Killing Large Patches Of Weeds Naturally
Put just a pinch down at the base of each plant.
Killing large patches of weeds naturally. Use the heat from a weed flamer to kill weeds in various stages of development. Do not drench the weeds with the herbicide. Regular old table salt is very effective at killing weeds. The heat combined with the lack of light and moisture should kill anything under it.
Vinegar is most effective on canada thistle. For larger areas like pastures turning vegetation into soil with a disk harrow can effectively eliminate some brushy weeds. A non toxic way of killing off a patch would be to cover the area in a black light proof tarp. This strategy is also helpful when killing large patches of weeds.
Next sprinkle a teaspoon of baking soda over the top of the entire weed including the leaves and the soil surrounding the base. Household vinegar has a concentration of about 5 percent which is good enough to kill most young weeds during their first two weeks of life. Hold the flame of a weed flamer just above or along side of. Vinegar can be highly effective against smaller weeds like young crabgrass and dandelion sprouts requiring only one treatment.
Overtime with repeated application the weeds will weaken and eventually die. You can achieve the same results in smaller spaces using a rototiller. Oops missed the 4500 sq ft part. If you have a large patch of weeds your first instinct may be to go out and find the largest bottle of herbicide they make.
It will kill the weedy offender and get diluted within a couple of rainfalls.