When the air is very wet high humidity plants can be prone to problems like mold and mildew.
Low humidity problems in grow room.
The heat in the room plus the lights will cause the water to evaporate thus raising the humidity.
By setting your grow room to the right humidity level your plants flourish.
The more water plants i have in the room the more humidity reduction i need preferred to remain anonymous state not provided 18.
Here are some quick results when your grow room gets too humid unwanted biological growth like bud molds powdery mildews etc.
If your grow room feels warm or cold humid or dry that is a sign that you may want to look into changing the temperature and or humidity of your grow area.
But that grow room humidity level shouldn t be more than 70 at all times so.
So in a high temperature low humidity room the vpd is great enough to encourage transpiration to cool plants off but with a lower vpd such as in a high temperature high humidity room plants are not able to cool themselves off as easily via transpiration.
Most plants generally grow well with a vpd between 0 8 and 0 95 kpa.
As an organic dirt grower i found that the more i paid attention to watering throughout flower and went light i e let them get a bit thirsty from time to time the less of a humidity problem.
Ideally place 1 bowl of water in each corner of the grow room.
Just like people plants respire exchanging gas with the atmosphere around them.
Humidity water vapor found in the air in a grow room or grow tent is great.
But too much of it isn t a blessing either.
Why is humidity important for marijuana plants.
A really simple way to help raise the humidity in your grow room is to just place some cups plates or bowls of water in the room.
Humidity is an important factor for all plants.
Leading marijuana growers say beginners should look to achieve the following humidity levels in their grow room.
It s a sign that your plants are breathing healthily and that there s no lack of water throughout your grow.
At certain stages of a plants life different levels of humidity are needed so you can seed veg and flower the right way.
There are a number of vulnerable effects of too low humidity in a grow room.
They open their pores respire co2 and grow quickly.