OK, you got me:
"A plant's dry matter* consists mostly of carbon, hydrogen, and oxygen, which the plant obtains by photosynthesis from air and water, not from the soil. (Reference #1)"
But the
other macronutrients*, nitrogen, phosphorus, potassium, calcium, magnesium, and sulfur, mostly come from soil solids.
As fascinating as soil is, much of my relationship with it is in the "benign neglect" category. I'm hoping to change that! But it is August and
it is hot. What to do in Central Texas?
Texas Agrilife Extension Service gives us a
2010 Travis County Planting Calendar, a list of
vegetable varieties, and
seed sources. Since today is August 26, the chart says I still have time to plant beans (lima and snap), cucumber, and summer squash. And
maybe I could squeeze in some Irish potatoes. So I looked into my seed stash, and here is what I did:
How is your soil today? How are you showing the soil your love?
*Definiciones:
Dry matter: "
the percentage of plant sample, which
Macronutrients: "A chemical element necessary in
large amounts (usually 50 mg/kg in the plant) for the growth of plants (
Reference #1)."