Here's starting a new list for worrywarts.
(1) the dead or wilted leaves of red maple are extremely toxic to horses
(14)lead in reusable grocery bags
[This is a link to a news site. Sometimes these age off quickly and become invalid. If one should be really interested they might email the article to themselves for archiving.]
(15) harvested rainwater
(16)Downside of Reusable Grocery Bags
(18)Attic harvested guano
(19)[Uncomposted] Beer in Compost - Soil Forum - GardenWeb "the yest [sic] will mess it up"
Beekeepers say weed control will sting them : Michigan Messenger
(22)granite radioactivity - Container Gardening Forum - GardenWeb
(23)If you insist on bagging your own grasshoppers, go out into an unspoiled area as far from human activity as possible.
Datura innoxia - Winter Sowing Forum - GardenWeb
be sure not to plant any that was illegal in Indiana
Ã¯Â¿Â½ one roll of standard galvanized wire I bought recommended washing hands before eating and avoiding repeated exposure Ã¯Â¿Â½
(28)CornGlutenMeal is, in fact, far from a natural cures-all for organic gardening.
(30)Unfortunately, there's no simple solution for oenophiles looking to minimize their eco-footprint.
(31)George Ball, CEO of Burpee. Ball's company is the largest seller of open-pollinated seeds in the country, yet Ball sees the condemnation of hybrids as Luddite nonsense.
(32)But he [the chairman of Johnny's Selected Seeds] argues that his typical customers' small market farmers and avid home gardeners' have better choices. Modern seeds, which are generally hybrid crosses, produce a "more vigorous plant, better resistance to diseases," he said.
(33)Pressure treated wood changed a great deal in 2002 or 2003 when the news laws caused arsenic to be removed from the process. Most new PT wood is considered safe to use.
(34)There is no proof that foods with artificial colorings cause hyperactivity in most children and there is no need for these foods to carry special warning labels - don't they appreciate the fact that everyone wants more warning labels on everything?
(35)In the 1990s, scientists tested a couple of elm trees growing along the National Mall in Washington which were tolerant of Dutch elm disease. The trees got sick, but recovered. The trees, which looked like any other elms, had three, not four sets of chromosomes.
(36)The Garden Professors
(38)various methods to clone two types of redwoods
(39)"Roger Beachy grew up in a traditional Amish family on a small farm in Ohio that produced food "in the old ways," he says, with few insecticides, herbicides or other agrochemicals. He went on to become a renowned expert in plant viruses and sowed the worldÃ¯Â¿Â½s first genetically modified food cropÃ¯Â¿Â½a tomato plant with a gene that conferred resistance to the devastating tomato mosaic virus. Beachy sees no irony between his rustic, low-tech boyhood and a career spent developing new types of agricultural technologies. For him, genetic manipulation of food plants is a way of helping preserve the traditions of small farms by reducing the amount of chemicals farmers have to apply to their crops.."
(40)Ironically, modern commercial varieties of tomatoes are much more genetically diverse than heirloom varieties. Heirloom varieties are all descended from the very small pool of germplasm that was collected from South America in colonial times. Modern varieties have been extensively crossed not only with new wild accessions of the same species but also many additional tomato species.
Invasive Plants Can Create Positive Ecological Change - Penn State Science
(41)[Ford] has already introduced soy foam and wheat straw components into its vehicles. Now, it's looking to produce cup holders, floor mats and other parts with the help of dandelions.
(42)children who grow up as safe as humanly possible become adults who aren't adventurous, resilient, or confident
There must be a lot of persons on Gardenweb who grew up as safe as humanly possible.
(43)The Scientist Gardener: Commercial Perennial Crops?
(44)Geneticists Bid to Build a Better Bee
The combination of record floods and record numbers of organic farms has led many to wonder about the safety of even our organic groceries.
(46)In a commentary, ecologists say that the native-versus-nonnative issue is becoming a moot question.
(47) Ketchup was invented as both a shortcut for busy home cooks and a way to use the dregs of tomato harvests (e.g. cores and skins)
"I want to target the pot market," said Scotts CEO Jim Hagedorn. "There's no good reason we haven't."
(49)some reusable shopping bags for sale in U.S. stores have been shown to contain lead
(50) Over the past 20 years several native ladybugs once very common have become extremely rare. During this same time ladybugs from other places have greatly increased both their numbers and range. Some ladybugs are simply found in new places.
(51)policy and management decisions must take into account the positive effects of many invaders
(52)Smart Way to Handle Street Trees
(53)As I understand it, [grafted] tomatoes are available online this year and are starting to be distributed at independent garden centers.
(54)Chemicals with allelopathic potential are present (commonly in conjugated form) in almost all plants and in many tissues, like leaves, stems, flowers, fruits, seeds and roots
Here is a link that might be useful: Allelopathic, autotoxic Chemicals in Coffee:
(55)soil microbes, may exacerbate [global warming]
(56)Ten years ago, Certified Organic didn't exist in the United States. Yet in 2010, a mere eight years after USDA's regulations officially went into effect, organic foods and beverages made $26.7 billion.
(57)To Nullify Lead, Add a Bunch of Fish Bones
(58)Extension just hasn't kept up. The bulk of the research and information coming from plant and soil science departments is still geared towards production agriculture. It's of little immediate use for the majority of us living in urban areas.
(59)The Permaculture Movement Grows
(60)It's normal for people to over-perceive threats; our mind is designed to err in that direction. It's also normal for people, when confronted with the kinds of threats we've been discussing, to experience emotions like anger, disgust and fear.
Are people who buy organic food a bunch of selfish, judgmental
The Tomato Decoded