The original Runtz was created by the renowned breeders Runtz Crew in 2017, since then countless variations have hit the shelves of cannabis dispensaries and subsequently filled the bowls of your bongs. White Runtz is one of the most recent Runtz variations and is now available for you to grow at home. So, who produces the best White Runtz seeds for home growing?
White Runtz Autoflower Seeds
Hybrid: 50% Indica and 50% Sativa

White Runtz Autoflower is a hybrid cannabis strain, born from the potent genetics of Zkittlez and Gelato crossed with a ruderalis. With a blend of sour, fruity, candy, sweet, and citrus flavors, Crop Kings White Runtz is a great tasting piece of bud. With a THC level ranging from 24-29% White Runtz provides a powerful and uplifting high that will leave you in a state of euphoria. For an autoflower, White Runtz grows pretty tall, sometimes reaching up to 1.5-2 meters tall. Growing White Runtz autoflower seeds requires moderate skill, and under the right conditions, growers can expect a yield of 14-16 oz/m² indoors and 18 oz/m² outdoors.
Tips to increase yield
- Grow Space: Although tall for an autoflower, White Runtz autoflower is great for any home grower with limited space and with the right training can easily be managed in a small tent or closet grow.
- Training Techniques: White Runtz seeds perform excellently using the SOG technique to grow multiple smaller plants in a tight grow space for optimal yield.
- Climate: White Runtz thrives in a semi-humid climate. However, being a hybrid, it can adapt to both cooler and warmer climates, making it versatile for different growing environments.
White Runtz Seeds at grizzly seeds
Hybrid: 70% Indica and 30% Sativa

White Runtz seeds, a Californian strain from Anesia Seeds, bred from a cross between aromatic Zkittlez and resinous Gelato, resulting in a cannabis strain with a unique terpene profile and potent mind and body effects. The plants grow with a bright green and occasionally reddish or purple hues and produce a mild, soft smoke that leads to a highly euphoric, uplifting, and calming high, thanks to a unique terpene and cannabinoid profile. You will feel a wave of creativity, euphoria, and happiness, followed by deep relaxation that envelops the whole body.
With a slightly indica-dominant hybrid nature, the tropical taste of citrus and sour berries is complemented by a seductive pineapple note. With THC content up to 29%, White Runtz seeds are ideal for experienced users with a decent tolerance or anyone looking for therapeutic treatment of pain, appetite loss, nausea, and stress. Expect large, dense, grape-shaped flowers that sink into resin during the 58-day flowering period. Plants usually reach 1.5-2m, suitable and yield 450-500g/m² indoors or up to 700g/plant outdoors.
Tips to increase yield
- Grow Space: White Runtz is best suited for large grow spaces due to its height (1.5-2m). However, its versatile nature makes it adaptable to both indoor and outdoor cultivation. Indoors, you can expect a yield of 450-500g/m², while outdoors it can yield up to 700g per plant.
- Training Techniques: White Runtz plants respond well to a variety of cultivation methods such as Screen of Green (SOG), Sea of Green (scrog), or mainlining. These methods will help maximize light exposure, optimize plant shape, and ultimately increase yield.
- Climate: Being a hybrid with slight indica dominance, White Runtz is adaptable to a variety of climates. However, it thrives best in a Mediterranean climate. Nonetheless, it can handle cooler temperatures associated with indica strains and the heat and humidity tolerated by sativa strains.
What is the effect of White Runtz?
White Runtz creates an uplifting, and calming high. Initially, you will feel a wave of creativity, euphoria, and happiness, followed by a feeling of complete relaxation. After the initial creativity wears of you will be left feeling sleepy making it a great strain for an evening smoke.
How to grow white runtz seeds
Growing White Runtz seeds requires some experience, as it’s a moderately difficult plant to cultivate. This feminized strain, a cross between Zkittlez and Gelato, has a flowering time of 58 days. The plant structure is tall, reaching 150-200cm indoors, with a yield of 450-500g/m². Outdoors, the plant can yield up to 700g per plant. It’s a 70% indica and 30% sativa hybrid, which influences its growth pattern, making it slightly more indica-dominant in its characteristics.
What climate is it suited to?
White Runtz thrives in a Mediterranean climate but can adapt to both cooler and warmer environments. Indoors, maintaining a temperature range of 70-85°F (21-30°C) is ideal for this strain.
Is White Runtz indica or sativa?
White Runtz is a balanced hybrid, albeit with a slight indica dominance (70% indica and 30% sativa). This ratio affects the plant’s growth, making it more bushy and stout, characteristics commonly associated with indica strains, yet it still maintains some sativa traits, such as a taller height.
Vegetative stage grow tips
- White Runtz has a bushy structure and dense foliage due to its indica dominance.
- Implement Low-Stress Training (LST) to increase light distribution, widen growth, and increase yield. Stop LST before flowering.
- Begin nutrient administration early in the vegetative stage, tapering off before flowering.
Flowering stage grow tips
- Expect dense, grape-shaped buds that sink into resin.
- Preflowers should start to appear at the junctions of the main stem and branches.
- The plant is a heavy feeder, requiring more phosphorous and potassium than most strains.
- Begin giving extra phosphorus and potassium early in the flowering stage to support bud growth, tapering off 1-2 weeks before harvest for flushing.
- Monitor trichome color to determine the optimal harvest window.
Are White Runtz seeds good for beginners to grow?
While not impossible for beginners, White Runtz seeds are better suited for growers with some experience due to its specific needs and moderately difficult cultivation process.
White Runtz seeds are an excellent choice for home growers looking for a potent strain that is full of flavor. Although not the easiest strain to grow, cultivators that persist will be well rewarded with big yields and highly potent bud. Hopefull this article gives you a good idea of growth patterns, ideal climate, and some useful tips for both the vegetative and flowering stages. Don’t forget to like and share this article!