Price range: $15.00 through $65.00

Breeders: FastBuds
FastBuds

🥭 Tropical guava dripping…
🍬 Mango candy sweetness…
❄️ Frost like powdered sugar…

👉 Fast-growing. Flavor-loaded.
Guava Runtz Auto is built different.

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Description

Guava Runtz Auto Feminized Seeds

 

Guava Runtz Auto Feminized Seeds by Fast Buds are part of the brand’s premium Champions Line, engineered to deliver elite terpene expression, fast autoflower growth, and consistent high-quality yields.

This cutting-edge F1 hybrid combines the award-winning Guava Auto RF3 with Mango Runtz F5 Auto (Mephisto Genetics)—bringing together tropical intensity and candy-sweet complexity into a compact, high-performing plant.

From early development, Guava Runtz Auto displays strong hybrid vigor, forming:

❄️ Dense, resin-coated buds
🌿 Compact, well-structured plants
✨ Frosty, high-end bag appeal

👉 This is an autoflower that competes with photoperiod quality.


🥭🍬 Flavor & Terpene Profile 

This strain hits instantly with:

🥭 Juicy guava fruit
🍬 Sweet mango candy
🍦 Creamy Runtz finish

👉 Smooth, exotic, and layered

Think:
Tropical smoothie meets candy shop

👉 Built for flavor chasers and terp hunters


Effects (BALANCED & MODERN)

⚡ Fast-acting cerebral lift
😄 Euphoric, uplifting mood
😌 Smooth body relaxation

👉 Delivers:

🧠 Creative clarity
😌 Relaxed but functional feel
🔥 Long-lasting balance

Perfect for:

  • Daytime chill ☀️
  • Social sessions 🗣️
  • Creative work 🎨
  • Flavor-focused smokers

🌱💎 GROW INFO 

✔ Autoflower (no light cycle changes)
✔ Feminized (consistent female plants)
✔ Early hybrid vigor

⏱️ Lifecycle: ~9–10 weeks (seed to harvest)
📦 Yield: Medium–High
🌿 Structure: Compact, easy to manage

👉 Ideal for:

  • Indoor tents
  • Outdoor quick runs
  • Multiple harvest cycles

🧠 QUICK Q&A

Q: Is Guava Runtz Auto indica or sativa?
👉 Balanced hybrid with uplifting and relaxing effects.

Q: What does it taste like?
👉 Tropical guava, mango candy, and creamy sweetness.

Q: How long does it take to grow?
👉 About 9–10 weeks from seed to harvest.

Q: Is it beginner-friendly?
👉 Yes — compact, fast, and easy to manage.

Q: What makes this strain special?
👉 F1 hybrid vigor + tropical terpene profile + autoflower speed.

Breeders

FastBuds

Fast Buds Autoflower Seeds – Fast, Potent, High-Yield Genetics

 

Fast Buds is a leading cannabis breeder specializing in autoflower seeds with high THC, fast growth cycles, and strong yields. Founded in 2010 with California genetics, Fast Buds creates premium autoflower strains that combine speed, potency, and terpene-rich flavor for growers worldwide.

Q: What are Fast Buds seeds known for?
A: Fast Buds is known for premium autoflower cannabis seeds with fast growth, high THC levels, and strong yields.

Q: How long do Fast Buds autoflowers take to grow?
A: Most Fast Buds autoflower strains are ready to harvest in 8–10 weeks from seed.

Q: Are Fast Buds seeds good for beginners?
A: Yes, Fast Buds autoflower seeds are easy to grow and require less maintenance, making them ideal for beginners.

Q: Do Fast Buds strains have high THC?
A: Yes, many Fast Buds strains exceed 20% THC while maintaining strong terpene profiles and yields.


Some growers wait months…

Fast Buds said: “Why wait?”

Welcome to Fast Buds — the brand that took autoflower genetics from “beginner option” to elite-tier fire.


🌴 Born in California. Built for Speed.

Founded in 2010, Fast Buds came out of the gate with one mission:

👉 Perfect autoflower genetics and take them global.

Rooted in California’s cannabis culture, they partnered with some of the best U.S. growers to develop strains that weren’t just fast…

🔥 They were loud, potent, and flavorful.

And no matter how global they’ve become…

👉 That Cali DNA still runs through every seed.


⚡ Autoflowers — But Make Them ELITE

Let’s clear something up…

Old-school autos used to be: ❌ Low potency
❌ Weak flavor
❌ Small yields

Fast Buds flipped the entire narrative.

Through years of breeding and refinement of ruderalis genetics, they created:

  • 🔥 High THC autoflowers (20%+ easy)
  • 🍬 Terpene-rich profiles (candy, gas, fruit, dessert)
  • 🌱 Dense, high-yielding plants
  • ⏱️ Fast life cycles (8–10 weeks seed to harvest)

👉 These aren’t “starter plants” anymore…

These are main event genetics.


🧬 Science Meets Hustle

Fast Buds didn’t just cross plants and hope for the best…

They went deep into:

  • 🧪 Genetic stabilization
  • 🌿 Terpene enhancement
  • 📈 Yield optimization
  • ⚡ Speed without sacrificing quality

Taking Canadian ruderalis and pushing it in every direction…

👉 Until autos could stand toe-to-toe with photoperiod strains.


🌍 Global Takeover Mode

Fast Buds is now grown worldwide:

  • 🇺🇸 USA
  • 🇪🇺 Europe
  • 🇨🇦 Canada
  • 🌏 Expanding international markets

From small tents to large-scale grows…

👉 Fast Buds delivers consistent results across environments.


🍭 Flavor + Power = Fast Buds Signature

What sets them apart?

👉 Flavor-forward autoflowers with punch.

Expect:

  • 🍓 Fruity sweetness
  • 🍬 Candy terps
  • ⛽ Gas undertones
  • 🍦 Creamy dessert profiles

All wrapped in: 🔥 Frosted buds + vibrant colors + serious potency

Fast Buds is:

  • ⚡ The leader in autoflower genetics
  • 🌴 Cali-inspired flavor innovators
  • 🔥 High-speed, high-potency breeders
  • 🌍 A global force in modern cannabis

If Dutch Passion built the early auto foundation…

👉 Fast Buds turned it into a high-performance machine.


💥 Final Hit

Fast Buds didn’t just speed things up…

👉 They upgraded the entire autoflower experience.

Faster grows.
Louder terps.
Stronger results.

Grow faster. Harvest sooner. Smoke better.

FastBuds
Additional information
Seed Bank

Fast Buds

Seeds In Pack

, ,

Strain Genetics

Guava Auto RF3 x Mango Runtz F5 Auto

Variety

Hybrid

Flowering Type

Autoflower

Sex

Feminized

Aroma /Flavor

,

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