Author: plantguy
Does the Moon Affect Plants? Part 3: Gravitational Effects?
Does the Moon Affect Plants? Part 2: Moonlight and Biorhythms
Does the Moon Affect Plants?
Wicked Plants?

Toxic? Yes!….. But wicked? Wicked (wik’id) adj. [Middle English wikke, evil, akin to Old English wicce, witch] “1. morally bad or wrong; acting or done with evil intent; depraved; iniquitous.” – Webster’s New World Dictionary A wonderful new book Wicked Plants: The Weed That Killed Lincoln’s Mother and Other Botanical…
Less Nutritious Plants as a Result of Higher Atmospheric CO2?

No Controversy Here Despite the denials of global warming caused by increased atmospheric CO2 from the scientifically ignorant or from the oil/coal corporations (or from politicians bought or rented by these corporations), there is one thing they can not deny. The level of atmospheric CO2 on Earth has been steadily…
Is Sex Necessary?: For Dandelions, Apparently Not.
Send In The Clones Few plants generate such annoyance among suburban homeowners with immaculate lawnscapes as the common dandelion (in North America, most likely Taraxacum officinale). Despite efforts to eradicate them using chemical warfare (see here for info on such herbicides), the dandelions exhibit a remarkable ability to proliferate. And…
Why Herbicides Kill Plants (But Not You) – Part 2: Roundup®

Roundup® Kills All Plants (Mostly) The herbicide that most Americans are likely familiar with is Roundup®. Unlike the auxin-based herbicides I discussed in the previous post, Roundup® is not a selective herbicide. That is, it usually kills all green plants (except if the plant is Roundup Ready® or if the…
Why Herbicides Kill Plants (But Not You)
Plants Don’t Convert CO2 into O2

Articles about photosynthesis in the popular press or online often make me cringe. Why? Because sometimes they lead people to think that the oxygen (O2) produced by photosynthesis is derived from carbon dioxide (CO2). Some even further compound their mistake by stating that plants actually convert CO2 into O2 at…