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Systemic insecticides can provide some control for 6 to 8 weeks.
A systemic insecticide is the most effective means of control.
Cut them off to control as the alternative of using systemic insecticides is not that successful.
The main control method is through the application of a systemic insecticide.
A Scale insect is the cause; systemic insecticide the cure.
Expect a second attack in a few weeks, so spray preventively with a systemic insecticide.
Bayer changed their other systemic insecticides some time ago.
Roses Keep bugs away with a regular check and a systemic insecticide spray.
Organic farming shows us that systemic insecticides are unnecessary for producing food.
Give the tree a winter wash and after the blossom falls a treatment with a systemic insecticide.
Thiamethoxam is a systemic insecticide in the class of neonicotinoids.
Currently, only one systemic insecticide, acetamiprid, is available with a temporary registration.
There are currently no chemical options to control this pest although systemic insecticides can be effective.
If the work permits, plants shall be sprayed regularly with a systemic insecticide.
These aphids can be controlled with a systemic insecticide.
Systemic insecticides become incorporated and distributed systemically throughout the whole plant.
For heavy infestations, a systemic insecticide can be applied in fall to prevent damage next spring.
Treat with a systemic insecticide watered into the soil.
Imidacloprid is a systemic insecticide produced by the chemical firm Bayer.
An example of a systemic insecticide is Cygon 2E.
Use of the systemic insecticide imidacloprid is usually banned as it kills bees.
"The quantity of neonicotinoid systemic insecticides that are being used in the country is mind-boggling," he says.
Occasional outbreaks of mealy bugs may be controlled by systemic insecticides.
Next year spray with a systemic insecticide.
I cut out the webs on the top 2in of the stems and destroyed them, then sprayed the plant with a systemic insecticide.
