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Speed Haze feminized seeds



Speed Haze’s Speedy High

Speed Haze is a 50% Sativa dominant with medium THC levels in the range of 10-15%. The potent combination of its genetics provides a durable and long-lasting high with typical Sativa-like effects – expect an uplifting cerebral head high with an almost narcotic body high.


Classic Haze-Like Aroma And Taste

The aroma and smell are greatly affected by the Haze genetics, which is characteristic for its pungent, peppery and piney combination of flavors. Here, that genetic trait creates an enjoyable and delightful experience for the user’s nose and taste buds.


Speed Haze: Grow Fast, Grow Big!

Speed Haze cannabis seeds can be grown both indoors and outdoors. Due to its unique genetic heritage mostly influenced by Sativa strains, this plant will grow tall and produce very long buds, and has a short flowering time of just 8 weeks.Yields are enormous and can get up to 400g outdoors or 120g/m2 indoors.

  • The flowering phase lasts up to 8 weeks.
  • Its height can reach up to 140cm.
  • Indoors, yields may get up to 120g/m2
  • Outdoors, yields may get up to 400g per plant.

Legendary Parents: Super Silver Haze And Jack Herer

This is a Sativa-dominant cross between two legendary strains with unique genetics: Super Silver Haze and Jack Herer. Due to that, this strain has an extraordinary delicious Haze taste and smell alongside its Sativa-like effects. 


  • Brand

    AKA seed bank. They create and preserve cannabis genetics, then we get them to you.

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    Blackskull Seeds
  • Type of seeds

    Regular or feminized. Pick feminized if you want female plants only.

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  • Type of seeds

    Either autoflowering or photoperiod. Both have their pros and cons, but growing autos is easier.

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  • Suitable for growing

    This strain is perfect for growing both indoors and outdoors.

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    Indoor, Outdoor
  • Effect *

    Each strain produces a certain effect on your body. This is what you can expect from this variety.

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    Long-lasting uplifting high
  • Genetics

    Genetic composition of the strain. Shows parent strains that were used to create this particular variety.

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    Super Silver Haze x Jack Herer
  • Height

    This is how tall the plant can become. Use this info when planning your grow space.

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    100 - 140 cm
  • Harvest

    This is how much bud you can get from this variety come harvest time.

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    450 g/m² indoors
    300 - 400 g/plant outdoors
  • Indoor flowering time

    The length of the flowering stage for photoperiod strains, or seed-to-harvest time for autoflowers.

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    56 - 63 days
  • % Sativa/ Indica/ Ruderalis

    The ratio of Sativa/Indica/Ruderalis in this particular variety.

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    80% Sativa / 20% Indica
  • THC

    The main psychoactive compound in cannabis. The higher THC level, the more potent the strain.

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    18 - 22 %

*Herbies sells cannabis seeds exclusively as souvenirs that aren’t meant for cultivation or germination. Customers should be aware that the germination of cannabis seeds is illegal in most countries. Herbies sells cannabis seeds exclusively for collecting and preservation for future generations. We advise customers to check with their local laws before germination, as Herbies does not accept responsibility for the illegal use of our products.

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