"Bishop Don Magic Juan" <insertnamehere.co.uk> wrote
No. If that were the case then Roundup would be rendered ineffective if it
rained or there was a heavy dew any time within a week after application.
Any type of herbicide (selective or universal) requires a few hours to soak
in. It then takes a week for the plant to die. This will happen whether the
soil is turned over or not (except of course that turning the soil over
increases the damage).
Read the instructions on the bottles. It explains it all.
You should read the instructions on the whiskey bottle, it's addling
chemical peddling idjit!
• Apply to actively growing grass and broadleaf weeds.
• Allow at least 3 days after treatment before tillage.
Apply this product as follows to control or destroy most perennial
NOTE: If weeds have been mowed or tilled, do not treat until plants
have resumed active growth and have reached the recommended
Repeat treatments may be necessary to control weeds regenerating
from underground parts or seed. Repeat treatments must be made
prior to crop emergence.
The addition of 1 to 2 percent dry ammonium sulfate by weight or 8.5
Canarygrass, reed / Timothy / Wheatgrass, western—Apply 2 to
3 quarts of this product per acre. For best results, apply to actively
growing plants when most have reached the boot-to-head stage of
growth. Allow 7 OR MORE DAYS after application before tillage.
Bindweed, field—For control, apply 4 to 5 quarts of this product per
acre west of the Mississippi River and 3 to 4 quarts east of the
Mississippi River. Apply when the weeds are actively growing and are
at or beyond full bloom. Do not treat when weed is under drought
stress as good soil moisture is necessary for active growth. For best
results, apply in late summer or fall. Fall treatments must be applied
before a killing frost. Allow 7 or more days after application before
Bermudagrass, water (knotgrass)—Apply 1.5 quarts of this product
plus 0.5 to 1 percent nonionic surfactant by total spray volume in
5 to 10 gallons of water per acre. Apply when water bermudagrass is
actively growing and 12 to 18 inches in length. Allow 7 or more days
before tilling, flushing or flooding the field.
Fall applications only—Apply 1 quart of this product plus 0.5 to 1
percent nonionic surfactant by total spray volume in 5 to 10 gallons
of water per acre. Fallow fields should be tilled prior to
Apply prior to frost on water bermudagrass that is actively growing
and 12 to 18 inches in length. Allow 7 or more days before tillage.
As an aside, you don't need to till real deep, two inches is plenty.
The drawback to deep tilling is it will have sink holes from rain,
and it won't support foot traffic, or the lawn-mower, without rutting.
Good luck, this is the best time to do it.
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