Goldenrod-Solidago canadensis-is a mid summer weed in my part of the world.They liven up the landscape as other plants start to dull.The weed has wide distribution in the U.S.-namely in the Northeast.In this pic it is well over 5′ tall and has 125 other members of it’s species.It is a perennial plant found in meadows,prairies,roadsides,trails.It is pollinated by insects and spreads by tiny seeds with hairy parachutes and root stalks.The plant can be utilized to make tea-bitter- and the flowers can be eaten with your salad.All in a days work.
Tree of Heaven-Alianthus altissima-is also known as paradise tree,stinking sumac,varnish tree.It can grow to over 30 m and has distinctive alternate compound leaves that are sometimes confused with other members of the family.This one is characterized by it’s stinky smell when crushed.It is native to China and was introduce to England in the 1700’s mistakenly as a lacquer plant.It is a fast grower reproducing by roots and seeds-350,000!.It also produces a chemical that keeps other plants and is considered invasive. It is the tree in the book’A Tree Grows in Brooklyn”In this pic by it is just getting a start!
Johnsongrass-Sorgham halepense-is a prolific grower not unlike the above plant.it reproduces by seeds(5o,000) and rhizomes and also is considered allelopathic-producing a chem that keeps the neighbors away.In this case it lines the city trail and helps prevent erosion b ut is a troublesome plant in ag crops.it can be found in vineyards,ditches( I have never mentioned this place before),disturbed areas-my fave place to find weeds-roadsides.it is native to the Mediteranean and was introduce as a forage crop.it is similar to maize and sorghum.It is a world weed-just not on Antarctica!it was named after Col.William Johnson-Alabama plantation owner.
pic by td;help fromWikipedia,edibblefoods.com,Weeds of North America