Korvetto® is a selective post-emergence spring applied herbicide for use on winter oilseed rape.
Korvetto herbicide provides superior control of a wide range of annual broad-leaved weeds, including cleavers, mayweed, and thistles. Korvetto has good activity on a broad range of other problem weeds including cranesbill and poppy. Korvetto contains Arylex™ active in formulation with clopyralid.
For more information contact our technical hotline: 0800 689 8899 or e-mail: ukhotline@corteva.com
Reliably controls competitive weed species including Cleavers, Mayweed and Thistles helping to improve yields., speeding up harvest and preventing seeds returning to the soil.
In a normal crop rotation there are no following crop restrictions (please, check the label for the further information).
Both Active Ingredients are safe to the crop when used according to the label recommendations and can be applied in a range of different temperatures.
1l/ha dose rate meaning a pack treats 5ha.
We have used Korvetto on all our oilseed rape for the last two years in a programme with Kerb Flo 500. Broadleaf weed control has been outstanding, including on Cleavers and Bur Chervil.
Oilseed Rape
Weed species |
Maximum growth stage controlled |
Susceptibility |
Cleavers |
Up to 15 cm high/across |
S |
Common fumitory |
Up to 10 cm high/across |
S |
Common poppy |
Up to 10 cm high/across |
MS |
Corn chamomile |
Up to 10 cm high/across |
S |
Cranesbill, cut-leaved |
Up to 5 cm high/across |
S |
Cranesbill, small-flowered |
Up to 5 cm high/across |
S |
Cranesbill, dove’s-foot |
Up to 5 cm high/across |
MS |
Creeping thistle |
Up to 10 cm high/across |
S |
Flixweed |
Up to 5 cm high/across |
MR |
Groundsel |
Up to 5 cm high/across |
MS |
Mayweed, scented |
Up to 7.5 cm high/across |
S |
Mayweed, scentless |
Up to 7.5 cm high/across |
S |
Red deadnettle |
Up to 15 cm high/across |
S |
Label Weed Spectrum Key: S – Susceptible, MS - Moderately Susceptible, MR - Moderately Resistant
Product Registration Number - 19111
Active Ingredients - 120g/l Clopyralid + 5g/l Arylex
Pack Size - 5L
Formulation - EC
Maximum Individual Dose – 1L/ha
Maximum Total Dose - 1L/ha
Application Timing - 1st March- 31st May (BBCH 30-50)
Spray Quality - Medium
Buffer Zone - 14m (within 1 m of the top of a ditch which is dry at the time of application)
In this short video, Clare, Stapley, Corteva Agriscience oilseed rape herbicides Category Marketing Manager, provides a brief masterclass on how Korvetto® herbicide works and the superior control it offers to a wide range of annual broad-leaved weeds, including cleavers, mayweed and thistles.
‘‘®™Trademarks of Corteva Agriscience and its affiliated companies. Use plant protection products safely. Always read the label and product information before use.