High yielding seeds

High yielding cannabis seeds are cannabis genetics that deliver maximum gram-per-plant and gram-per-square-metre harvests — think 500–700 g/m² indoors and 700g+ per plant outdoors. Genetics like Moby Dick, Blue Dream, and the Big Bud-descended Granddaddy Purple dominate this category. Buy high yielding cannabis seeds from Azarius — Amsterdam's original online smartshop since 1999, with feminized photoperiod and autoflower options shipped across the EU.

High-Yielding Cannabis Seeds — Buying Guide for Heavy Harvests

High yielding cannabis seeds are genetics selected for heavy bud production, typically 500+ g/m² indoors under a 600W light or 600+ grams per plant outdoors. What separates a yield monster from an average strain comes down to branch structure, tight internodal spacing, dense bud formation, and vigour during the stretch phase. Sativas like Moby Dick and Amnesia-lineage hybrids tend to stretch hard and fill a tent with long colas; indica-leaning heavy yielders like Granddaddy Purple (bred with Big Bud parentage) pack dense, rock-hard nugs onto shorter frames.

We've sold seeds since 1999 and the question that comes up every week is "which one gives the biggest harvest?" The answer depends on whether you're growing indoors, outdoors, under a tent with a SCROG net, or on a balcony — and whether you're willing to trade a couple of potency points for an extra 150g per square metre.

Yield Comparison — Top High-Yielding Strains We Carry

Read the table by matching your setup to the right column. A 1.2m x 1.2m tent running 600W comfortably hits the g/m² figures above if your training and environment are dialled. Balcony or garden growers should focus on the outdoor g/plant column — Moby Dick and Blue Dream are the obvious picks if you've got sun and space. For regional climate data, the EMCDDA cannabis market reports cover typical European outdoor growing zones.

What Makes a Strain High-Yielding

Three things separate a heavy yielder from a mediocre one. First, genetics — Big Bud, Critical, Northern Lights and Afghani landraces are the backbone of most yield monsters; Moby Dick's White Widow x Haze cross is the classic modern example. Second, plant architecture — tight internodal spacing means more bud sites per vertical metre, and strong side branches let you train wide canopies. Third, bud density — a strain that produces airy, fluffy buds will never weigh as much as one that packs dense, rock-hard colas even if the plant looks the same size.

You'll notice Bruce Banner, GG4, Gelato, Ice Cream Cake, Runtz, Sour Diesel, Permanent Marker and Cheese Auto all feature in our range too. Some of these are yield-first picks (Bruce Banner and GG4 both run dense and productive); others like Gelato and Permanent Marker are flavour/potency-first strains that still pull respectable weight if you train them properly. We're honest about that distinction — don't order Permanent Marker expecting Moby Dick numbers.

Training Methods That Amplify Yield

• SCROG (Screen of Green) — a horizontal net 20–30cm above the pot forces the plant to fill the screen with even-height bud sites. Easily adds 30–50% to your final yield on sativa-leaning strains like Moby Dick, Sour Diesel, and Blue Dream.
• Topping — cut the main stem above the 4th or 5th node to get two main colas instead of one. Essential for bushy structure on Bruce Banner, GG4, and Wedding Cake.
• LST (low-stress training) — tie branches down to flatten the canopy and expose lower bud sites to light. Works on everything, including autoflowers where topping is risky.
• Defoliation — strip large fan leaves during late veg and week 3 of flower to open airflow and push light to developing buds. Do it selectively; over-defoliating stunts the plant.
• Lollipopping — remove the bottom third of growth that won't get good light anyway. The plant redirects energy to the top canopy, giving you fewer but heavier buds.

High-Yielding Autoflowers

Autoflowers used to mean sacrificing yield for speed. Not anymore. Do-Si-Dos Auto pulls up to 700 g/m² in 8–9 weeks from seed — that's photoperiod territory without the light schedule hassle. Bruce Banner Auto hits 600 g/m² with 21–26% THC, and Wedding Cake Auto (bred in-house by Azarius) delivers dense, resin-coated buds in 8–10 weeks flat. GG4 Auto, Girl Scout Cookies Auto, Cereal Milk Auto and Cheese Auto round out the autoflower side of the category for growers who want harvest after harvest without flipping light cycles.

Yield vs Potency — The Tradeoff

Here's the blunt bit: the heaviest-yielding strains aren't always the most potent. Moby Dick pulls 650 g/m² at 24–27% THC — fantastic balance. But if you want the 27–30% THC of Permanent Marker or GG4, expect to give up 100–200 g/m² compared to a pure yield strain. Bruce Banner at 20–29% THC is probably the best compromise we stock. If yield is the only metric that matters, shop Moby Dick or Do-Si-Dos Auto. If you want potency first and still-decent weight, order Bruce Banner or GG4.

How to Choose High-Yielding Cannabis Seeds

Beginners should buy Blue Dream or Bruce Banner Auto. Blue Dream is famously forgiving, handles rookie mistakes, and still pushes 500–600 g/m². Bruce Banner Auto removes light-cycle management entirely and finishes in 8–10 weeks. Intermediate growers ready to train: order Moby Dick or Granddaddy Purple and run a SCROG net — that's where the 650 g/m² numbers actually happen. Advanced growers chasing max yield should stack techniques: top + SCROG + selective defoliation + lollipopping on a Moby Dick or Do-Si-Dos Auto. When in doubt, start with Blue Dream.

Frequently Asked Questions

What is the highest-yielding cannabis seed?

Moby Dick is the heaviest indoor yielder we stock at up to 650 g/m² under 600W. Outdoors, it can push past 1000g per plant in warm climates. Do-Si-Dos Auto is the top autoflower at up to 700 g/m² in 8–9 weeks.

How many grams per plant can I actually expect?

Indoors under 600W in a 1.2m tent, a well-trained high-yielding plant gives 80–150g. Outdoors in full sun with a big pot, expect 300–700g per plant, and strains like Moby Dick or Blue Dream can break 1kg in ideal Mediterranean conditions.

Do autoflowers yield less than photoperiod seeds?

Not anymore. Do-Si-Dos Auto hits 700 g/m², Bruce Banner Auto 600 g/m², and Wedding Cake Auto 500+ g/m² — all in 8–10 weeks from seed. Modern autoflower genetics close the gap with photoperiods for most home growers.

Does SCROG really increase yield that much?

Yes. A properly filled SCROG net commonly adds 30–50% to final harvest weight by converting wasted vertical space into even bud sites. Works best on stretchy strains like Moby Dick, Sour Diesel, and Blue Dream.

Can I find high yield and high THC in one strain?

Bruce Banner is the best-balanced option — 20–29% THC with heavy yields. Moby Dick gives 24–27% THC at 650 g/m². You usually trade a few THC points for 100–200 extra grams per square metre, so pick your priority.

Which high yielding cannabis seeds suit beginners?

Blue Dream and Bruce Banner Auto are the two we point beginners toward. Blue Dream forgives mistakes and still pushes 500–600 g/m²; Bruce Banner Auto removes light-cycle management and finishes in 8–10 weeks from seed.

Last updated: April 2026