Sevin Concentrate is not labeled to be applied via soil drench. This product must be sprayed onto the plants. The new active ingredient of Zeta-Cypermethrin allows it to kill upon contact and see visible results within minutes, while having a residual kill of up to 3 months.
Yes, Sevin Concentrate can be used on ornamentals such as Crepe myrtle trees as long as under 10 feet per the product label
According to the manufacturer's product label, Sevin Concentrate can be sprayed up to 1 day before harvesting blackberries. Please refer to the label linked above, and use as directed.
Per the product label for Sevin Concentrate: Reapply if insects return, but not more than once every seven days and according to pre-harvest interval.
Yes, the Sevin Concentrate is labeled for plum curculio.
Yes, Sevin Concentrate will treat saddleback caterpillars. You would mix 4 oz per gallon of water and apply with a hand pump or hose-end sprayer.
Sevin Concentrate is not labeled to treat orangedog caterpillars.
Sevin Concentrate should just be applied until the plants are wet and slightly dripping.
Sevin Concentrate is not systemic so is not absorbed by the plants. It is labeled to control many varieties and species of caterpillars so would kill any that feed off the plants foliage or areas that have been sprayed.
Sevin Concentrate should be used within 24 hours of diluting with water for the most effective results.
It looks like the product Sevin XLR Plus Insecticide has the active ingredient Carbaryl, which was the previous active for Sevin Concentrate. Sevin Concentrate has since changes it's active ingredient to Zeta-Cypermethrin
Sevin Concentrate is a liquid concentrate that you dilute with water. It is not labeled for drenching or for use on houseplants or other containerized plants. If you need a product for containerized plants to treat insects like aphids, mealybugs, etc., then you can use Bonide Systemic Granules instead.
Sevin Insecticide is not labeled to killl earthworms. There are no products on the market in the USA that are labeled for earthworms as they are largely beneficial creatures. Most insecticides will not get deep enough into the soil to affect worms.
Unless otherwise noted on either product label and as long as you do a tank mix test, Sevin should be able to applied with fertilizer.
Sevin Concentrate is not labeled to control slugs. The product we usually recommend for slugs is Monterey Sluggo Plus Snail & Slug Killer.
While Sevin Concentrate is labeled for a variety of different scales, it is not labeled for bark scale. It would be best to drench with an imidacloprid product such as Prime Source Imidacloprid 2F Select T/I. Some extension office actually recommend avoiding Seven for scale
https://ipm.ucanr.edu/PMG/PESTNOTES/pn7408.html
Sevin Concentrate has a shelf life of 3 to 5 years when stored in a dry, cool place. If you would like to know the manufacturing date of the bottle of Sevin Concentrate you have, you will need to contact the manufacturer, they can be reached at 1-866-945-5033.