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10K Jack
Feminized
10K Jack mixes Jack Herer clarity with resinous 10K Kush traits for a daytime-focused hybrid. It offers 24 to 28 percent THC and a low CBD profile. You should train early, use steady nutrients and control night temperatures for best resin and bud density. Indoor growers finish in eight to ten weeks while southern Canadian outdoor spots hit harvest in late September.
- High, Jack, Hybrid
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STRAIN PROFILE
Complete Cannabis Strain Specifications
| Trait | Value |
|---|---|
| Type | Sativa-dominant hybrid |
| THC | 24-28% |
| CBD | 0.1-0.6% |
| Grow Difficulty | Intermediate |
| Flowering Time | 8-10 |
| Yield | 450-600 g/m2 indoor; 400-800 g/plant outdoor |
| Height | 100-160 cm |
| Environment | Indoor and Outdoor |
| Effects | Uplifted, Focused, Energetic |
| Flavors | Citrus, Pine, Diesel |
| Genetics | Jack Herer x 10K Kush |
| Climate | Temperate to continental |
10K Jack Strain Information and Characteristics
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Strain Type:
10K Jack is a sativa-dominant hybrid built for energetic daytime use. Canadian growers describe it as a clear, motivating variety for busy schedules.
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THC Content:
THC levels tend to sit high around 24 to 28 percent in stable phenotypes. This range matches popular Canadian choices like Jack Herer and other potent hybrids.
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CBD Content:
CBD remains low, typically under one percent, so THC drives the effect. Patients in Canada report symptom relief aligned with the THC profile.
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Grow Difficulty:
Growing difficulty rates as intermediate for home growers. You should use early topping and moderate nutrients to shape a strong plant structure.
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Flowering Time:
Indoor flowering finishes in about eight to ten weeks. Outdoor growers in southern Canada harvest in late September to early October.
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Expected Yield:
Yield is high for a sativa-leaning plant, with indoor rooms producing around 450 to 600 grams per square metre. BC and Ontario growers report dense buds and reliable returns.
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Plant Height:
Plants reach medium-tall heights, roughly 100 to 160 centimetres under training. Outdoor specimens stretch more in full summer light.
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Growing Environment:
10K Jack suits both indoor and outdoor setups. You will find it reliable in greenhouses, balconies and short-season gardens.
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Expected Effects:
Effects deliver an uplifted head buzz with focused energy and mild body ease. You will find it useful for daytime tasks and creative work.
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Genetic Lineage:
Genetics read as Jack Herer x 10K Kush to reflect the name and effect profile. The cross pairs Jack clarity with heavy resin and solid structure.
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Seed Type:
Seeds are feminized to produce stable female plants for home growers. MasterSeeds offers small packs suited to Canadian hobby growers and small producers.
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Preferred Climate:
Best climate ranges from temperate coastal zones to warm continental summers. Ontario and BC coastal growers get full finishes outdoors while prairie growers use greenhouses for a reliable finish.
Frequently Ask Questions
Everything you need to know about this strain.
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Questions & Answers
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Q: My plants stretch too much in week three. What now?
A: Implement low-stress training and add a light tuck to lower internode stretch. Reduce heat and keep light close without burning tops.
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Q: Leaves show slight nutrient burn. How do I correct?
A: Flush with plain water then resume feed at 50 percent strength. Raise EC slowly while watching new leaf growth.
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Q: How do I boost resin production late in flower?
A: Maintain stable nightly temperatures and moderate humidity around 40 to 45 percent. Cut back on excess nitrogen and keep phosphorus up.
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Q: What trimming approach works best for 10K Jack?
A: Do a selective defoliation two weeks into flower to expose bud sites. Focus on lower leaves that block light to inner cola.
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Q: My outdoor plants have variable ripeness. How do I time harvest?
A: Monitor trichome colour and pick per-cola as they reach desired resin ripeness. Use small sequential harvests to preserve peak terpene profile.
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