potassium deficiency ??? What do you think?

[JamieMon]

Hi friends ! Can you help me to diagnose if this is potassium deficiency?? Older leaves look yellowish and with burnt edges
I’m really new at this ! It’s my first plant and I could really use some help.
Thank you !!!

 

[Aqua Man]

Slight underwatering? I wouldn't be overly concerned those are old leaves and it's not abnormal.

Imo looks more like a watering issue.

What's the media and watering practices?
Including feeding info.

 

[JamieMon]

Thank you Aqua Man !
Maybe that’s the issue because I was very afraid of overwatering it… now what I do is I wait for the soil to dry out (2-3 days) and I give it a good soak.

 

[Aqua Man]

As they grow the demand will increase so its an ever changing process.

 

[Aqua Man]

And the stems color is completely normal.

 

[Aqua Man]

Take a read here bro... will help explain some of the mechanics and things to look for on when to water.

Marijuana Watering, how media, pot size/shape and environment affect it

Ok lots of posts on how to water plants. So I thought I would put together a thread on how different factors contribute to different results that ppl see. This will be a long read based on my personal knowledge, opinions, research and others work to consolidate information for our members. I'm...

www.thcfarmer.com

 

[KDB42]

It also looks like it could need a bigger pot. Soil looks kinda low in picture and pot looks kinda small. A little hard to tell though.