit 125 cm (49.2 in) and yielded 75 g (2.6 oz) of dense, frosty buds.

What I love most is how easy it is. No fuss, no training—just plant, feed, and watch it explode. I didn’t top it, and the main cola was massive. The high is deeply relaxing but not narcotic—perfect for unwinding after work. I’ve shared it with friends who couldn’t believe it was an auto. If you want a strain that tastes like a premium photoperiod but finishes in 11 weeks, this is it.