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Kannabia Apple Fritter - Pheno Hunting

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9
64
4d ago
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Pure Fan TT150
The Pure Factory
WALL FAN PRO-VENT
The Pure Factory
Controller PURE LED 2.0
The Pure Factory
Indoor
Room Type
Transplantation
weeks 2-3
Flip to flower
weeks 4
foliar feeding
weeks 4
Defoliation
weeks 4-5
7 L
Pot Size
Start at 5 Week
G
Germination
1mo ago
Nutrients 2
Cultivator Series Base - Advanced Nutrients
Cultivator Series Base
0.4 mll
Cultivator Series Grow - Advanced Nutrients
Cultivator Series Grow
0.4 mll
greenkeepers Kannabia Pheno Hunt 2025 Hi there! We are Anbauvereinigung Greenkeepers Leipzig e.V., a Cannabis Social Club based in Leipzig, Germany. We’re proud to present our biggest pheno hunting project to date, in collaboration with Kannabia Seed Company, The Pure Factory, and Advanced Nutrients. With their generous support — providing seeds, nutrients, and equipment — we’re able to carry out a selection process of considerable scale and precision. This project includes four cultivars from Kannabia’s genetic catalog: • Apple Fritter • Pink Gelato • Zoap Rose • Sativa Dream We’ve started with 548 seeds. After careful observation and evaluation, only 72 plants — 18 per cultivar — will be taken into the flowering phase. Our goal is to identify standout phenotypes based on structure, vigor, resin production, and other key traits. We’re also testing an innovative internal selection method aimed at improving the accuracy and repeatability of phenotype selection. While the details are still under internal research, this system forms the backbone of our decision-making process. The plan is to test it, validate it, and — if successful — release it publicly. So if you're interested, please be patient and stay tuned. We’ll keep you posted 😉 ➡️ Follow this and other future projects on Instagram: @greenkeepersleipzig 📅 Week 1 – Germination Each seedling was assigned a position and ID for internal tracking. Tagging and documentation were completed during this first week. Seeds were placed directly into Eazy Plugs, pre-soaked with osmosis water adjusted to pH 5.6, with no nutrients added at this stage. After germination, the first watering was done using a light nutrient solution: Advanced Nutrients – Cultivator Series (Base & Grow) EC: 0.9 pH: 5.7 Out of 115 seeds, 110 germinated successfully, resulting in a germination rate of 95.6%. We observed that the 44W LED lights used during early germination may have been too weak — or placed too high — which led to some stretching. We’ve since moved the seedlings under stronger lights to avoid further elongation.
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Used method
Peat Pellet
Germination Method
2
Week 2. Vegetation
1mo ago
Nutrients 3
Cultivator Series Base - Advanced Nutrients
Cultivator Series Base
0.8 mll
Cultivator Series Grow - Advanced Nutrients
Cultivator Series Grow
0.8 mll
Voodoo Juice Plus - Advanced Nutrients
Voodoo Juice Plus
0.03 mll
greenkeepers 🍎 Apple Fritter – Week 2: Selection Begins Our Apple Fritter line saw great development this week. Out of 110 seedlings, we selected 25 promising individuals, including 2 red-tagged control plants for reference. Using macro photography on days 5 and 8 after germination helped us assess morphology in detail. Although day 5 was a bit early and day 8 slightly late, the traits we were selecting for were visible and consistent in both stages, streamlining the selection. All selected plants were transplanted into 1L pots, and fed a solution of Base & Grow (Advanced Nutrients Cultivator Series) and Voodoo Juice Plus with RO water, adjusted to pH 5.9 and EC 1.4. By week's end, we noticed roots popping from the bottom — an excellent sign that our crop steering strategy with dry-backs is stimulating strong root development. The weather has been favorable, with autumn-like temperatures helping us maintain a steady 28°C. We’re keeping RH at 68% using the Pure Fogger by The Pure Factory, while the Provent fans ensure constant airflow. At these parameters, VPD is approximately 1.0 kPa, an ideal setting for early growth — Apple Fritter seems to love it.
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Used techniques
Transplantation
Technique
3
Week 3. Vegetation
19d ago
18 hrs
Light Schedule
6.0
pH
No Smell
Smell
68 %
Air Humidity
20 °C
Solution Temp
22 °C
Night Air Temp
Nutrients 3
Cultivator Series Base - Advanced Nutrients
Cultivator Series Base
1.04 mll
Cultivator Series Grow - Advanced Nutrients
Cultivator Series Grow
1.04 mll
Voodoo Juice Plus - Advanced Nutrients
Voodoo Juice Plus
0.03 mll
greenkeepers Week 3 – Apple Fritter – Root Rush, Final Cut & Ready for the Flip 🍏 From the original 130 plants, 18 Apple Fritter were selected for the main room — the best 16 looking ones plus 2 control plants. Another 48 plants were moved to a separate room to flower there as well, and the rest that didn’t make it into either room were removed so we can focus entirely on the top performers. After moving into 7 L pots, Apple Fritter quickly filled the fresh substrate with healthy white roots, reaching the bottom within days. This cultivar shows strong lateral development with short internodes, creating a compact structure ahead of flowering. Lighting has been consistent from the start — the The Pure Factory LED Expert 720 W panels 💡 provide even light across the canopy, supporting uniform development in all plants. EC was raised to 2.0 using Cultivator Series base and grow formulas, with Voodoo Juice to stimulate root expansion. Foliar feeds kept the foliage in peak condition. This week, we also introduced beneficial insects — Amblyseius cucumeris and Amblyseius californicus — as a preventive measure against thrips and other potential pests. The Week 4 flip is driven by space management 🌸 — keeping Apple Fritter compact ensures each plant has enough light and room to thrive without excessive competition.
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2 comments
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Used techniques
Transplantation
Technique
4
Week 4. Flowering
13d ago
30 cm
Height
12 hrs
Light Schedule
28 °C
Day Air Temp
6.0
pH
No Smell
Smell
63 %
Air Humidity
20 °C
Solution Temp
23 °C
Night Air Temp
7 L
Pot Size
1 L
Watering Volume
400 PPM
CO₂ Level
Nutrients 8
Cultivator Series Base - Advanced Nutrients
Cultivator Series Base
1.04 mll
Cultivator Series Bloom - Advanced Nutrients
Cultivator Series Bloom
1.04 mll
Voodoo Juice Plus - Advanced Nutrients
Voodoo Juice Plus
0.03 mll
greenkeepers Week 4 – Apple Fritter – Early Flip & Balanced Growth 🍏✨ This week Apple Fritter made the move into flowering. With our high planting density, we flipped earlier than usual to keep the stretch under control and maintain an even canopy. The plants have taken the change well, showing steady and uniform growth as the stretch begins. Nutrients were adjusted accordingly: we switched from Advanced Nutrients Cultivator Series Powder Line – Base + Grow to Base + Bloom, complemented by Voodoo Juice Plus Tablets for root activity, Big Bud to support flower development later on, Bud Factor X to stimulate resin pathways, Sensizym for improved nutrient cycling, and Bud Candy to provide energy and aroma precursors. To ease the transition, we applied foliar sprays with algae extracts, which supply natural growth stimulants and micronutrients, along with Tasty Terpenes OG Organics, giving plants extra resilience and encouraging terpene expression. A first light defoliation was carried out, carefully removing fan leaves that blocked light or airflow. This opened up the canopy and created better conditions for the stretch phase. Humidity was lowered to 63% RH, with the Pure Factory Pure Fogger and an Industrial Dehumidifier working together to keep the environment stable. Across the 18 phenotypes, Apple Fritter shows compact structure and short internodes. Growth is relatively even given the range of different phenos, which makes canopy management straightforward at this stage.
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Used techniques
Defoliation
Technique
foliar feeding
Technique
Flip to flower
Technique
5
Week 5. Flowering
4d ago
30 cm
Height
12 hrs
Light Schedule
28 °C
Day Air Temp
6.0
pH
No Smell
Smell
63 %
Air Humidity
20 °C
Solution Temp
23 °C
Night Air Temp
7 L
Pot Size
1 L
Watering Volume
400 PPM
CO₂ Level
Nutrients 9
Cultivator Series Base - Advanced Nutrients
Cultivator Series Base
1.04 mll
Cultivator Series Bloom - Advanced Nutrients
Cultivator Series Bloom
1.04 mll
Voodoo Juice Plus - Advanced Nutrients
Voodoo Juice Plus
0.03 mll
greenkeepers 🌱 Week 5 – Apple Fritter 🍏✨ The Apple Fritter ladies are really starting to show their personality. Growth has been explosive – some of them stretched a bit faster than the rest, so we reorganized the table by sort and size to make sure every plant gets equal light exposure. This week we also took two clones per plant, using Elite 91 Clone Solution with Eazy Plug CT104C. Honestly, this combo is a winner – rooting has been smooth and reliable so far. We continued foliar feeding as in week 4, but this time included Tasty Terpenes and B-52, which kept the leaves lush and gave the canopy an extra shine. Overall, Apple Fritter is thriving – wide leaves, steady growth, and plenty of new shoots getting ready for the weeks ahead.
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comments
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Used techniques
Defoliation
Technique

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UnorthadoxDude
UnorthadoxDudecommentedweek 220d ago
This is going to be brilliant to watch, I have wanted to run apple fritter for a while. Good luck and thanks for running this here!
greenkeepers
greenkeeperscommented18d ago
@UnorthadoxDude, Thank you, we are also thrilled to being able to run a - for us - still huge batch to verify if our early selection approach leads to 72 resin dripping monsters or if it shows less potential then expected.
ThePureFactory
ThePureFactorycommentedweek 01mo ago
It is always a pleasure to begin a collaboration with such experienced growers as yourselves. We are confident that the pheno hunting will be a complete success. We wish you a prosperous and abundant harvest!
greenkeepers
greenkeeperscommented18d ago
@ThePureFactory, Thank you, its a pleasure controlling the growth, airflow and climate with your sturdy tools ;-)
Natrona
Natronacommentedweek 01mo ago
Happy growing 🌱 💫
greenkeepers
greenkeeperscommented1mo ago
@Natrona, Thank you so much! Of course the picture Material will become more diverse for each strain with individual pictures. We’ll keep you posted…
Kannabia
Kannabiacommentedweek 01mo ago
Thank you for trusting Kannabia with this exciting project! 🤗 We're truly excited about this collaboration, led by such experienced growers like you, within a legal framework and as a pioneering initiative on this platform. 🌱 Only with you can we witness a project of this scale on GrowDiaries! 🔝Wishing you all the best in your phenotype hunt 🍀, we'll be closely following every update. Lots of success with your Apple Fritter! 🧡
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