tantrumrage 03/02/26 - 08/02/26: germinated the last batch of seeds before the higher temperatures during summer will turn my attic into an oven.
Had to restart because the first three seedlings did get eaten by fungus gnats larvae :(
I've been battling the fungus gnats for over a year now and decided to go with the nuclear option: cooking my soil with hot water and let it sit for 1-2hrs. Hopefully none survived. Until the soil has dried a bit ill be using jiffies for the seedlings and do a transplant afterwards.
See you next week!
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Used method
Glass Of Water
Germination Method
1
Week 1. Vegetation
3d ago
1/5
5 cm
Height
18 hrs
Light Schedule
25 °C
Day Air Temp
6.4
pH
75 %
Air Humidity
20 °C
Solution Temp
19 °C
Night Air Temp
3.5 liters
Pot Size
0.2 liters
Watering Volume
35 cm
Lamp Distance
tantrumrage 09/02/26: - 15/02/26: Transplanted them into 3,5l self watering pots didn't fill up the reservoir yet. Some of the fungus gnats larvae survived last weeks soil treatment, however I was sort of expecting it. Good news is it's a lot less of them now and the seedlings are still alive. Fed some nematodes yesterday and will do so again in 7 days, hopefully they'll get the job done.
Not much visual growth going on as they are developing their root system.
Temps: 24-25°C
RH: 70-80%
VPD: 0.7 - 0.8
Hold your ground against the fungus gnats.
I would recommend neem oil and nematodes to kill the larvae. This way, you can protect the microorganisms without having to use direct heat.
But boiling water will do the trick.
Good luck!
@Oldwied, haven't tried neem oil as I was worried it would mess up my soil. The nematodes didn't help anymore, I guess the fungus gnats population was to strong 😅