Runtz Auto crosses Runtz with BF Super Auto #1. This Autoflowering hybrid packs 70% Indica genetics, 30% Sativa genetics, and a rapid 65–70 day harvest from seed.
Barney’s Farm developed this compact version of Runtz for growers who want its distinctive character within a shorter cultivation window.
Plants reach 80–100 cm (31.5–39.4 in) indoors and 110–140 cm (43.3–55.1 in) outdoors. We think that combination of manageable height, bold effects, expressive aroma, and memorable flavor makes this one hard to ignore.
Flavor And Effects That Turn Up The Volume
The first impression is unapologetically sweet. Candy and ripe fruit aromas set the stage before tropical notes join the party. The flavor follows with sweet, tropical fruit rolling across the palate like a neon fruit stand after midnight. It feels juicy, playful, and rich rather than flat or one-dimensional.
We really like this strain when flavor matters as much as potency. The fruity sweetness gives every draw an easygoing personality, while the candy-like aroma adds another layer to the experience. It is the sort of profile that can make you slow down for a second and actually notice what you are tasting.
Then comes the 27% THC. Reported effects include calming, euphoric, and relaxing sensations. The experience can feel like a warm tide moving through the body while the mind floats under a brighter sky. Consumers commonly report mental tension giving way to a more positive, settled mood.
That potency deserves respect, especially if your tolerance is modest. Individual experiences vary, of course. No effect is guaranteed. Still, Runtz Auto offers an appealing proposition for experienced consumers: strong relaxation wrapped in bright euphoria, with enough sweet fruit character to keep the ride interesting.
Runtz Auto Characteristics
| Strain type | Autoflowering |
| Genetics | Runtz × BF Super Auto #1 |
| Indica/Sativa | 70% Indica / 30% Sativa |
| THC | 27% |
| Effect | Calming, euphoric, relaxing |
| Flavor | Sweet, tropical, fruity |
| Indoor yield | 500–600 g/m² (17.6–21.2 oz/10.8 ft²) |
| Outdoor yield | 230–300 g/plant (8.1–10.6 oz/plant) |
| Harvest from seed | 65–70 days |
| Height | Indoor: 80–100 cm (31.5–39.4 in); Outdoor: 110–140 cm (43.3–55.1 in) |
FAQ
Is Runtz Auto seeds Indica or Sativa?
It is 70% Indica and 30% Sativa.
What terpenes does this strain have?
The supplied breeder information does not specify individual terpenes. It describes candy, fruit, and sweet aromas with sweet tropical fruity flavors.
Is this strain good for beginner growers?
The breeder does not provide an official difficulty rating. Its 65–70 day seed-to-harvest cycle and moderate height may appeal to growers seeking a compact autoflower.
How to grow Runtz Auto seeds?
Where cultivation is legal, keep germination temperatures around 70–90°F (21–32°C). The breeder recommends careful container transitions to encourage healthy root development.
How much can Runtz Auto yield?
Under suitable conditions, reported yields reach 500–600 g/m² (17.6–21.2 oz/10.8 ft²) indoors and 230–300 g (8.1–10.6 oz) per outdoor plant.


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