Botrytis on clones

dakilla187

dakilla187

Well-Known Member
For the past 2 years I have been getting botrytis on cutting tips during rooting in the winter months, sometimes dont matter..... I can pre-treat with daconil or even decree 50, or pre treat during the entire life cycle of the mother with og bio war etc and it does not matter.....
This is with a dome, or without in a water cloner, dont matter, dehumidifier running etc....

Botrytis also attacks my plants in veg or even very early flower if im not totally on top of it...If its infected my plant during veg or early flower the buds develops deformed with no trichs or hairs, its basically trashed....

The mother plants has no botrytis and this time for testing purposes I sprayed hard chems right before taking cuttings, didnt work.....

I have 10 cuttings, 4 has botrytis on the tips...

Unfortunatly cuttings take weeks and sometimes im forced to just treat and reveg the infected clones in order to preserve the genetics, sometimes they are incurable... Im on the verge of losing some genetics and as a pheno hunter this becomes incredibly problematic,,,,

Any insight? Botrytis has become a problem in the past 3 years on vegging plants, not the previous 20 years in the same zone.......

For insight botrytis has only ever attack the insides of dense buds, never young plants, things have changed
 
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Roguedawg

Well-Known Member
A pic would help, botrytis is not the only fungi it could be. Next time try bleaching propogation dome and the room mothers are in, and try to put as clean of cuttings as you can into your dome and dont open till rooting occurs. You could dip cutting in light bleach solution before putting in dome also. Its a sanitation issue if its fungal. On another note a dehumidifier and rooting cuttings should not go together.
 
blueberryrose

blueberryrose

Well-Known Member
I had a bit of a scare with bud rot recently as well, though it was only on plants at harvest time. It was sad, I had to toss out a whole bunch of gorgeous bud (Lucky13 Space Skunk) the buds where massive, thick and dense. I made the mistake of not keeping humidity in my tent low (should be lower that 50% humidity in the last 3 weeks of flowering imo for strains like this) - and in response to @Rurumo my environment is a basement.
*edit*
Haven't seen it in my veg tent though, but I did have issues with damping off recently (crying because I lost a Bodhi pack that way recently) not sure if its botrytis or another pathogen.
I hate mold!
 
dakilla187

dakilla187

Well-Known Member
My plants veg outdoors, im in a tropical warm climate, plants only go under the light in a tent during the night... I have a seperate small cloning tent..

Thank you very much for the advice given and I look forward to trying the bleach dip at 5000ppm.....Maybe dunk that branch/cutting before I snip it and let it dry first, guess it dont matter much....
 
B

Bud man 43

Well-Known Member
blueberryrose said:
I had a bit of a scare with bud rot recently as well, though it was only on plants at harvest time. It was sad, I had to toss out a whole bunch of gorgeous bud (Lucky13 Space Skunk) the buds where massive, thick and dense. I made the mistake of not keeping humidity in my tent low (should be lower that 50% humidity in the last 3 weeks of flowering imo for strains like this) - and in response to @Rurumo my environment is a basement.
*edit*
Haven't seen it in my veg tent though, but I did have issues with damping off recently (crying because I lost a Bodhi pack that way recently) not sure if its botrytis or another pathogen.
I hate mold!
Click to expand...
I noticed a drooping bud today- not unusual as I have clipped a few in the past by accident and didn’t notice until they were drooping.
This time it was bud rot- reddish brown on 1 bud and a bit on another that it was touching.
This plant was in a corner behind the door and during the day the door would block the breeze some. The rot was on the side where it would have received the least air circulation.
I read it is a fungus spread through the air, and other articles say it is inside the stems of the plant. So if it is spread through the air, it would land on the plant and grow if conditions were right.
Does it then infect the plant from the inside?
How worried should I be about the other plants in the room?
colas are dense which is great but doesn’t help with the rot situation.
 
blueberryrose

blueberryrose

Well-Known Member
Bud man 43 said:
I noticed a drooping bud today- not unusual as I have clipped a few in the past by accident and didn’t notice until they were drooping.
This time it was bud rot- reddish brown on 1 bud and a bit on another that it was touching.
This plant was in a corner behind the door and during the day the door would block the breeze some. The rot was on the side where it would have received the least air circulation.
I read it is a fungus spread through the air, and other articles say it is inside the stems of the plant. So if it is spread through the air, it would land on the plant and grow if conditions were right.
Does it then infect the plant from the inside?
How worried should I be about the other plants in the room?
colas are dense which is great but doesn’t help with the rot situation.
Click to expand...
I think this is the far more common occurrence of bud rot/mold/botrytis. I think you'll find that if you bend the bigger buds on that plant you'll see the mold inside - a white fuzzy growth that permeates the buds. It's awful. I think getting a small dehumidifier in your grow-space may help, and as much air circulation as possible.
 
Rurumo

Rurumo

Well-Known Member
blueberryrose said:
I think this is the far more common occurrence of bud rot/mold/botrytis. I think you'll find that if you bend the bigger buds on that plant you'll see the mold inside - a white fuzzy growth that permeates the buds. It's awful. I think getting a small dehumidifier in your grow-space may help, and as much air circulation as possible.
Click to expand...
In the last few weeks prior to harvest, I like to put on gloves and bend each of my large colas this way to see if any mold is forming inside. I get it regularly anytime I grow for large dense colas, especially of the thick dutch 90s strains.
 
B

Bud man 43

Well-Known Member
blueberryrose said:
I think this is the far more common occurrence of bud rot/mold/botrytis. I think you'll find that if you bend the bigger buds on that plant you'll see the mold inside - a white fuzzy growth that permeates the buds. It's awful. I think getting a small dehumidifier in your grow-space may help, and as much air circulation as possible.
Click to expand...
It was only on those 2 colas so far- I immediately yanked the plant from my room and chopped it- the 2 colas went into the trash- tied bag closed and put it outside in the can. I found my mistake - growing in the basement- it is a very dry basement and I have a dehumidifier but not inside the room. I have been keeping it around 50-55% in the day- 78-80 degrees. The room temp was dropping at night- which raised the relative humidity. Morning room temps are around 65 degrees- I thought the cool nights were good until realizing it was spiking the humidity.
We also have had cool temps outside 30’s - 40’s with rain so it has been humid outside.
I cranked the dehumidifier and have fans circulating the air in the entire basement.
The plant was at 6 weeks and loaded with trichomes. It was definitely a couple weeks early- but I will make edibles or hash.
I usually dry my trim some before using it but the trim from this plant went directly into the freezer and I will make bubble hash today.
I am fairly confident that I caught it early enough but I will watcheverything very closely until the other plants are harvested. This group is definitely fast as I believe it will all be ready around 8 weeks. Only time will tell if i got this under control. I will not give it the environment it wants to proliferate. I take everything as a learning experience- it is not happening to me- it is happening for me.
 
B

Bud man 43

Well-Known Member
Bud man 43 said:
It was only on those 2 colas so far- I immediately yanked the plant from my room and chopped it- the 2 colas went into the trash- tied bag closed and put it outside in the can. I found my mistake - growing in the basement- it is a very dry basement and I have a dehumidifier but not inside the room. I have been keeping it around 50-55% in the day- 78-80 degrees. The room temp was dropping at night- which raised the relative humidity. Morning room temps are around 65 degrees- I thought the cool nights were good until realizing it was spiking the humidity.
We also have had cool temps outside 30’s - 40’s with rain so it has been humid outside.
I cranked the dehumidifier and have fans circulating the air in the entire basement.
The plant was at 6 weeks and loaded with trichomes. It was definitely a couple weeks early- but I will make edibles or hash.
I usually dry my trim some before using it but the trim from this plant went directly into the freezer and I will make bubble hash today.
I am fairly confident that I caught it early enough but I will watcheverything very closely until the other plants are harvested. This group is definitely fast as I believe it will all be ready around 8 weeks. Only time will tell if i got this under control. I will not give it the environment it wants to proliferate. I take everything as a learning experience- it is not happening to me- it is happening for me.
Click to expand...
Update- nothing showing on the harvested bud or any other plant-
I dropped the humidity to around 40% and I am keeping the fans running 24/7.
I read that it can be systemic but is also spread through spores in the air. I am hoping mine was through the air and everything is not contaminated.
It is the same mold you see on strawberries and other produce.
Besides my stupid humidity spike I was turning the fans off at lights out- and my third mistake which may have started this mess was putting pruned leaves into a small trash can I had in the room- not emptied soon enough and it was nasty near the bottom.
Probably started in that decaying pile of leaves.
Can gets bleached and emptied more often.

One article said it can be on the seeds and then the plant will get it systematically so next group will get the seeds sterilized before planting as a precaution.
 
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