Nspecta was saying a while back he didn't think they were all siblings. IIRC his theory is 91 is its own thing, and the D/Sis/4 are hybrids using the '91 with an unknown male or possibly hermed fem ala Sour Diesel. It was in one of the old cannaculture Chem threads.
ChemD ranks highly, great high and very productive but I'm still preferential to the Sister after all these years. She has an effect that is much more to my liking. Head rush high with this sharp pine note running through the ChemD-esque raunchy funk. When done right she's a worthy challenger to the Chem crown in my book.
ChemD ranks highly, great high and very productive but I'm still preferential to the Sister after all these years. She has an effect that is much more to my liking. Head rush high with this sharp pine note running through the ChemD-esque raunchy funk. When done right she's a worthy challenger to the Chem crown in my book.