1 - High Times Cannabis Cup 2006

Arjan's Ultra Haze 1 (Greenhouse Seeds)

Arjan’s Ultra Haze 1 is a special sativa hybrid lovingly crafted by the Greenhouse Seeds founder, Arjan. She is the combination of Neville’s Haze x Cambodian x Laos genetics, created to have a relatively mild cerebral high that is ideal for relaxation and meditation. Arjan’s Ultra Haze flowers in 13-14 weeks and can produce up to 700g/m² indoors, or 1100g per plant outdoors.

Genetics 80% sativa - 20% indica
Parents Neville's Haze x Cambodian x Laos
Flowering period 13-14 weeks
THC% 16.22%
CBD% 0.19%
Yield (indoor) 700g/m²
Height (indoor) Tall
Yield (outdoor) 1100g/plant
Height (outdoor) Tall
Harvest time (outdoor) Early November
Available as Feminized seeds
Seed bank Greenhouse Seeds
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Starting from € 25.00
3 seeds € 25.00
5 seeds € 35.00
10 seeds € 65.00
  in stock

Easy Germination

Easy Germination

Cannabis Propagator

Cannabis Propagator


Zativo caters to private customers only, and does not supply commercial or industrial growers with large amounts of cannabis seeds. If we have reason to suspect that the ordered seeds are destined for growing cannabis on a larger-than-private scale, we reserve the right to dismiss that specific order. 

1 - High Times Cannabis Cup 2006

Arjan’s Ultra Haze 1: Top Haze variety by Greenhouse Seeds

Arjan’s Ultra Haze 1 is a hybrid that derives from Neville’s Haze, Cambodian and Laotian genetics. The judges of High Times Cannabis Cup of 2006 granted Arjan’s Ultra Haze 1 the first prize for being the dankest strain. This Haze variety delivers introspective highs; if you wish to meditate or get deeply spiritual, this cultivar is the key to your consciousness. With its 80% sativa dominance, you can expect classic sativa feelings. The THC levels are perfectly moderate. if you enjoy relaxing and smoking all day, Arjan’s Ultra Haze 1 will induce a sweet high, producing a smile on your face, for the entire day.

If you take care of this strain, you shall be rewarded with 700g/m² from an indoor setting. Arjan’s Ultra Haze 1 reaches serious heights; it mimics classic sativa landrace growth. Expect elongated buds, which thrive in tropical climates. Contain the heights with ScrOG or LST methods. If this strain grows freely, the buds might break the stems.

Outdoor growers can expect 1100g/plant. Harvest this plant by early November for perfect quality. It takes this cultivar 13-14 weeks to finish flowering, therefore it's suitable for warm climates.

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