TreeBossPro Blog — Plant Health Care

Recording PHC Mixes So Every Applicator Uses the Same Recipe

Most PHC programs run on a small set of repeat recipes. The dormant oil round. The leaf-out foliar round. The fall soil fertilization. Each one gets mixed dozens or hundreds of times a season, and each time it should be mixed the same way. When the recipe lives in the head of your senior applicator, every new hire and every busy morning is a chance for drift. Saving mixes in your software turns the recipe into something everyone works from.

What a Mix Is and Why It Matters

Following on from Building a PHC Product List With EPA Registration Numbers, a mix is the next layer up: a named combination of products from your list that your company uses as a standard. Instead of an applicator recording three products separately on every stop, they pick the mix, then record the rate and the amount used for that service.

That does two things. It keeps the recipe consistent across your crew, and it makes recording fast enough that it actually happens on every stop. Fast and consistent is what you want from any field record.

Building Mixes From the Label, Not From Habit

Every mix should start from the product labels: what each product is labeled for, how it may be mixed, and any compatibility statements or restrictions. Old habits are not a reliable source, especially when a supplier has swapped one product for another. Build the mix with whoever holds your license and responsibility for the program, and write down the reasoning somewhere your team can see it.

TreeBossPro stores the mix you define. It does not evaluate whether that mix is appropriate, legal or effective, so keep that review with your licensed staff and, if you are unsure about anything, check with your state's regulatory agency.

Write down the purpose of each mix next to it in your own documentation: what round it belongs to, what it targets, which trees it is meant for and which it is not. When a new applicator asks why the spring round uses a different recipe than the fall round, the answer should be written somewhere other than the owner's memory.

Naming Mixes for the Field

Name mixes the way your crews talk about the work: "Spring foliar round," "Dormant oil," "Fall deep-root fertilization." If you run different versions for different situations, say a separate mix for conifers or for a specific pest problem, make that obvious in the name. An applicator picking from a list at the truck should be able to pick correctly without opening anything.

Avoid near-duplicate mixes. If two mixes differ only by accident, merge them. Fewer, clearer mixes mean cleaner records.

Recording Rate and Amount With a Mix

Picking a mix does not replace recording what happened. The per-service application record still captures the rate and the amount used on that property. Two neighbors on the same program can use very different amounts of material if one has three mature oaks and the other has a row of young ornamentals. Recording the amount used per service captures that reality.

Over time, those amounts become useful planning data. You will see which properties consistently use more of a mix than the price assumed, which is a pricing conversation worth having before renewal season.

Amount used also reveals mixing problems. If the same mix on similar properties shows wildly different amounts, it may mean applicators are interpreting the recipe differently, calibration varies between rigs, or the property data is off. Each of those is worth investigating, and none of them is visible without the records.

Training New Applicators on Saved Mixes

Saved mixes make onboarding easier. A new applicator can see exactly which recipe goes with which round, and the crew app shows them the job list, route, gate codes and notes for each property. Pair them with an experienced applicator for the first rounds, have them record every application themselves, and review those records together at the end of each day.

Licensing and supervision requirements for applicators vary by state and province. Make sure every person applying product is properly licensed or supervised as your jurisdiction requires, and store their applicator license number in the system so it sits with their records.

A short weekly review during an applicator's first month is worth the time. Pull their records, check that the right mix was picked for each round, and look at amounts against what an experienced applicator used on similar properties. Most mistakes are small and easy to correct when caught early, and much harder to untangle at the end of a season.

Updating Mixes Without Losing History

Programs change. A product gets discontinued, a new pest shows up in your area, or you decide to adjust a round. When a mix changes, update it before the next round goes out and let your crews know. Records made with the earlier mix keep what was recorded at the time, so your history stays accurate.

Mixes are one part of the chemical tracking side of TreeBossPro plant health care software, alongside the product list and application records. Next, applicator license numbers and how to keep them tied to the right records.