Master_weeda Hello to all the padawans and Jedi masters!
First of all, thanks to Greenhouse for allowing me to do this grow by providing me with the Greenhouse feeding and seeds.
I remind you that I am simultaneously growing 9 pots of 10 and 11 liters in a box designed for 4, and that I only use the bare minimum of equipment necessary for a proper grow at the lowest possible price.
EQUIPMENT CONFIGURATION
Box 80ร80ร160
Lamp: Lampwin 300 watts ร2
Clip fan 15 watts
Xiaomi Deerma humidifiers 5L
Hygrometer thermometer
Extractor PROFAN 107 m3/h - 100
Programmable electronic socket ร2
1 square black pot 10 liters
Greenhouse feeding enhancer
Greenhouse feeding biobloom
Greenhouse feeding biogrow
Biobizz lightmix substrate
Wire and cutting pliers
Microscope
Small precision scale
GROW STEP BY STEP
I first germinated my seed with the Easy Start from Royal Queen Seeds, and I am pleasantly surprised because honestly, the success rate is very high (17 seeds out of 19), easy to use, and very effective.
Once the seedling is out and about 2 or 3 centimeters tall, I gently take it and place it directly into its final pot. I recommend pots ranging from 10 liters to 15 liters for autoflowers grown indoors.
The pot will have been previously prepared (video in diary) with 30 grams of Greenhouse feeding biobloom and 30 grams of Greenhouse feeding biogrow, which is the equivalent of 3 grams per liter of substrate.
I then place the seedling in its final pot, cover it a bit with soil, lightly compact it, and water it to keep the substrate moist, no more.
I place my 300-watt LED lamp about 90 centimeters above the seedling with a light cycle of 24/24 for a week. At the beginning of week 2, the light cycle will switch to 20/4 thanks to a timer, as this is the light cycle that offers the best yield for an autoflower.
Day 1: light watering
Day 2: light watering
Day 3: the seedling starts to become more vigorous; ventilation is set up to increase its root mass, and light watering.
Day 4: watering with one and a half liters of water at pH 6.3 to which I added 0.9 grams of Greenhouse feeding enhancer (thatโs 0.6 grams per liter of water).
Day 5: no special technique
Day 6: no special technique
A pleasantly calm week with no apparent problems or deficiencies.
May the force be with you!
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2
Week 2. Vegetation
7y ago
1/15
6 cm
Height
20 hrs
Light Schedule
24 ยฐC
Day Air Temp
6.3
pH
70 %
Air Humidity
22 ยฐC
Solution Temp
21 ยฐC
Night Air Temp
10 liters
Pot Size
0.1 liters
Watering Volume
90 cm
Lamp Distance
Nutrients 3
BioGrow
3 mll
BioGrow
3 mll
BioEnhancer
0.6 mll
Master_weeda Hello to all the padawans and Jedi masters!
For this week 2, no techniques were practiced, I just monitored that the humidity stays at a rate of 70%. I did a light watering until day 10 because transplanting the autoflowering plants into their final pots increases the risk of overwatering the substrate. ๐ค
To mitigate this risk, it's better to water with 10 or 20 centiliters of water at pH 6.3 during the first 10 days of the seedling. On day 11, I water my pot normally with a quarter of its volume in water (for a 10-liter pot, 2.5 liters) still with a pH of 6.3, I add to this water 0.6 grams of greenhouse feeding enhancer per liter of water. ๐
Enhancer is a mix of humic acids, seaweed extracts, strains of Trichoderma harzianum, and Bacillus subtilis.
It increases the vitality of the plant, improves nutrient absorption, and enhances soil quality. ๐
I will do a similar watering in 2 weeks.
May the force be with you! ๐ช
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3
Week 3. Vegetation
7y ago
1/7
9 cm
Height
20 hrs
Light Schedule
23 ยฐC
Day Air Temp
6.3
pH
70 %
Air Humidity
22 ยฐC
Solution Temp
21 ยฐC
Night Air Temp
10 liters
Pot Size
0.1 liters
Watering Volume
90 cm
Lamp Distance
Nutrients 3
BioGrow
3 mll
BioGrow
3 mll
BioEnhancer
0.6 mll
Master_weeda Hello to all the padawans and Jedi masters!
For this week, I don't plan any special techniques, just some watering. I'm taking advantage of this relatively calm week to remind you of what I believe is the best technique for watering an autoflowering plant.
By following these simple tips, you'll achieve optimal results throughout your grow:
Cannabis is a plant that doesn't like to receive light watering continuously. It's imperative to water it in large quantities, then wait for the soil to be well dry before watering again!
To calculate the amount of water needed for each plant, follow this rule:
The volume of water to give during each watering should represent at least about a quarter of the pot's volume!!
Examples:
for a 1L pot, give 0.25L of water at each watering; for a 4L pot, give 1L of water at each watering; for a 12L pot, give 3L of water at each watering; for a 30L pot, give 7.5L of water at each watering! etc...
To give such a volume of water, it is often necessary to water in two (or even three) times, slowly and evenly over the entire surface. Place good saucers under the pots; they will fill with water that will rise into the pot by capillarity in less than a day. It is also very important to use a good quality potting soil, with good water retention capacity but that also ensures good drainage (it should contain perlite, and/or coco, etc.)
You then need to wait a few days while regularly lifting the pots with your arms. When they become very light again, you can water once more!!
Indeed, since water weighs much more than soil, a pot soaked with water weighs several times the weight of a pot of a plant ready to be watered. With a little practice, you'll quickly learn to lift your pots to know when a plant is thirsty.
It's a technique that is both very easy and very effective, and can be applied to all potted plants!
By watering this way, in general, you'll need to water your plants every 3 to 6 days.
May the force be with you ๐ช
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4
Week 4. Vegetation
7y ago
1/13
9 cm
Height
20 hrs
Light Schedule
23 ยฐC
Day Air Temp
6.3
pH
70 %
Air Humidity
22 ยฐC
Solution Temp
21 ยฐC
Night Air Temp
10 liters
Pot Size
0.1 liters
Watering Volume
90 cm
Lamp Distance
Nutrients 3
BioGrow
3 mll
BioGrow
3 mll
BioEnhancer
0.6 mll
Master_weeda Hello to all the padawans and Jedi masters! For this week 4, I'm using only the Apex pinching technique. But what does that involve? Like pruning, pinching stimulates the development of branches while preserving the tips in view of flowering. It's very useful for evening out a canopy.
To perform pinching, you just need to 'firmly' squeeze the stem [between your thumb and index finger] around the apex until you feel a slight 'crAck'.
This will result in damaging the vessels involved in the sap circulation [located around the stem], but the stem still retains some rigidity.
To achieve the same result, you can also slightly twist the stem on itself.
The interruption of the nutrient flow between the apex/es and the rest of the plant will cause a hormonal imbalance that will result in the development of branches before the pinching point.
To understand the phenomenon, we need to take a moment to look at the properties and location of the hormones involved in growth:
Auxin or indole acetic acid (IAA): synthesized in the apex, it plays a role in elongation (= auxesis) and cell multiplication. It stimulates the initiation of buds but inhibits their development (> apical dominance phenomenon).
Cytokinins: synthesized in the roots, they complement the role of auxin in cell elongation by acting where auxin does not. They are involved in the neoformation of buds by counteracting the inhibitory effect of auxin.
So there are two antagonistic influences: that of auxin, which moves from the terminal buds to the roots with an inhibitory effect, and that of cytokinins, which move from the roots to the buds with a stimulating effect.
In short, when you pinch a plant, you interrupt the diffusion of auxin (development of the apex/es) in favor of cytokinins (development of branches). Pinching a young plant should not be done before the 3rd/4th week (generally 1 month of growth before pinching/pruning, i.e., 4/5 leaf levels).
To ensure the effect lasts, you need to repeat the operation every 4/5 days because the plant will recover; normally, the trunk will thicken and harden until it can no longer be pinched at that level.
These few occasional interventions will not cause real stress.
On the scale of plant development, itโs rather the long-term factors: fertilization, climate, photoperiod, that can generate stress.
It should be noted that pinching, without training, is not the best technique for effectively developing the secondary branches of a young plant. I allow myself to perform pinching without LST because I have always trained my plants; I just want to see my plant grow simply for the pure pleasure of being a grower. ๐ May the force be with you! ๐ช
Master_weeda Day 42 light defoliation
Day 47 watering with pH 6.3 water to which I add 1ml per liter of water of Topmax Biobizz
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Used techniques
Defoliation
Technique
8
Week 8. Flowering
7y ago
1/20
36 cm
Height
20 hrs
Light Schedule
23 ยฐC
Day Air Temp
6.3
pH
50 %
Air Humidity
22 ยฐC
Solution Temp
21 ยฐC
Night Air Temp
10 liters
Pot Size
0.1 liters
Watering Volume
60 cm
Lamp Distance
Nutrients 4
Top-Max
1 mll
BioGrow
3 mll
BioGrow
3 mll
Master_weeda Stretch 4 centimeters
Day 52 light defoliation and watering with two liters of water pH 6.3
Day 54 defoliation
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9
Week 9. Flowering
7y ago
1/17
36 cm
Height
20 hrs
Light Schedule
23 ยฐC
Day Air Temp
6.3
pH
Strong
Smell
50 %
Air Humidity
22 ยฐC
Solution Temp
21 ยฐC
Night Air Temp
10 liters
Pot Size
0.1 liters
Watering Volume
60 cm
Lamp Distance
Nutrients 4
Top-Max
4 mll
BioGrow
3 mll
BioGrow
3 mll
Master_weeda Hello to all the padawans and Jedi masters
Day 56 watering with two liters of water pH 6 and adding 5 grams of greenhouse feeding biobloom while scratching the soil
Day 59 watering with two liters of water pH 6.3 to which I add 4ml per liter of water of topmax biobizz
Day 61 watering 1 liter of water pH 6.3
Day 62 start of the flush
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10
Week 10. Flowering
7y ago
1/15
36 cm
Height
20 hrs
Light Schedule
23 ยฐC
Day Air Temp
6.3
pH
Strong
Smell
50 %
Air Humidity
22 ยฐC
Solution Temp
21 ยฐC
Night Air Temp
10 liters
Pot Size
0.1 liters
Watering Volume
60 cm
Lamp Distance
Nutrients 4
Top-Max
4 mll
BioGrow
3 mll
BioGrow
3 mll
Master_weeda Hello to all the padawans and jedi masters
Day 63 watering with two liters of water ph6.3
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4 comments
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11
Week 11. Flowering
7y ago
1/32
36 cm
Height
20 hrs
Light Schedule
23 ยฐC
Day Air Temp
6.3
pH
Strong
Smell
50 %
Air Humidity
22 ยฐC
Solution Temp
21 ยฐC
Night Air Temp
10 liters
Pot Size
0.1 liters
Watering Volume
60 cm
Lamp Distance
Nutrients 4
Top-Max
4 mll
BioGrow
3 mll
BioGrow
3 mll
Master_weeda Day 75 and today marks 14 days without watering!!!!
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8 comments
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12
Week 12. Flowering
7y ago
1/13
36 cm
Height
20 hrs
Light Schedule
23 ยฐC
Day Air Temp
6.3
pH
Strong
Smell
50 %
Air Humidity
22 ยฐC
Solution Temp
21 ยฐC
Night Air Temp
10 liters
Pot Size
0.1 liters
Watering Volume
60 cm
Lamp Distance
Nutrients 4
Top-Max
4 mll
BioGrow
3 mll
BioGrow
3 mll
Master_weeda Hello to all the padawans and Jedi masters
Day 77 watering with 2 liters of water pH 6.3
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7 comments
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13
Week 13. Flowering
7y ago
1/13
36 cm
Height
20 hrs
Light Schedule
23 ยฐC
Day Air Temp
6.3
pH
Strong
Smell
50 %
Air Humidity
22 ยฐC
Solution Temp
21 ยฐC
Night Air Temp
10 liters
Pot Size
0.1 liters
Watering Volume
60 cm
Lamp Distance
Nutrients 4
Top-Max
4 mll
BioGrow
3 mll
BioGrow
3 mll
Master_weeda Hello to all the padawans and Jedi masters