Strain: Nerds (Purple Urkle [Mendo Purps phenotype] X Sour Diesel)
Experience level: Intermediate
Yield: 400-900g/ 1000W
Female: Purple Urkle
Male: Sour Diesel
Classification: 40% Sativa/ 60% Indica
Flowering Time: 50-65 days
Desirable Traits
- From mother: Fast vegetative growth, heavy yield, true purple flowers, fast flowering time
- From pollen donor (Sour Diesel): Heavy yields, distinct/familiar smell, high resin production, vigorous vegetative growth, large flowers, and moderate/dense flowers.
Undesirable Traits
- From mother: Low THC content (17%)
- From pollen donor: Instability in late flower
I would look for a phenotype that…
Has similar yield as both parents, but with increased potency coming from the Sour Diesel. You should start seeing the purple begin a week after true flower set, with winning phenotypes getting as purple as the Urkle.