Allfunandgaymes t1_jcy0ejj wrote
Reply to comment by RadRiverOtter in Why have many plants evolved to need nitrogen-rich soil, when there is so much nitrogen freely available in they air they use anyway? by runningchild
Yep! As a gardener, I frequently sow sweet peas and vetch (both legumes) into my lawn and unused beds to generate nitrogen. I simply let these plants decompose in place once the season is over. This is how you build healthy soil, in addition to the sporadic addition of compost.
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