Fert Question

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I plan to transition from using 10-10-10 granular fertilizer on my bonsai to 6-5-4 granular. This is a wise move, yes? I heard recently 10-10-10 is not advised. Any input is helpful!

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Glaucus

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NPK isn't being consumed or washed away with a 10-10-10 ratio. So therefore it doesn't make sense to add it in that ratio. I still think that 6 to 5 is pretty small ratio in favour of N.
 
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NPK isn't being consumed or washed away with a 10-10-10 ratio. So therefore it doesn't make sense to add it in that ratio. I still think that 6 to 5 is pretty small ratio in favour of N.
Which numbers would you recommend for optimal health and growth if not 6-5-4?
 

Gabler

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I have alkaline water, so I use Holly Tone, which happens to be a 4-3-4 fertilizer. A bit more phosphorus and potassium than necessary, but it gets the job done. If you don't need to adjust your pH for acid-loving plants, just use Osmocote or Miracle Gro.
 
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I have alkaline water, so I use Holly Tone, which happens to be a 4-3-4 fertilizer. A bit more phosphorus and potassium than necessary, but it gets the job done. If you don't need to adjust your pH for acid-loving plants, just use Osmocote or Miracle Gro.
I see Holly and Plant Tone and Osmocote at work all the time and have heard many people on here saying they use it with great success.

After watching a video warning about 10-10-10, I decided to go with 6-4-5 ratio.. but also ordered BIOGOLD (5-6-3) online tonight and picked up a low ratio liquid fish fertilizer as well. My JPN 1 exploded with growth and health last year with the 10-10-10 but I think I’m understanding the need to cut back.

I have not reached the level of testing my water pH levels but I’ve decided to begin collecting rain water and will use that when available (otherwise tap).

Also found this:
IMG_4030.jpeg
Charlottesville water results
 

Glaucus

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It is very good that your tap water doesn't have fecal bacteria or beta particle radiation.
But for plants, what matters is hardness aka the bicarbonate.
Tap water having a bit of nitrate is good, for plants, because you add a tiny bit of fertilzer with each watering.

The thing with fertilizer is, you may be using 10-10-10 or 6-5-4 or 9-4-2 (aka 3-2-1), but usually just one of these is lacking in your substrate or soil. You just don't know which one.
Most likely, it is the nitrate, though.
 

Colorado

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I see Holly and Plant Tone and Osmocote at work all the time and have heard many people on here saying they use it with great success.

After watching a video warning about 10-10-10, I decided to go with 6-4-5 ratio.. but also ordered BIOGOLD (5-6-3) online tonight and picked up a low ratio liquid fish fertilizer as well. My JPN 1 exploded with growth and health last year with the 10-10-10 but I think I’m understanding the need to cut back.

I have not reached the level of testing my water pH levels but I’ve decided to begin collecting rain water and will use that when available (otherwise tap).

Also found this:
View attachment 532846
Charlottesville water results

I really like Biogold - that is my go-to. Along with liquid fish/kelp. Sometimes I will also add some organic blood meal pellets to up the nitrogen ratio a little bit because I think the blood meal is something like 12-0-0. I just add a little bit.
 

cmu268

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Biogold is my go-to, I replace/replenish every 4-6 weeks or so. And do a weekly watering with Neptune’s Harvest fish/kelp emulsion.
 

Wires_Guy_wires

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I went for chicken manure and yesterday added some organic for acid loving plants since I'm watering tap water in the summer. I'll be blending the two in a 3:1 ratio.

I have some allround soluble plant fertilizer that mimics murashige and skoog medium composition for cases that are hard to diagnose. It should reset everything if I dunk my pot in it.
 

nuttiest

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Well there is Ms media for sale all over, but I think it would be oddball ratios for fertilizing something. Interesting!
 
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