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#1 |
Country Gentleman
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I personally would refrain from using railroad ties. Because of the chemicals and oils they have. Sure people can make cases one way or the other on chemicals and their leeching. However, I cannot justify it in my own mind.
Here is a great article on root depth: http://www.soilandhealth.org/01aglib...010137toc.html Many plants have taproots and that will cause them to go deeper than 6". I am not sure how 6" became the standard, but it seems to work most of the time.
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'It is an honor for a man to keep aloof from strife; But every fool will be quarrelling.' |
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#2 | |
Dear Lord, Thank You.
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I should also qualify the 6" stuff. I'm talking about garden plants up north here. Actually, most of our stuff can't get past 4", and 6" is a stretch. In long growing seasons and loose soil with certain cultivars, I don't suppose there's any reason why roots can't get down there further, especially if they're chasing water. I suppose it'd be dictated by the plant's length of season, they might never get time to get down there before they're done. The 6" thing is because that's all the deeper plants find the need to push roots to get what they need (around here). They'll actually never go past two inches if they never find need to. That's evidenced by our tomato plants. They just send roots all over the top of the ground until they find wormholes to send roots down. Even at that, they'll only go about 3" max. You can pull a whole plant out effortlessly in loose soil. We plant them sideways in a trough rather than in a hole. It works LOTS better like that. ![]()
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