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Safety - page 25 • First aid - page 33 • Resistance management - page 41
Herbicides
Weeds controlled
Rate a.i. per acre
Single application
Annual grasses:
barnyard grass, green foxtail, volunteer barley, volunteer wheat, wild oats.
Annual broadleaves:
Stinkweed, redroot pigweed, wild mustard, Russian thistle, lamb’s-quarters, non-
glyphosate tolerant volunteer canola (rapeseed), hemp-nettle, lady’s-thumb, kochia, chickweed, corn
spurry, wild tomato, cleavers, wild buckwheat, shepherd’s purse, cow cockle*, night-flowering catchfly*,
smartweed*, stork’s-bill, flixweed, narrow-leaved hawk’s beard, round-leaved mallow.
120 - 180
Perennial weed suppression:
Canada thistle, dandelion, perennial sow-thistle, and season-long control of
quackgrass.
180
Double application (first application as above)
Additional flushes of weeds listed above plus round-leaved mallow, Canada thistle, foxtail barley, dandelion,
perennial sow thistle, quack grass (season-long control).
180
Single application for perennial weed control
All the weeds in single application listed above plus season-long control of Canada thistle and perennial sow-
thistle.
270
*
The lower rate can be used for control of shepherd’s purse, cow cockle and night-flowering catchfly at the 1- 3-leaf stage of the crop or for control of
smartweed at the 4- 6-leaf stage.
Note:
A maximum of 1.0 L/acre of Glyfos, Sharpshooter Plus, Touchdown iQ, and Wise Up, 0.76 L/acre of
Maverick III and Vantage Plus and 0.67 L/acre of Factor 540, Roundup Transorb HC, Roundup Weather Max,
Roundup Ultra 2, R/T 540 per season is allowed in glyphosate tolerant canola.
Registered Tank Mixes in Glyphosate Tolerant Canola
For season long control of top growth of Canada thistle and control of wild buckwheat in glyphosate tolerant canola.
Tank mixture name
Rate a.i. per acre
Remarks
Glyphosate + Lontrel 360
Glyphosate: 180 gL + Lontrel: 113 mL Apply in 40 L of water per acre. Apply when
canola is in the 2 - 6 leaf stage.
Glyphosate tolerant corn
Crop:
Corn with Roundup ready gene. Always use pedigreed (certified) corn seed. Corn that is not designated as
glyphosate tolerant will be damaged or destroyed by this treatment.
Crop Stage:
Up to and including 8-leaf stage of glyphosate tolerant corn.
How to Apply:
Ground application only.
Do not apply by air.
Water Volume:
40 - 90
L/acre.
Rate per acre Weeds controlled
360
Annual grasses:
barnyard grass, green foxtail, volunteer barley, volunteer wheat, wild oat.
Annual broadleaves:
chickweed, cleavers, corn spurry, cow cockle, flixweed, hemp-nettle, kochia, lady’s-thumb,
lamb’s-quarters, narrow-leaved hawk’-beard, night-flowering catchfly, redroot pigweed, round leaved mallow*,
Russian thistle, shepherd’s-purse, smartweed, stinkweed, stork’s-bill, volunteer canola (except glyphosate
tolerant varieties), wild buckwheat, wild mustard, wild tomato.
A second (sequential) application
360
Late flushes of heavy infestations of the above weeds plus control of common milkweed, field bindweed, round-
leaved mallow, yellow nutsedge.
A single application of 1.34 L/acre (540 g/L) is also registered but can only be applied up to the 6 leaf stage of RR Corn.
Note:
Weeds will be more easily controlled and early crop competition avoided with applications made when the
weeds are small. Control of weeds greater than 25 cm in height will be inconsistent, although some weeds may
be controlled.
Glyphosate (cont’d)