Extended Bloom Window
Extended bloom window describes cannabis plants that flower over a longer-than-typical timeframe, sometimes stretching 10–14+ weeks instead of the conventional 8–9 week standard. This trait arises from specific genetic backgrounds—often found in landrace or heritage lines—where slower cannabinoid and terpene maturation is tied to photoperiod sensitivity or internal developmental timing. Breeders working in this category often prioritize final potency and terpene complexity, betting that extended ripening produces richer profiles. The trait carries practical trade-offs: longer flowering extends crop cycles and increases pest/disease pressure risk, but can yield denser resin production and more nuanced flavor development in controlled environments.
Extended Bloom Window strains
No strains tagged into Extended Bloom Window yet — they'll appear here as breeders submit lineage records under this family.
Extended bloom window describes cannabis plants that flower over a longer-than-typical timeframe, sometimes stretching 10–14+ weeks instead of the conventional 8–9 week standard. This trait arises from specific genetic backgrounds—often found in landrace or heritage lines—where slower cannabinoid and terpene maturation is tied to photoperiod sensitivity or internal developmental timing. Breeders working in this category often prioritize final potency and terpene complexity, betting that extended ripening produces richer profiles. The trait carries practical trade-offs: longer flowering extends crop cycles and increases pest/disease pressure risk, but can yield denser resin production and more nuanced flavor development in controlled environments.
Extended bloom genetics are selectively crossed into modern hybrids by breeders seeking to increase final cannabinoid density or develop cultivars with extended harvest windows for staggered production. This trait is particularly valued in seed companies targeting commercial or craft growers who can manage longer cultivation cycles.
Educational reference · Cultivar metadata only · No medical claims