Unfortunately, there is no similar product we are aware of like Lontrel that will kill thistle without harming/damaging your garden beds. You may manually hand pull or spot treat using a non selective herbicide such as Prime Source Surmise Pro Herbicide, but you have to be very careful and avoid any contact with the desirable plants.
Lontrel Turf and Ornamental Herbicide is not labeled for garlic mustard weed control.
Lontrel Turf and Ornamental Herbicide is not actually labeled to control dichondra but you are correct is not for residential lawns. We apologize but are not able to locate a product that would kill it. While some products such as SpeedZone or Drive state do not apply to dichondra, we cannot recommend them since not a labeled use.
Lontrel Turf and Ornamental Herbicide is not labeled for bindweed (morning glory) control. We currently do not offer a product that will selectively work as a post control for morning glory in junipers.
Yes, Lontrel Turf and Ornamental Herbicide and Q4 Plus Herbicide can be mixed in the same tank. Be sure to do a small tank mixture first to ensure that there is no clumping between the two products.
Since we are only a retail distributor, we recommend contacting Dow Agro Sciences at 317 337 3000 for specifications on their product for reasons why Lontrel Turf and Ornamental Herbicide is not labeled to be used on residential lawns.