How to Grow Gelato 33 Seeds in 2025

Gelato 33 is one of the most celebrated GSC hybrids. With Sunset Sherbet × Thin Mint Girl Scout Cookies genetics, this balanced 55% indica / 45% sativa delivers dense, resin-covered buds dripping with sweet vanilla spice, lemon zest, and floral tones. It packs up to 25% THC, finishes in just 8–9 weeks, and grows to a compact 50–60 inches tall, perfect for tents or backyard grows.

Gelato 33

• Bountiful Indoor Harvest
• Designed for Advanced Growers
• Ideal for Green House Cultivation
• Indoor & Outdoor Success
• Sweet & Spicy Fusion
• Sweet, Fruity, Floral Aroma
• Up to 25% THC

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Whether you’re indoors or outdoors, this step-by-step diary shows you how to grow Gelato 33 strain for max yield and flavor.

👉 Shop Gelato 33 seeds at Hypno Seeds
🔗 Learn more about Gelato 33 strain on Leafly

Setup Checklist for Growing Gelato 33 Seeds

Gelato 33 thrives when you give it a stable environment. This strain is moderately easy to grow, responds well to training, and rewards care with frosty, flavorful buds.

🏕️ Indoor Setup

• Tent: 2×2 ft or larger
• Lighting: LED (300–600W range)
• Ventilation: Inline fan + carbon filter
• Air Circulation: Clip-on oscillating fan
• Humidity Control: Hygrometer + humidifier/dehumidifier
• Pots: 3–5 gallon fabric pots
• Medium: Soil or coco/perlite mix
• Nutrients: Standard veg + bloom feed, Cal-Mag, optional terp boosters
• Water: pH 6.2–6.6

🌞 Outdoor Notes

• Climate: Warm, sunny, Mediterranean-like
• Location: Nutrient-rich soil with good drainage
• Harvest: End of September before autumn rains
• Protection: Stakes for heavy buds + pest deterrents (netting/neem)

Germination: Starting Your Gelato 33 Grow

Use the damp paper towel method for consistency.

Steps:

1. Place seeds between two damp paper towels.
2. Sandwich between paper plates for darkness and breathability.
3. Store at 70–75°F, checking daily.
4. When the taproot reaches ~½ inch, transplant into soil root-tip down.

⚠️ Avoid sealing in bags or exposing sprouting seeds to direct light.

Week 1: Seedling Stage

✅ What to Expect

• Height: 1–2 in
• Growth: Cotyledons + first true leaves
• Color: Bright green
• Roots: Anchoring

🧪 Environment Targets

• Light: 18–24 hrs, low intensity (~24–30 in away)
• Humidity: 65–70%
• Temp: 72–77°F
• Water: Small, light circle around stem
• Nutrients: None yet (except light Cal-Mag in coco)

👩‍🌾 Tips

• Don’t overwater.
• Gentle airflow helps stem strength.
• Lower lights slightly if seedlings stretch.

Week 2: Early Veg + Optional LST

✅ What to Expect

• Height: 2–4 in
• Growth: 3–5 finger leaves
• Structure: Tight internodes
• Stems: Thicker, sturdier

🌡️ Environment Targets

• Light: 18 hrs/day, moderate intensity (~300 PPFD)
• Humidity: 60–65%
• Temp: 73–78°F
• Nutrients: Start light veg feed (¼ strength)

🌱 Optional LST

• Bend main stem gently and tie to pot edge
• Spread canopy for even light coverage

Week 4: Pre-Flower & Final Veg Training

✅ What to Expect

• Height: 8–12 in
• Growth: Bushy, pre-flowers appear
• Aroma: Hints of vanilla and citrus

🌡️ Environment Targets

• Light: 18/6, ~500 PPFD
• Humidity: 50–55%
• Temp: 73–78°F
• Nutrients: Full-strength veg feed

🌱 Final Training

• Adjust LST or SCROG net
• Defoliate lightly for airflow
• Prep for 12/12 switch next week

Week 5: Flower Begins

✅ What to Expect

• Height: 12–18 in, stretch begins
• Growth: Pistils at nodes
• Smell: Vanilla-citrus hints get stronger

🌡️ Environment Targets

• Light: Flip to 12/12
• Humidity: 45–50%
• Temp: 72–78°F
• Nutrients: Bloom feed (high P & K, lower N)

🌱 Tips

• Control stretch with LST/SCROG
• Remove large fan leaves blocking bud sites

Gelato 33

• Bountiful Indoor Harvest
• Designed for Advanced Growers
• Ideal for Green House Cultivation
• Indoor & Outdoor Success
• Sweet & Spicy Fusion
• Sweet, Fruity, Floral Aroma
• Up to 25% THC

1+1 Free$24$19view product

Week 6: Bud Sites & Trichome Development

✅ What to Expect

• Height: 18–24 in
• Buds: Sites forming on each cola
• Trichomes: Early sparkle visible
• Smell: Sweet, creamy citrus aroma

🌡️ Environment Targets

• Light: 12/12 (~600 PPFD)
• Humidity: 45%
• Temp: 70–77°F
• Nutrients: Full bloom feed + Cal-Mag

🌱 Tips

• Avoid heavy defoliation
• Support side branches early

Week 7: Bud Fattening & Aroma Surge 🌸🔥

✅ What to Expect

• Height: 24–28 in
• Buds: Stacking, thickening
• Trichomes: Visible frost
• Smell: Loud vanilla, lemon, and spice

🌡️ Environment Targets

• Light: 12/12, increase to ~700 PPFD
• Humidity: 40–45%
• Temp: 68–75°F
• Nutrients: Bloom nutes + optional terp booster

🌱 Tips

• Stake heavy branches
• Watch for nutrient tip burn

Week 8: Peak Flower & Ripening Begins

✅ What to Expect

• Height: 30–34 in
• Buds: Dense, sticky, stacking
• Pistils: Turning orange
• Trichomes: Clouding over

🌡️ Environment Targets

• Light: 12/12, ~700–800 PPFD
• Humidity: 40%
• Temp: 67–73°F
• Nutrients: Reduce nitrogen, boost PK

🌱 Tips

• Monitor trichomes with loupe
• Don’t rush, flavor peaks late

Week 9: Final Flush & Ripeness Check

✅ What to Expect

• Buds: Dense, frosty, sticky
• Trichomes: Mostly cloudy, some amber
• Pistils: 60–80% dark
• Smell: Sweet, creamy, pungent

🌡️ Environment Targets

• Light: Maintain 12/12
• Humidity: 35–40%
• Temp: 65–70°F
• Water: Plain pH’d water, flush 5–7 days

🌱 Tips

• Harvest at cloudy/amber mix for best effect
• Cooler temps boost color and terps

Harvest & Curing

• Chop at end of September outdoors or week 9 indoors.
• Dry at 60°F / 55% RH for 10–14 days.
• Cure in glass jars, burping daily for first week.
• After 3–4 weeks, buds hit peak creamy-citrus flavor.

Final Thoughts on Growing Gelato 33 Seeds

Gelato 33 rewards steady hands with frosty, flavorful buds that balance cerebral lift and body relaxation. Compact, aromatic, and potent, it’s a perfect strain for growers who want premium quality without oversized plants.

If you’ve been asking how to grow Gelato 33 strain, this diary has your roadmap from germination to cure.

👉 Shop Gelato 33 seeds at Hypno Seeds
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