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Antarctic Week 1 (Jan 1 – Jan 7)
New cycle started on January 1st with 5 plants.
Seedlings growing well in DWC buckets. Running 18/6 light schedule.
No major problems, everything looks green and healthy.
⸻
Week 2 (Jan 8 – Jan 14)
Plants developing bigger leaves.
Some leaf tips show light burn from nutrients.
Overall strong and healthy growth.
⸻
Week 3 (Jan 15 – Jan 21)
First defoliation and light training applied.
Plants responding with more lateral growth.
Nutrients stable, PPM in range.
⸻
Week 4 (Jan 22 – Jan 28)
Vegetative growth continues.
Performed heavy defoliation (probably too aggressive).
Some leaves curling upwards from stress (nutrients/light).
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5
Week 5. Vegetation
11h ago
1/4
20 cm
Height
18 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
No Smell
Smell
550 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1 L
Watering Volume
50 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 5
Hydro Growth
5 mll
SuperVit
1.3 mll
PowerZyme
1 mll
Antarctic Week 5 (Jan 29 – Feb 4)
Identified first genetics: Girl Scout Cookies Auto and Jack Herer Auto.
Plants are taller and bushier, some lower leaves turning yellow.
Pre-flower signs appear on the autos.
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Used techniques
LST
Technique
6
Week 6. Vegetation
11h ago
1/12
25 cm
Height
18 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
No Smell
Smell
650 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1 L
Watering Volume
40 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 6
Rhino Skin
0.5 mll
Hydro Growth
5 mll
SuperVit
1.3 mll
Antarctic Week 6 (Feb 5 – Feb 11)
Clear pistils visible → flowering started on autos.
Canopy filling well under full light power.
Feeding with Hesi Grow/Bloom, CalMag, Silic Rock, Hesi supplements.
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7
Week 7. Vegetation
11h ago
1/18
25 cm
Height
18 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
No Smell
Smell
650 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1 L
Watering Volume
40 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 6
Rhino Skin
0.5 mll
Hydro Growth
5 mll
SuperVit
1.3 mll
Antarctic Week 7 (Feb 12 – Feb 18)
Stretch phase in progress.
By Feb 17 autos are clearly in flower.
Some yellowing on fan leaves, but overall healthy.
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8
Week 8. Vegetation
11h ago
1/18
25 cm
Height
18 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
No Smell
Smell
750 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1 L
Watering Volume
40 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 6
Rhino Skin
0.5 mll
Hydro Growth
5 mll
SuperVit
1.3 mll
Antarctic Week 8 (Feb 19 – Feb 25)
Autos fully into flowering.
White pistils covering the tops, buds starting to form.
Plants are large and healthy, canopy dense.
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Used techniques
LST
Technique
Defoliation
Technique
9
Week 9. Vegetation
11h ago
1/3
25 cm
Height
18 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
No Smell
Smell
950 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1 L
Watering Volume
40 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 8
Rhino Skin
0.5 mll
Hydro Growth
5 mll
SuperVit
1.3 mll
Antarctic Week 9 (Feb 26 – Mar 3)
March 1st → switched light to 12/12 for the fems.
Now autos and fems flowering together.
Performed strong LST and canopy adjustment.
Fems begin stretching heavily.
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Used techniques
LST
Technique
Defoliation
Technique
10
Week 10. Flowering
11h ago
1/24
35 cm
Height
12 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
No Smell
Smell
950 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1 L
Watering Volume
30 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 8
Rhino Skin
0.5 mll
Hydro Growth
5 mll
SuperVit
1.3 mll
Antarctic Week 10 (Mar 4 – Mar 10)
Buds forming well, pistils still mostly white.
Defoliation + canopy management.
Even light spread across tops.
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13
Week 13. Flowering
11h ago
1/5
55 cm
Height
12 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
No Smell
Smell
950 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1 L
Watering Volume
30 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 8
Rhino Skin
0.5 mll
Hydro Growth
5 mll
SuperVit
1.3 mll
Antarctic Week 11 (Mar 11 – Mar 17)
March 11–16 → trichome close-ups, mostly clear/milky.
March 20 → end of stretch, buds swelling, first pistils turning orange.
⸻
Week 12 (Mar 18 – Mar 24)
Grow left on autopilot during vacation.
Plants stable, humidity/temps under control.
Buds continue swelling naturally.
⸻
Week 13 (Mar 25 – Mar 31)
Returned March 31 → plants very big, buds thickening.
Trichomes mostly milky, no amber yet.
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14
Week 14. Flowering
11h ago
1/15
55 cm
Height
12 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
No Smell
Smell
950 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1.5 L
Watering Volume
30 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 8
Rhino Skin
0.5 mll
Hydro Growth
5 mll
SuperVit
1.3 mll
Antarctic Week 14 (Apr 1 – Apr 7)
April 1–3 → buds heavy, pistils turning darker.
April 6–7 → macro shots of trichomes: mostly cloudy, still some clear.
Aroma increasing strongly.
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15
Week 15. Flowering
11h ago
1/22
55 cm
Height
12 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
Strong
Smell
1050 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1.5 L
Watering Volume
25 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 9
Rhino Skin
0.5 mll
Overdrive
2 mll
Hydro Growth
5 mll
Antarctic Week 15 (Apr 8 – Apr 14)
April 11–13 → macro trichomes show first amber heads (10–15%).
Biggest fem plant starting to fade naturally, yellowing leaves.
Canopy almost fully mature.
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16
Week 16. Flowering
11h ago
1/6
55 cm
Height
12 hrs
Light Schedule
23 °C
Day Air Temp
5.7
pH
Strong
Smell
1050 PPM
TDS
65 %
Air Humidity
24 °C
Solution Temp
24 °C
Substrate Temp
18 °C
Night Air Temp
15 L
Pot Size
1.5 L
Watering Volume
25 cm
Lamp Distance
400 PPM
CO₂ Level
Nutrients 1
Flawless Finish
2 mll
Antarctic Week 16 (Apr 15 – Apr 20)
April 18 → final trichome check: ~80% cloudy, ~10–15% amber.
April 20 → Harvest day!
All plants cut, buds dense and resinous, strong aroma.
• Зліва зверху: Amnesia Haze
• Справа в кутку: Blue Dream
• Справа посередині: Jack Herer Auto
• Правий дальній кут: Girl Scout Cookies Auto
• Зліва спереду: Trainwreck
Antarctic ✅ Summary
• Total time: ~16 weeks (Jan 1 → Apr 20).
• Veg: ~8 weeks.
• Flower: ~7–8 weeks.
• Heavy defoliation and LST kept canopy flat.
• Autos + fems in same tent was tricky but worked.
• Harvest timing gave a good cloudy/amber balance.
Antarctic ✅ Summary
• Total time: ~16 weeks (Jan 1 → Apr 20).
• Veg: ~8 weeks.
• Flower: ~7–8 weeks.
• Heavy defoliation and LST kept canopy flat.
• Autos + fems in same tent was tricky but worked.
• Harvest timing gave a good cloudy/amber balance.
Antarctic ✅ Summary
• Total time: ~16 weeks (Jan 1 → Apr 20).
• Veg: ~8 weeks.
• Flower: ~7–8 weeks.
• Heavy defoliation and LST kept canopy flat.
• Autos + fems in same tent was tricky but worked.
• Harvest timing gave a good cloudy/amber balance.
Antarctic ✅ Summary
• Total time: ~16 weeks (Jan 1 → Apr 20).
• Veg: ~8 weeks.
• Flower: ~7–8 weeks.
• Heavy defoliation and LST kept canopy flat.
• Autos + fems in same tent was tricky but worked.
• Harvest timing gave a good cloudy/amber balance.
Antarctic ✅ Summary
• Total time: ~16 weeks (Jan 1 → Apr 20).
• Veg: ~8 weeks.
• Flower: ~7–8 weeks.
• Heavy defoliation and LST kept canopy flat.
• Autos + fems in same tent was tricky but worked.
• Harvest timing gave a good cloudy/amber balance.