Fast buds

Z-UP Auto

★★★★ 4.1 · 41 reviews 100% Germ Guarantee
What our 100% guarantee means
Every Z-UP Auto seed is guaranteed to germinate. If any seed in your pack doesn't pop, we replace it free — no hassle, no extra cost.
Auto Flower
Z-Up image
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Z UP
Z UP Fastbuds
$65.00
In stock · ships in 1–2 business days
FREE Buy any Fast Buds 3-Pack, get a FREE Gorilla Zkittlez Auto 3-Pack!
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If a seed doesn't pop, we replace it — no hassle, no extra cost.
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Spend $120 to unlock 18 free seeds ($270 value) + free shipping.
About this strain

Type: Sativa-Dominant Hybrid | Feminized | Autoflowering
Genetics: Secret (Undisclosed by Fast Buds)
Sativa/Indica Ratio: Sativa-leaning
Sprout to Harvest: 8–9 Weeks (Approx. 70 Days)
Yield (Indoor): 450–500 g/m²
Yield (Outdoor): 50–200 g/plant
Height: Up to 100 cm (Compact)
Resistance:

  • Mold & Mildew: Moderate

  • Pests: Moderate

  • Cold Resistance: Moderate

  • Heat Resistance: High

Terpene Profile: Sweet citrus, lemon-lime soda, hints of sweetness
Effect: Energetic, euphoric, creative, uplifting

Z-Up Auto is a Sativa-dominant autoflower that delivers refreshing citrus terpenes, extreme potency, and an electrifying cerebral high.

This fast-finishing strain is compact, high-yielding, and packed with resin, making it a discreet yet powerful option for any grow setup.

With lemon-lime soda flavors and an energetic, euphoric effect, Z-Up Auto is perfect for creative bursts, social settings, or an uplifting daytime experience.

Designed for easy cultivation, it thrives indoors and outdoors, delivering impressive yields in just 8–9 weeks from seed.

Grower's spec sheet
Genetics & Grow Data
Packsize1 Pack, 2 Pack, 3 Pack, 5 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
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★★★★★ ✓

As a disabled Army veteran, finding balance after service isn't always easy. Cannabis became an important part of that process for me, and companies like...

★★★★★ ✓

An awesome company, top to bottom, great customer service and they always have huge discounts to get the most bang for your buck!

★★★★★ ✓

Quick responses from customer support. Even faster shipping time. Popping these babies soon. Super excited!

★★★★★ ✓

So far so good nothing to complain about

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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.