Flushing

chemphlegm

Well-Known Member
So a plant that has been fed between 1000 and 1250 mL with nutrients for 12 weeks would then be stressed by 2000 mL of nutrient free water?
exactly this....why would you feed this strong to the end? why not follow directions on any quality system and reduce gradually towards the end?
 

chemphlegm

Well-Known Member
They all sell flushing additives. They suggest flushing so that people will buy their products.

General Hydroponics FloraKlean
Advanced Nutrients Flawless Finish Flushing Solution
Botanicare Clearex
Humnbolt Nutrients Royal Flush

Just a few examples but they all have worthless products designed to transfer your money from you to them.
I recall seeing these as weak nutrients, like if you forgot to gradually reduce your own these bottles will do it for you. here buy some weak mix nutes since you cant help yourself from over feeding ....meh
 

Daveindiego

Well-Known Member
They all sell flushing additives. They suggest flushing so that people will buy their products.

General Hydroponics FloraKlean
Advanced Nutrients Flawless Finish Flushing Solution
Botanicare Clearex
Humnbolt Nutrients Royal Flush

Just a few examples but they all have worthless products designed to transfer your money from you to them.
I’m using a House and Garden schedule and nutrients. The schedule calls for a 3-5 day clean water flush, no additive. No House and Garden product. Just clean water.
 

Daveindiego

Well-Known Member
exactly this....why would you feed this strong to the end? why not follow directions on any quality system and reduce gradually towards the end?
Strong? I water the plants to the amount they need. In fact, the 1250 milliliters seems to be a light watering in a 3 gallon pot. The plant could easily take another 250-500.

I’m not giving the plant any directed amount of water.

Nutrients I do build up, and gradually reduce towards the end.

My lesson recently learned was to not burn my plants with up to 1500 ppms.
 

chemphlegm

Well-Known Member
I’m using a House and Garden schedule and nutrients. The schedule calls for a 3-5 day clean water flush, no additive. No House and Garden product. Just clean water.
ah yes, in peat/soil, there is plenty of nutrients in the soil, no sense on wasting anymore when its not being used aye.
I use dry ferts, I add weekly, and I skip the addition the last week. I still see bits of ferts though at the end
 

Kingrow1

Well-Known Member
I recall seeing these as weak nutrients, like if you forgot to gradually reduce your own these bottles will do it for you. here buy some weak mix nutes since you cant help yourself from over feeding ....meh
Dont they have a reagent make all salts soluble hence making them flushable, the weak nutrients were of course so yo dont end up starving your plants i think idk.... :-)
 

Daveindiego

Well-Known Member
ah yes, in peat/soil, there is plenty of nutrients in the soil, no sense on wasting anymore when its not being used aye.
I use dry ferts, I add weekly, and I skip the addition the last week. I still see bits of ferts though at the end
I’m busy mixing up nutrients like a mad man.
 

chemphlegm

Well-Known Member
Strong? I water the plants to the amount they need. In fact, the 1250 milliliters seems to be a light watering in a 3 gallon pot. The plant could easily take another 250-500.

I’m not giving the plant any directed amount of water.

Nutrients I do build up, and gradually reduce towards the end.

My lesson recently learned was to not burn my plants with up to 1500 ppms.
you said "with nutrients for 12 weeks"

what strain under what conditions are you growing that took 12 weeks of feeding to finish?
 

KryptoBud

Well-Known Member
Why wouldn’t you want to ‘rinse’ out a nutrient cycle by using a week worth (2-3) waterings using about 2x the amount of water that had been used to feed the plant?

I started a week long ‘flush’ this morning. Fed my plants about 1250mL/per feeding. Gave them 2000 mL of fresh, Ph balanced water today.
If the point of flushing is to stop your plant from absorbing nutrients and removing salts why PH it?
 

KryptoBud

Well-Known Member
If I have been giving the plant water balanced to 6.3, why wouldn’t I make sure it stays the same?
Not watering flushing, why bother if you're only washing the coco? I thought the point of flushing was to remove chemicals from the substrate and plant. If PH controls mineral availability and absorption why keep it in range if thats what you're trying to stop?
 
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