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Isd 25
Feminized
Isd 25 is a hybrid-dominant indica that blends uplifting clarity with relaxed focus. It flowers in 8 to 9 weeks and yields 350-450 g/m2 indoors with proper LED setups. Outdoors it performs well in temperate zones such as BC and Ontario and reaches 400-700 g per plant in long seasons. Use SCROG or LST to control height and improve bud density. Medical users report benefit for stress, chronic pain and sleep issues using measured dosing.
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STRAIN PROFILE
Complete Cannabis Strain Specifications
| Trait | Value |
|---|---|
| Type | Hybrid-dominant Indica |
| THC | 18-22% |
| CBD | 0.5-1.5% |
| Grow Difficulty | Intermediate |
| Flowering Time | 8-9 |
| Yield | Medium-high (350-450 g/m2 indoor; 400-700 g/plant outdoor) |
| Height | Medium (80-140 cm indoor; 150-220 cm outdoor) |
| Environment | Indoor & Outdoor |
| Effects | Uplifted, Focused, Relaxed |
| Flavors | Citrus, Earthy, Spicy |
| Genetics | Isd 25 x Isd 25 |
| Climate | Temperate to continental (suitable for BC coast and Ontario summers) |
Isd 25 Strain Information and Characteristics
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Strain Type:
Isd 25 is a hybrid-dominant strain with strong indica traits. Canadian growers describe it as dense, resinous and suited for short-season grows.
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THC Content:
THC levels range between 18% and 22% depending on phenotype. That places Isd 25 in the mid-to-high potency range compared with common Canadian favourites.
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CBD Content:
CBD content stays low at about 0.5% to 1.5%. Medical users in Canada report symptom relief from pain and sleep disruption with modest CBD support.
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Grow Difficulty:
Growing Isd 25 rates as intermediate for experience and care. Most growers in Canadian provinces follow standard nutrient plans and control humidity for steady results.
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Flowering Time:
Flowering finishes in roughly 8 to 9 weeks under stable light cycles. That timeline suits indoor cycles and typical outdoor windows across Canada.
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Expected Yield:
Indoor setups using tuned LEDs yield about 350 to 450 g/m2. Outdoor plants produce about 400 to 700 g per plant under long summer days in BC or Ontario.
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Plant Height:
Plants stay medium in height indoors, typically 80 to 140 cm with training. Outdoors they often reach 150 to 220 cm under full sun.
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Growing Environment:
Isd 25 performs well indoors with SCROG or SOG systems. It also thrives outdoors in temperate Canadian regions with a stable summer.
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Expected Effects:
Effects start with a clear uplift that shifts into focused calm. Many Canadian users choose Isd 25 for daytime relief without heavy sedation.
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Genetic Lineage:
Genetics are recorded as Isd 25 x Isd 25 in MasterSeeds listings. This self-cross helps preserve predictable traits across generations.
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Seed Type:
Seeds come feminized for predictable female plants. MasterSeeds supplies these seeds through Canadian distribution channels.
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Preferred Climate:
Best climate ranges from coastal temperate to warm continental summers. Growers in BC and Ontario will find reliable outdoor performance while prairie provinces benefit from greenhouse support.
Frequently Ask Questions
Everything you need to know about this strain.
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Questions & Answers
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Q: How do I prevent mould on Isd 25 outdoors?
A: Space plants for airflow, remove dense lower growth, and time harvest before autumn rains.
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Q: How often should I water during veg?
A: Water when the top 2 cm of soil feel dry and use moderate volumes to avoid overwatering.
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Q: What light schedule suits indoor growth?
A: Use 18/6 in veg then switch to 12/12 to trigger flowering and maintain until harvest.
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Q: How do I fix nutrient burn?
A: Flush with plain water, cut feed strength by about 25% and monitor new growth.
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Q: When is the best time to top plants?
A: Top after 3 to 4 nodes in veg to create multiple main colas and spread the canopy.
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