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Back to Grow Questions
Ph meter
Weedman420high
started grow question 6y ago
Can anyone reccomend a good fairly cheap ph meter
Solved
Setup. Sensors
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Canadamade420
answered grow question 6y ago
Hey I use the one from amazon for $15.99cad and it’s called lumo-x. And if you need a PPM meter they have vivosun brand combo set for $26.99cad. Hope that helps and happy growing
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Selected By The Grower
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Solved
MTRGG
Hey growers, I'm new to the indoor world, and I'm having trouble learning about ventilation and air extraction. I have a box that's 90 x 90 x 180 with an extractor Ø 12.5CM - FLOW RATE 280 M3/H. I also have a humidifier. How should I set the timers to save energy as well? Thanks!
Setup. Sensors
5y ago
4
3
Solved
Sang79
Ph of the soil
Ph of the soil, I checked with this 2 ph meter but I dont know the credibility, if that work.. I see that is around 8.0 but I use water at 6.0ph and soil light mix biobizz, bio grow ,calmag , bio heaven. Are biology shouldn't change the ph.. how is possible? Advise?
Week 3
Setup. Substrates
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Feeding. Deficiencies
5y ago
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Solved
NCgrower252
Cord for Vivosun Controller to automate an electric heater
I have a Vivosun CFM In-line duct with the Temp/Humidity controller. We’d like to connect an electric heater so that it can automatically come on when the temp is low inside the Tent. Any suggestions to what would be compatible to my Vivosun temp/Hum Controller?
Week 15
Setup. Sensors
Setup. Other
4y ago
1
2
Solved
greenAF
what c02 controllers do you recommend?
Anyone well versed in C02 supplementing? I have a controller but it's garbage, can anyone recommend a few good ones? Right now I'm using a 3 by 3 tent I will be buying a larger one, but all my growing will be happening in a tent.
Week 1
Setup. Sensors
3y ago
2
Solved
MulzinMo
When in grow process to set up Blumat auto watering system
I'm getting ready to set up an automatic watering system using Blumats for the first time. Should I wait until the plants are at a certain level of development? Thanks
Week 4
Setup. Sensors
6y ago
2
2
Solved
Newbiegrower420
I was struggling with low humidity, now I can’t keep it below 70%.
Hi! Since upgrading my 4 girls into new 3 gallon pots & giving them a good water the humidity levels in the tent have soared to over 70% Will this reduce as they drink all the water in the pots? Shld I invest in a dehumidifier yet? Running out of space 😬
Week 3
Setup. Sensors
6y ago
3
5
Solved
Puffdamagikchillum
Hygrometer with probe
What is everyone buying for a Hygrometer with probe?
Setup. Sensors
7y ago
3
3
Solved
KCduzit
How can I get my humidity down? (Basement grow tent)
Plants are currently sitting at Rh 55% on my controller on day one of flower. I have a small $40 probreeze (Amazon) dehumidifier In the tent and am using a 4 inch intake (full strength) and 6 inch exhaust fan (1/4 strength). Day Temps around 25 Celsius in basement
Week 8
Setup. Sensors
Setup. Ventilation
6y ago
2
3
Solved
fartsimpson
What should be plugged into the digital timer?
Currently, I have the timer plugged into the wall outlet, then to the powerstrip, but this doesn't seem feasible. I have lights, exhaust, fan, and humidifier connected to the powerstrip, so everything shuts off when the timer is off. Is this the norm?
Week 1
Setup. Sensors
6y ago
2
2
Solved
Renco42033
101 Help with build of DIY humidity controller.
High, I am building a mini grow setup in a very small area and want to make my own humidity control system., Not knowing alot about the way to approach it, thusfar I have the parts ready I think but my question is: Do I need CODE to finish the set up? Greetz, Renco.
Setup. Sensors
3y ago
2
Solved
AirDuster
Reducing PPM without changing water in hydro
Thanks all for guidance on my previous question. As a follow up, can PPM be lowered by reducing feeding until they hit the right range? Currently 1500ppm but seems this is too high. Currently following the AdvancedNutrients plan.
Other. General questions
Setup. Sensors
Feeding. Schedule
6y ago
3
4
Solved
AwfulBuddy
Photone app
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Week 9
Setup. Sensors
Setup. Lighting
5y ago
7
4
Solved
Minnesota_Grows_420
CO2 meter suggestions
Suggestions on a decent reasonably priced CO2 meter? Thanks
Week 2
Setup. Sensors
3y ago
2
2
Solved
nexuscrypto
VPD
Can anybody explain to me the VPD concept? my garden is very cold during night 13.5ºC as the minimum, humidity goes up to 72% During day it usually goes to 21ºC and 52% I´m watering the plants every 3-4 days (when they ask for it) with 0.75L on 6L pots Am I doing OK ?¿
Week 9
Other. General questions
Setup. Sensors
Feeding. Schedule
3y ago
6
4
Solved
ItalianDesertBalcony
False reading or Hi PH?
Is 20% humus lombrico mixed in my substrate giving a false ‘hi’ ph reading? Or is it truly over the max reading? I got one reading of 7 only at the exact second I took the picture, so I made a video. My water is high in calcium, I recently switched to distilled.
Setup. Strain · Autoflowering
Setup. Substrates
Setup. Sensors
1y ago
3
4
Solved
Dillsnills
Prob a dumb question and could prob answer it myself but if you run a warm mist humidifier that will raise the temperature where as cool mist would not as much right? Advice input opinions greatly appreciated. Day 77f 60rh. 70night 60-65rh.
Setup. Sensors
Setup. Ventilation
6y ago
1
1
Solved
24Gamez
What pH meter?
What pH meter do you guys and gals prefer? I seem to be having bad luck with the cheapies
Setup. Sensors
5y ago
7
7
Solved
ItalianDesertBalcony
Are these photos good enough?
Should I invest in a stronger lense clip for my cell phone or are these photos clear enough to judge harvest time?
Buds. Other
Plant. Other
Setup. Sensors
1y ago
1
5
Solved
SanderanderS
Time-r settings.
What is the best timer setting for growing with a drip system on clay pebbles? On / Off , day and night etc.
Setup. Sensors
4y ago
2
1
Solved
OSHkosh510
Problems with mars hydro power strip
Wassup guys Does anyone have problems with the new mars hydro power strip I keel having my dam light flicker on and off??
Setup. Sensors
3y ago
2
4