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The cannabis strain Y Griega by Medical Seeds is a sativa-dominant hybrid resulting from the crossbreeding of two iconic plants, Amnesia and Kali Mist. The outcome is a vigorous plant with a quick vegetative growth phase. It features a delightful sweet taste touched by Haze and a potent cerebral effect, extremely clear, transitioning into a highly lucid relaxing physical effect.

Seeds per pack

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Type and Genetics

Cannabis Seeds of Medical Seeds' Feminized Y Griega, a result of the cross-breed between Amnesia and Kali Mist, forming a potent sativa-dominant hybrid.


This cannabis strain has a notably fast and vigorous vegetative growth. It produces numerous branches, making it ideal for SCROG (Screen of Green) techniques.

Aroma and Flavor

Sweet tastebuds with traces of Haze incense


The effect is a clear cerebral kick that evolves into a lucid relaxation and intense pleasure. It is the strain with the highest THC in Medical Seeds' catalog, perfect for social gatherings.

Some alternative therapies advise using this strain for glaucoma treatment, a suggestion that can legally come from an accredited medical professional.


It delivers a considerable yield of dense, large sized buds, loaded with sticky resin that even coats the stems.

  • It yields around 500 gr per m2 indoors and around 550 gr per plant outdoors.

Flowering Indoors

Indoors, it's harvested within 80-90 days of flowering, after the growth phase.

Perfect for growing with the Sea of Green screen and SCROG (Screen Of Green) techniques

Flowering Outdoors

For outdoor growth, the harvest begins in early November in the Northern Hemisphere and end of May in the Southern Hemisphere. At the end of flowering, it can reach heights of 3.5m.

Sativa/Indica Percentage

80% Sativa, 20% Indica


  • THC 27%


    • 2º Solvent Extractions - Cannábica M.C. Association 2º winter tasting 2014
    • 1º Mechanical Extraction - Social Clubs Cannabis Cup 2014 Barcelona
    • 1º Extraction (Shatter) - Social Clubs Cannabis Cup 2014 Barcelona
    • 2º Sativa - Social Clubs Cannabis Cup 2014 Barcelona
    • 1º Outdoor - Cannabis Growers Cup 2014 Argentina
    • 2º Best Sativa - TreatingYourself Cup 2012, Canada
    • 1º Extraction - Canarias Cannabis Cup 2011
    • 3º Indoors - Ala Cannabis Cup 2010 Alicante
    • 1º Indoors - Canarias Cannabis Cup 2009

La Huerta's Opinion

Y Griega by Medical Seeds is an award-winning cannabis strain, robust and vigorous, with a Haze that growers will go crazy for.

This strain is recommended for any type of grower, especially Haze lovers, outdoor growers and extractor fanatics of resin extraction.

Data sheet

Types of seeds
Feminized seeds
Indica sativa percentage
More sativa (stimulating)
Flowering time
Long Flowering (+65 days)
Potent effect
Incensed/Haze flavour
Sour flavour
Sweet/fruity flavour
Haze strain
Other characteristics
Award winning prize
Ideal for extracts

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