Green Poison XL Autoflowering – Sweet Seeds

Green Poison XL Autoflower – Sweet Seeds

Green Poison XL Autoflowering by Sweet Seeds represents the ultimate agronomic answer for those demanding the extreme speed and total immune resistance of the classic Green Poison Auto, but requiring significantly higher commercial volumes on the scales.

This third-generation automatic lineage is the fruit of an intensive genetic selection program spanning several seasons, during which breeders exclusively isolated and backcrossed the Green Poison Auto specimens that expressed the most imposing structural stretch and the most expansive root platform.

It develops a majestic, slender, and elegantly branched canopy structure that shatters the clichés of compact autoflowers. Its vegetative plane grows with Herculean vigor, forming a colossal central cola surrounded by long and flexible secondary branches that increase the thickness of the overall aerial mass.

The calyxes are voluminous, extraordinarily dense, and covered in an abundant pour of viscous skunk resin that sets on the flowers up to the apical zone. It is the perfect commercial tool for high-yielding consecutive summer cycles.

Green Poison XL Auto in brief

This photoperiod-independent giant races from seed to harvest within an exceptionally record life cycle of just 8 weeks (56-60 days) overall. Indoors, under constant intense light regimes, it ensures massive stable harvests estimated between 450 and 600g/m²² . Outdoors, it expresses monumental productivity for its category, steadily offering between 50 and 200g per dried plant depending on the container.

THC levels are high, steadily standing between 15% and 20%, delivering a fast-acting hybrid potency. Vertical elongation is vigorous, stabilizing the final height between 60 and 125 cm. The olfactory profile is a pungent and penetrating fruit salad: a dense mix of sugary skunk, ripe tropical fruit, toasted walnuts, and a wet earth background.

Technical Sheet

• Genetics: Green Poison Auto Selected Tall Phenotypes (3rd Generation Evolution).
• Type: Indica-dominant Autoflowering (approx. 56.9% Indica / 40% Sativa / 3.1% Ruderalis).
• Life Cycle: 8 weeks (56-60 days from germination).
• Harvest Outdoor: Continuous cycle from April to October.
• Structural Height: 60-125 cm (Indoor and Outdoor).
• Main Cannabinoids: THC 15-20%, low CBD (<1%).
• Dominant Terpenes: Myrcene, Beta-Caryophyllene, Limonene.
• Indoor Yield: 450-600g/m².
• Outdoor Yield: 50-200g per plant.
• Recommended Techniques: Direct sowing in large pots (15-20L), Light Low Stress Training (LST), Basal defoliation.
• Extraction Return: Excellent commercial return in fruity BHO and Fresh Frozen extractions due to the high volatility of skunk terpenes.

Cultural Management (Indoor and Outdoor)

Indoors, Green Poison XL Auto requires a cultivation setup designed to accommodate significant volumes. To avoid hindering the push of its main taproot, it is mandatory to sow it directly into a final container of at least 15-20 liters, providing a constant photoperiod of 20 hours of light and 4 of darkness.

Nutrient absorption is voracious from the very first weeks: it easily handles firm mineral schedules, supporting an EC up to 1.5-1.6 at peak advanced flowering. Maintain the VPD around 1.2-1.3 kPa, ensuring strong ventilation to prevent moisture stagnation within the dense lower aerial mass.

Outdoors or in greenhouses, this variety is an impeccable commercial dominator. Its root system quickly colonizes substrates, granting it excellent tolerance to summer heat. Thanks to the speed of the 8-week cycle, it allows planning multiple consecutive harvests from April to October. The structurally open and slender conformation favors constant airflow between branches; this specific anatomy grants it an extraordinary natural immunity to botrytis, making it the ideal option for high altitude or humid guerrilla cultivation.

Terpene Profile and Effect

The organoleptic bouquet of Green Poison XL Auto is a refined explosion of pungent sweetness. During advanced flowering, the buds flood the environment with an intense scent dominated by sugary skunk and ripe tropical fruit, immediately followed by a warm tone of toasted walnuts, spices, and wet earth. On the palate, the smoke is oily, dense, and leaves a persistent, ultra-smooth flavor.

With THC levels approaching 20%, the effect is powerful, prolonged, and masterfully balanced. It triggers an initial jolt of pure cerebral euphoria, good mood, and mental clarity that wipes away stress and encourages talkativeness. Subsequently, it gently evolves toward a steady and deep bodily muscle relaxation that melts away physical tension, without ever inducing heavy lethargy, proving to be an excellent choice for any time of the afternoon and evening.

Strain Comparisons

• Green Poison XL Auto vs Green Poison Auto standard: The standard version stays lower, more compact, and yields about 25-30% less on the scales. The XL version guarantees a much more imposing structural frame, long lateral branches, and real XXL commercial yields, while keeping the same lightning-fast 60-day flowering.
• Green Poison XL Auto vs Big Devil XL Auto: Big Devil XL introduces Jack Herer lines, offering sharper, incense-oriented citrus aromas with a more sativa-electric high. Green Poison XL offers visually denser and more spherical buds, thicker superficial resin production, and a markedly sweeter, fruitier, skunky terpene profile.

FAQ

• Does it tolerate the topping technique? No, high stress techniques (HST) are highly discouraged on fast autoflowers since the plant lacks the biological time to recover from stress. Use exclusively light LST to widen the canopy across the branch plane.
• Does it need mechanical supports or stakes outdoors? Rarely. Despite its imposing size, the stems inherited from the original Green Poison are exceptionally rigid and woody, capable of withstanding bud weight and high-altitude winds.
• How long should the root flush last? We recommend an accurate root flush of at least 10-12 days with pH-controlled water only before cutting to eliminate mineral residues from the substrate and allow the fruity sweetness to express itself clean.

Annibale Seedshop’s Opinion

Green Poison XL Autoflowering by Sweet Seeds is a triumph of commercial efficiency. Our team highly recommends it to those seeking blazing fast flowerings of just 60 days from seed combined with real XXL yields and total outdoor mold resistance. An impeccable, generous, and immensely stable workhorse plant that will maximize your scales’ weight with zero management stress.