Yes, Talstar P can be used with a garden hose end sprayer. Be sure to change the settings on the hose end sprayer to ensure you are mixing the correct amount.
Most insecticides like Talstar P and herbicides such as 2,4-D, are able to be tank mixed together, just make sure you follow each product label instructions for "tank mixing" instructions.
Mixing too much of an insecticide like Talstar P (Talstar One) is never recommended. Over-application can make an area more repellent, causing insects to avoid it so that the product cannot do its job.
Talstar P (Talstar One) is labeled for spiders but not orb spiders in particular. The product should be sprayed in areas where the spiders will come in contact with it. The mixing rate is 1 fl oz per gallon of water.
Yes, you can mix the two products together. We would recommend mixing a small tank mixture with Talstar P and dormant oil to make sure there is no clumping between the two products.
Talstar P is labeled for some borers in trees. Be sure to apply to tree trunks, stems and twigs and plant foliage for the best coverage. The mixing ratio is .25-.5 fl. oz. per gallon of water.