Yes, Q4 Plus would be a great choice to treat clover in a Kentucky bluegrass lawn. Please refer to the product label for complete application instructions.
Q4 Plus Turf Herbicide should not be sprayed over desirable ornamentals.
Yes, Q4 Plus Turf Herbicide is labeled for yellow cup, also known as yellow mustard weed. The rate is 2.6-3 fl oz per 1000 square feet. This should mix in 1-2 gallons of water. This can be applied while the weed is actively growing before the soil temperature reaches 55 degrees Fahrenheit.
Q4 Plus Turf Herbicide can be applied using a hose end sprayer for spot treatments only at the rate of 3 oz per gallon of water. You may however have more accuracy with the backpack sprayer when using as a broadcast application as the rate is not set per gallon of water but per area. Please follow the product label for application.
You can find the full list of pests that Q4 Plus is labeled for on the product label .
Per the Q4 product label: Turf species listed on the label can be seeded into the treated areas 1 week after the application. We do not recommend using the soil treated intended for a future garden.
According to the product label, new seedings can be put down 1 week after treating with Q4 Plus Turf Herbicide
Q4 Plus Turf Herbicide can potentially cause harm to desired plants like lilac. I would carefully spot spray areas near the lilac bush, and also wrap the lilac bush in a large garbage bag to protect it from any drift spray.
Q4 Plus Turf Herbicide is not labeled for use on pastures. Please let us know what you are treating for a recommendation.
Q4 Plus Turf Herbicide is rainfast is 6 hours but is best applied when there is no rain expected within 24 hours after application.
Q4 Plus Turf Herbicide is rainfast is 6 hours but is best applied when there is no rain expected within 24 hours after application.
Q4 Plus Turf Herbicide is labeled for green, yellow, and giant foxtail. The mixing ratio of Q4 really depends on what and where you are treating. The product label suggests using 1.8-2.6 fl oz on warm season turf (cool season-2.6 - 3 oz. per 1,000 sq. ft.) per one gallon to treat 1000 sq.ft. A follow up application may be required for this weed species.
Once areas that have been treated with Q4 Plus Turf Herbicide are dry, it would be safe for animals to return.
Q4 Plus is applied at the rate of 7 - 8 pints per acre if treating weeds in cool season grasses, or 5 - 7 pints per acre for warm season grasses. If you need to treat 4 acres, you will need one gallon.
Your 2 gallon hand pump sprayer falls under the category of low volume spray equipment that the Q4 Plus Turf Herbicide label is referring to.
The Q4 Plus Herbicide Product Label states: Broadcast Treatments for Cool Season Turfgrass (kentucky bluegrass, perennial ryegrass, fescues, annual bluegrass, rough bluegrass, annual ryegrass)- Use rate per Application is 7 to 8 pints per acre or 2.6 to 3.0 fl oz/1000 sq/ft. When broadcasting your water volume may change so while the concentration of product per area is the same as the spot treatment, if your turf is very dense you may need 2-4 gallons of water over 1000 sq/ft, vs the only 1 gallon needed for spot treatments.
Per the product label for Q4 Plus Turf Herbicide you should delay application to grass seedlings until after the second or thrid mowing, or 28 days after emergence.
Q4 Plus Turf Herbicide if applied to St Augustine may suppress it, but may not kill it. Roundup would be a better option to spot treat.
Q4 Plus Turf Herbicide is labeled to be safely used on tall fescue and will not control it. There is not a selective product that would remove one cool season turf such as Tall Fescue from another like Kentucky Bluegrass. We suggest spot treating with a non-selective like GlyPhoSel Pro and then reseeding after 2 weeks.
Q4 Plus Turf Herbicide states on the product label: For optimum results irrigate 24 hours before and 24 hours after applications with ½ inch of water.