Thomas CA
Full Member
Posts: 31
Joined: Tue May 18, 2010 4:00 pm
Location: San Pedro, CA

Composting old soil into new soil

Greetings All,

I'm new here on the boards and wanted to ask a question about composting.

I have raised bed gardens I grow vegetables in. After a season I move the spent soil out of the beds, and gradually put it in the composter, and re-fill my beds with fresh soil.

After 6 months of adding compost to the spent soil and turning it, could I re-use it in my beds without effect to the veggies?

I know the theory is that you don't want to plant the same type of vegetables in the same spot year after year, but I was hoping that by adding more compost nutients to the soil (off site), I would be able to re-use it without much problem. I'm limited with space and don't want to have to keep hunting for new soil.

Binkalette
Senior Member
Posts: 139
Joined: Sat Mar 13, 2010 11:53 pm
Location: Minnesota - zone 4a

I think if it were to get hot enough in the compost pile to kill off any diseases that might have afflicted your plants it would be perfectly fine. But then I think that would kill off all the good things too....

User avatar
Kisal
Mod Emeritus
Posts: 7646
Joined: Tue Jun 24, 2008 1:04 am
Location: Oregon

My understanding is that the reason for not planting certain species in the same spot year after year has more to do with soil-bourn diseases, than with nutrients. If you run your compost hot enough, I think any disease-causing organisms present in the soil you add to the working pile should be killed off. JMO. :)



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