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Welcome back everybody! I’ve got some good news.
I’m so excited because Sensi Seeds asked me to test their new strains. The project is called Sensi Seeds Research, and they basically breeded some of their best strains with other ones, both new and old, and planned to release some of them in the future. They still don’t have a name, and they come just with a number and their lineage description. Our mission is to test them, and then find a suitable and interesting name for each.
So, there are many autos, some high CBD feminized strains, and 4 high THC ones. In the end I asked to send me these 4, which are:
Sensi #11: Blueberry x Afghani x Silver Haze
Sensi #32: Silver Haze x Fire OG (OMGGGGGGG)
Sensi #140: Chocolope x Hindu Kush
Sensi #741: Sour Diesel x Afghani
Sooooo, I planned a 4 plants grow in 9L Air Pots. I’ll mainline them in Nebula style in order to get 8 big colas each, and I think we’re gonna laugh here because some of them are more sativa than others, so just think about their stretch when flowering starts. As you may know the Silver Haze is favorite strain, so my hype for the Silver Haze x Fire OG is endless!!!
SETTING
It will be a soil grow. I’ll start with 1L Air Pots, then transplant to 3L ones, and finally to the 9L ones. Biobizz Light Mix for the germination and Canna Bio Terra Plus for the rest of the grow. For the germination I added a layer of Xtreme Gardening Mykos 1cm under the seeds, and but will use Mykos in every transplant too.
I’ll be using Biomagno nutrients line, starting from 1/4 of strength from day 14 to day 28 (from sprout), increasing to 1/3 after day 28, and possibly 1/2 on very hungry plants. But I’ll go very soft because I don’t strains. Less is better, so I’ll always be able to add more if needed.
I’ll try to water with osmotic water or rainwater only in order to avoid killing mycorrhizae and other organisms. I still have to figure out if I’ll use a pH meter and correct pH each time. I’d like to try without.
I’ll grow in both veg and flower with my 600W Cree CXB3590 COB panel.
I’ll use the same tent I’ve always used: Mammoth Pro 100, 1x1x2m (3.3x3.3x6.6ft).
LET’S GO!!!!!
Day 1 (April 10, 2019): Planted the seed directly into the soil.
Day 6 (April 15, 2019): Sprout day! It’s been a little cold inside the grow box.
Day 7 (April 16, 2019): Switched on the COB panel. Double-sun power!!
Sensi #140 is similar to the #32. She’s tall and growing well, even if she’s just a little less developed than #32.
Day 15 (April 24, 2019): I decreased light distance from 130 to 100cm. Some leaves are curled up because RH is low (around 40%) while temps are quite high (around 30C).
Day 18 (April 27, 2019): First feed @ 0.5ml/L.
This is a very interesting week!
After mainlining, I transplanted the lady into a 3L AirPot, adding 3 spoons of Mykos by Xtreme Gardening, 45g of BioMagno Algae and 5g of BioMagno Neem Flour. I uploaded a time-lapse video that shows the process.
Then I fed her with the nutes you see above this comment, in 1L of water (actually, 750ml would be better).
I hope you liked this week content!
Day 28 (May 7, 2019): 0.5L of tap water with Activator @ 0.5ml/L and Rizostimo @ 1ml/L.
OK I'm so satisfied by her because I fixed all the calcium deficiencies she was showing because of rainwater I used in the first weeks. She's growing very well and healthy now. Next week I'll top to the new 2nd node and over the 3rd, in order to get the final 8 colas structure.
Day 34 (May 13, 2019): 0,5ml/L of Crescita, 1ml/L of Activator and Rizostimo in 750ml of tap water.
Slow growth this week. I guess she didn’t like mainlining at all. I think I need to give more nutrients because she looks like too much light green. In the meantime, with some Biomassa (CalMag) @ 1ml/L, now she feels so much better and I can’t see CalMag deficiencies anymore.
For the moment she’s the most common one between the 4. But let’s wait a bit until she’s developed some more leaves and roots!
Unfortunately this week I was busy and had to take the photos with my phone.
Day 36 (May 15, 2019): Decreased light distance from 100cm to 70cm.
Day 39 (May 18, 2019): 2nd node removed and topped over the 3rd one.
Day 41 (May 20, 2019): Feed with Crescita and Activator: 0.5ml/L, Rizostimo and BioMassa: 1ml/L. ~750ml of water each.
This is the last (hard) training week! Next week I’ll transplant her into her final 9L pot, then wait a little, and finally switch to 12/12.
Day 45 (May 24, 2019): I bent down almost every branch, then fed following the linked schedule. I added more roots stimulator because I’d like to create a better root base before the final transplant into the 9L AirPot.
Day 49 (May 28, 2019): Heavy defoliation keeping only the last nodes, then fed following the same previous schedule.
Earlier this week I transplanted her into the 9L AirPot. Now that I don't have to train her anymore, I just need to wait until she's 40-50cm tall, and then I can switch to 12/12. In this project I'm aiming at 8 long colas for each plant.
Until last week she had many problems recovering from mainlining, but now in this new pot she's doing really well. She's similar to Sensi #32, and I love her structure. Next week I'll give the very first shot of nutes since the transplant, which should boost her a little for the last days before the switch. Roots are ok, some of them came out of the bottom too (especially a big, long one). She may not reach her sister Sensi #11, which is growing like crazy, but I'm hoping for a nice stretch on the first flowering weeks. This week I added some silica in the water because temps are getting high and I thought this could help a little (it's already doing its job, even strengthening branches). See you next week!
She's been challenging Sensi #32 in the "best strain structure of the grow box", but now that #32's developed some strange leaf mutations, #140 is officially the most symmetric strain between the two (and the four). Yay! She's doing well... or let's say normal, because she's not stretchy, but she's not the less stretchy one either. This week I added nutes back, but just once, even because she doesn't tolerate them so much. Last week I had a big gnats infestation, but Mosquito Dunks worked like a charm. No one left! Niiiice!
This is her last veg week. Just a heavy defoliation before the switch to 12/12 that I'll make on the first day of week 12. At the beginning of the week applied some foliar B-52 and Nirvana @ 0.5ml/L, then some more after the big defoliation I did at the end of the week, this time inside the watering solution, @ 2ml/L.
Flowering has started! She immediately started stretching: from 40cm to 55cm. Not bad! Chocolate genes!!! 😍 In the end... she should be the one with the longest flowering period, and in fact she's still not showed any kind of flowers like her sisters Sensi #32 and #741 already did. Her mainlining structure is still beautiful and almost totally symmetric, that is what I was aiming for when I started this project.
This week I watered twice: the first time with flowering nutes by BioMagno @ 1ml/L, the second time with just B-52 and Nirvana from Advanced Nutrients. Just some experiments, so I can see how they react alternating different (but always good) food.
I can tell you every one of them reacts to that B-52 + Nirvana cocktail by raising their leaves to the sky like they are praying, so yes, it's actually a very powerful cocktail!!
Took a while for this update because last week I lost my camera's battery charger. Finally we can see the first flowers! Everything good, she's still stretching, and she loves these organic nutrients like her sisters. I'll do a big defoliation by the end of this week.
There we go! I love weeks 3. They always remind me of the ScrOGs I did in the past... the first flowers, the end of the stretch period... plants finally pushing all the energy to their flowers: yeah baby!!!!
At the beginning of this week I did the last big defoliation. Many lower flowers were covered by fan leaves, so I removed them. I also got rid of some lower bud sites that would have never received enough light if I kept them. As you can see, everything is clearer now. Since last week she's gained 3cm only: this means her stretch is coming to an end, and she can now put all her energies into flowers development.
I'm alternating Biomassa and Florastimo, one week each. Biomassa has CalMag inside, Florastimo has some other good stuff like vitamins, amino acids and algae.
Have you seen how many fungus gnats I've trapped? Fucking fuckers. Mosquito Dunks didn't work properly: it's better to use it by spraying it on every AirPot's hole, instead of using it inside the water solution.
This week I did a crazy experiment with nutes, and added some additives from Advanced Nutrients to the usual formula. While I wasn't lucky with both Sensi #11 and #32, that got many tips burned, this baby actually liked it. I didn't expect this, because in the past she's always been more sensible to nutes than others.
This is the first time I really appreciate her. Until now she's never really showed me love back, but it seems like things are getting better between us. 😍
I think she will take 1 week more than her sisters because her flowers are developing slower. But this is exactly like expected, so Sensi Seeds has done a proper forecast with her new strains. See you next week, hoping for her flowers doubling their size!
Oh my. Last week I was talking about N deficiency, but in reality she was perfect!
The real big problem was my pH pen, that was broken, and when I thought I was giving a pH 6.5 solution to my plants, in reality the pH was a lot lower than that (maybe pH 4). That's why her leaves all started getting yellow!
Runoff PPMs right now, after the feed, are 3266 lol. I decided not to flush her, but I'll give just water until that value decreases a little. By the way, with this last feed her leaves all started clawing down because of the N excess given by vegetative nutes I added to the solution.
Her flowers are the smallest inside the group. She will definitely take a little more than her sisters, but that's ok!!
Week 7, big flowers and another big defoliation in order to get even bigger colas. You know how long it takes to clean up all those lower popcorn buds, right? Because I do, and this month I’ll not have any time to do that. So... I removed them. All of them. And kept just the bigger ones.
As you can see, this lady is almost totally naked right now. Aw yeah!
Her 8 main colas are already quite big, and this defoliation should make her focus only on them. One week left? Maybe two? Or three? I don’t think a lot more. I’ll be start checking trichomes very soon, and you too with the high quality photos I’m uploading. Stay tuned!
She's finally showing some fatter colas... OH YEAH! She's taking longer than her sisters, but I think she's only one week behind.
At the beginning of this week I fed for the last time after a water-only week, then on last day of the week I started flushing. I flushed with 30L of tap water (pH corrected to 6.5), that is around 3x times the capacity of the pot (9L). I got a runoff consisting in pH 6.7 and 810PPMs. Unfortunately her leaves are still curled down, most likely because of the N excess which is still there. The fact is that she HATES too much N in flower (she doesn't like low dosages as well).
I'm really curious to see how much more her colas will grow before I chop them down. Some trichomes are already milky, but since all the buds are still small, we still have to wait a little more to discover her super powers. See you next week!
FLUSH FLUSH FLUSH!
She's getting purple on top of her main colas, but her buds are not ready yet, and will take a little more than others. The lowest of the main colas is getting a different, but larger shape. I love it!
By the way, I've never had a plant that hates N like her. Haha!
Last full week for this little fox! She's showing the best colors I've ever seen in my grows. I love her! All her trichomes are milky, and some are amber already. Everything's ready!