Kraft tube of FGMN Ultimate Control predatory mite mix — californicus, cucumeris and swirskii — labelled for spider mites, thrips larvae, broad mites and whiteflies.
Kraft tube of FGMN Ultimate Control predatory mite mix — californicus, cucumeris and swirskii — labelled for spider mites, thrips larvae, broad mites and whiteflies.Ultimate Control Predatory Mite Mix in eco-friendly packaging for pest infestations. Includes predatory mites blend for broad-spectrum control.

Generalist · Mixed Mites

Ultimate Control Predatory Mite Mix

A bad infestation you can't name yet gets three species at a higher rate, covering hot dry rooms, warm humid rooms and thrips larvae.

$90.00

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Ultimate Control Predatory Mite Mix

Goes well with

  • Phytoseiulus persimilis

    Visible webbing, right now.

    from $55

  • Amblyseius andersoni

    Russet & rust mites.

    from $57

  • Special Blend Slow-Release Prevention Sachets

    The month after the bottle.

    $5

  • Root Network

    For the roots: mycorrhizae and microbes that help roots take up water and nutrients. Use at repotting, then a monthly drench.

    from $15

How much, and how often

Two questions — how bad it is, and how many plants. You get a size and the dates to put it out.

1

How bad is it?

Pick the one that sounds like your room. If you are between two, take the higher.

2

How many plants?

Six-inch pots. Count a large specimen with a dense canopy as three or four.

3

Your size and schedule

More about this dose

The three things people ask once they have their size. Open any of them.

Am I light, moderate or heavy?

Light

  • You had to go looking for it — a little stippling underneath, or one silvered streak on an older leaf.
  • Tap a growing tip over white paper: nothing falls, or almost nothing.
  • No webbing, and new growth is coming in clean.
  • One or two plants. The rest of the shelf is fine.

Moderate

  • You notice it walking past, without stopping to inspect.
  • Fine webbing at a leaf joint, or scarring on the newest leaves.
  • The tap test drops something most times you try it.
  • A few plants in the same area have it.

Heavy

  • You saw it from across the room — whole leaves pale, bronzed or scarred.
  • Webbing running up the growing tips, or new growth distorted.
  • The tap test drops several at once.
  • It has reached plants that were never touching.

Overshooting costs you very little — all three species here hold on pollen, so a heavy dose on a light problem stays on as a standing guard. Under-dosing costs you the round.

Why we say take the higher level

Mixed pest pressure is built to be underestimated:

  • Damage is a record, not a reading. Stippling and thrips scarring are scar tissue. They stay on the leaf long after the pest that made them has gone.
  • The stages doing the damage are the ones you cannot see. Thrips larvae, broad mites and spider mite eggs are all below what the eye picks up.
  • It travels before it shows. Plants touching an obviously bad one are usually already carrying it.
Why more than one round?
Eggs already on the leaf go on hatching after you start, and nothing you put out on day one reaches all of them. Repeat in 14 days if the infestation is heavy, or in 30 days if it is moderate — round two is there to meet the ones that were not born yet.
Putting it out
  1. Rotate, don't shake. End over end for about thirty seconds — the three species vary in size, and the tumble mixes them back through the carrier.
  2. Crown first. Shake onto the newest growth at the top; the mites migrate downward to find prey.
  3. Then the joints. Extra where leaves meet the stems — those are the highways where pests breed.
  4. Even coverage wins. Three species hunting differently do better spread across the plant than concentrated in one place.

Everything else is optional. Get these four and the release has done what it can.

A cleaner way

On a display plant, tip small piles into bio-boxes or paper cups hung in the branches instead of dusting the foliage. Same dose, nothing visible on the leaf.

01

Is this the right beneficial for your problem?

Five questions, in the order a grower actually asks them: what have you got, is this the answer to it, what will it eat, how does it do the killing, and how will it do in your room.

One plant with two kinds of damage: pale spider mite stippling on a lower leaf, silvered thrips scarring and frass above.
Mixed damage across new and old growth.

Is this your pest?

Ultimate Control treats three kinds of pest. It is the bottle for a mixed problem you would rather not have to diagnose.

Mixed pressure rarely looks like one thing. Thrips scar the leaf surface and leave black specks. Spider mites stipple from underneath. Broad and cyclamen mites twist the new growth.

Three species cover it. Neoseiulus cucumeris takes thrips larvae on the leaf before they can pupate or fly, and is the documented predator of broad and cyclamen mites. Neoseiulus californicus takes two-spotted spider mite and keeps doing it in heat and dry air. Amblyseius swirskii also takes first-stage thrips larvae and broad mites in the tight new growth, and it speeds up as a warm, humid room gets hotter. Whitefly eggs, tarsonemid mites and fungus gnat larvae at the soil surface are taken opportunistically rather than hunted.

Then: is Ultimate Control the right answer to it?

Choose this if

Choose it when you can see damage but are not sure what is causing it, and when your room will not sit still. Three species at a higher rate per plant means more predators of fewer species on the plant — californicus covers the hot dry end, swirskii comes into its prime as a humid room heats up, cucumeris handles the cooler lights-out hours. All three hold on pollen, so they stay on guard when pest levels drop instead of dying out.

Choose something else if

Two cases send you elsewhere. Visible webbing: this blend is broad rather than fast, and persimilis is what a spider mite emergency needs. Bronzed, rough leaves with nothing visible on them: that is russet or rust mite, and none of the three in here controls it. Andersoni is the predator for that job, on its own or inside Special Blend, which spreads four species across the same dose instead of concentrating three.

What it kills, and what it won't

TreatsThrips larvaeTwo-spotted spider mitesBroad & cyclamen mites
Won't touchAdult thripsAdult whiteflyAphidsMealybugsRusset & rust mites

All three feed on pollen, which is not a pest — it is how the population holds on a clean plant between outbreaks instead of starving out. Specialized predators die off the moment their food is gone; these stay on guard.

How it works

What it does to the pest, what it does on the plant, and what that leaves you looking at.

What it does to the pest

Three hunting styles, one dose

These are predators — not a poison, not a repellent, nothing systemic. Each species works a different pest and a different part of the plant, and all three are small enough to get into the tight new growth where broad and cyclamen mites hide and sprays do not reach. No residue, no re-entry interval, and nothing in here can be sprayed past.

What it does on the plant

The climate is covered three ways

Californicus is the widest band in the bottle, from 50°F to 95°F, and stays active in extreme warmth and down to 40% humidity. Swirskii comes into its prime above about 75°F in a humid canopy. Cucumeris handles the cooler lights-out hours. None of the three is sensitive to day length. If the room swings, something in here is still hunting.

What that leaves you looking at

Pest numbers, not mites

You will rarely watch this happen. All three are beige and under half a millimeter, and nothing distinguishes them by eye. Judge it the way a grower does — new leaves coming in clean, sticky card counts flattening — rather than by trying to count predators on a leaf.

Broad, gradual improvement rather than one pest visibly disappearing. That is the shape of a mixed-pressure release, and it is what you are buying breadth for.

Will it work in your room?

Best temperature50–95°F
40°60°80°100°
That is californicus's band, the widest of the three. Swirskii speeds up above about 75°F, and cucumeris is at its best between 65°F and 80°F.
Best humidity60–70% RHSwirskii and cucumeris breed best in humid air, and their eggs hatch best above about 55%. Californicus is uniquely tolerant of dry air, down to about 40%, which is what stops the whole population crashing if the room dries out.
CoverageSized by plant count — see the size selector above
Best released withinOn arrival
RefrigerateBest notLoose mites do best released rather than held. Open the bottle and release it the day it lands.
Before you buy

If you have visible webbing spreading across a plant, this is not the fast answer — persimilis is, and this blend goes in behind it. If the leaves are bronzed and rough with nothing visible on them, that is russet or rust mite, and the species for it is not in this bottle.

About the blend

Three predatory mites in one bottle. All of them are under half a millimeter, hunt on leaves, and have no interest in your plant or in you.

What it isNeoseiulus californicus, Neoseiulus cucumeris and Amblyseius swirskii — three phytoseiid predatory mites: the heat-and-drought spider mite hunter, the documented broad mite and thrips-larva predator, and the heat-loving thrips hunter.
How long it livesEgg to adult in roughly a week for all three in a warm room, and adults lay throughout. Because every one of them feeds on pollen, the population persists between outbreaks rather than crashing with the prey.
Where it comes fromReared in a production facility on a controlled diet, not collected from the wild.
Is it safeThey do not bite people or pets and cannot feed on plant tissue. Without prey or pollen they die out rather than persisting, so a release cannot become a problem of its own.
What it is notNot a spray, not a pesticide, and not instant. It is a population you are adding to the plant, and it behaves like one.
New to beneficials?

Five things that catch almost everyone the first time.

Stop sprayingBroad-spectrum sprays do not know the difference between a pest and a predator. Running both at once is the single most common reason a release fails, and stopping is free.
You will not see themAt under half a millimeter and beige against a beige carrier, they are invisible on a leaf and nearly invisible in the bottle. A bottle that appears to be nothing but vermiculite is a bottle working exactly as intended.
Damage does not healA damaged leaf stays damaged after every pest on it is dead. Judge by the leaf that comes next, not by the one you are looking at.
It takes two weeksPredators eat at the speed of predators. Expect to see the trend change over two to three weeks, not overnight.
Re-treating is normalOne release rarely ends an active infestation, and needing a second is not a failure.
02

After you release it

What actually changes, how fast, and the three things this one does not reach.

Clean new growth above older leaves that still carry bronze pest damage.
New growth clean; the older damage unchanged.

How you'll know it's working

Existing damage does not heal. Scarring, stippling and twisted leaves stay exactly as they are after every pest on the plant is dead, because that is scar tissue and not an infestation.

So judge by three things instead: new growth that stops deforming, stippling that stops spreading, and sticky card counts flattening week to week.

Because all three species hold on pollen, some population stays on the plant afterwards. That is the part that keeps the problem from restarting.

03

Getting it to you

What is in the bottle, how it travels, and what happens if it arrives wrong.

A kraft cup of loose vermiculite carrier, pale gold and silver flakes, spilled on a wood bench.
The vermiculite carrier the mites travel in.

What arrives

Three species of loose mites through a vermiculite carrier, all of them beige and microscopic. Nothing distinguishes them by eye, so the bottle looks like one product because functionally it is.

You are unlikely to see movement, and that is normal at this size against a pale carrier. It is not a sign that anything is wrong.

Release on arrival. Loose mites do best released rather than held — open the bottle the day it lands.

When it ships, and when it lands

Shipping

We ship when they're ready to travel. Live orders go out Monday to Thursday. If a colony needs a beat to peak, or we're propagating a fresh batch, yours might hold up to a week. All mites and insects ship 2-day or Overnight depending on what's best for them.

When it lands

Open it that day. Even coverage wins here — three species hunting differently benefit from being spread across the plant rather than concentrated. Aim at the new growth and under the leaves.

Why we pack extra

Two days in a van is a long trip for something this small, so we send more than you paid for.

15%
Expected in transit · added back before we seal it

A predatory mite is the size of a grain of table salt. It ships in a bottle, in a van, for two days.

A trip like that is hard on anything this small, so we price it in: the number on the label gets counted out, and then roughly 15% more goes in on top as a cushion.

Every bottle leaves here holding more than the label says. The cushion is on us.

If you can see them

Ladybugs, lacewing larvae, Orius — the minute pirate bug — and the beetles. These are the ones big enough to photograph, and a picture tells us a lot.

Cold insects are very good at sitting still. That's normal. Release them as this page says, and watch the pest instead.

Something look wrong? Photograph them in the container and email the photo to info@fgmnnursery.com.

The photo is not us doubting you. It is how we tell a bad batch from a bad courier day from a mailbox that hit 104°F.

If you can't see them

Mites, nematodes, eggs — most of what we sell, this one included. A bottle of carrier looks the same whether it holds 500 live mites or none, and no photograph settles that. So we don't ask you to take one.

Email info@fgmnnursery.com and our entomologist takes you through the diagnostic instead — where the box sat, what your room was doing, and then what the pest is doing about ten days later.

Seventy-two hours from delivery, either way, with your order number. Replacement or store credit, your pick.

What it does not reach

Three gaps this page has already named, and the beneficial that closes each one.

Gap · visible webbing, right now

Phytoseiulus persimilis

This blend is broad rather than fast. A spider mite outbreak that is already webbing calls for persimilis — it works from inside the web and clears hot spots quicker than any generalist will.

$55
Gap · russet & rust mites

Amblyseius andersoni

Bronzed, roughened leaves with nothing visible on them are russet or rust mites — eriophyids, and none of the three species in here controls them. Andersoni is the predator for that job.

$57
Gap · the month after the bottle

Special Blend sachets

Bottles change the ratio today. Slow-release sachets keep it changed — mixed stages breeding inside, releasing onto the plant for weeks after the bottle's generation has aged out.

from$5

Two small add-ons that make the rest work harder. Blue cards give you the dated count this page keeps asking you to read. Breeder's Blend is pollen and Artemia; it keeps the population fed through the lull when prey gets scarce.

$11
$10

Questions

Why is Ultimate Control better than buying species individually?

It treats Thrips, Spider Mites, and Broad Mites simultaneously, making it more effective and affordable than buying three separate bottles.

Can I use this with Neem Oil?

No. Neem Oil will kill your mites on contact. It will not hurt them once it dries, but the actual application will hurt them.

Is it safe for humans?

Yes. They cannot bite or live on humans or pets.

How long do they stay?

If food or pollen is present, they will stay and reproduce for the entire cycle.

Do I need to re-apply?

Yes. Repeat every 30 days for a moderate infestation, and every 14 days for a heavy one.

Can I use this in Tissue Culture (TC)?

Yes, it is the perfect "first resident" for plantlets transitioning to soil.

  • 5 stars: 4 (80%)
  • 4 stars: 0 (0%)
  • 3 stars: 1 (20%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
N
Nicole
Newbie to beneficials

Super easy to use. Still figuring out the best way to sprinkle this on my plants without making a huge mess. Seems like plants are happier!

Hi Nicole, we're so glad to hear the Ultimate Control Predatory Mite Mix is working well for your plants! Protip: use a small 2 ounce cup that you can get at Walmart or Target. You can place it right next to the plant. Not very effective if you have an extreme problem, but works great for small to moderate. ;)

H
Hayley W.
Best decision ever !

Just as described, shipped very fast, packaged secure and safely (with some cuteness to it !) 10/10 would recommend to everyone of my plant friends !

L
Lora

I am hoping using this product helps my plants.

C
Casey B.
So. Satisfying.

This is my 2nd application of predatory mites to fight widespread spider mite infestations in an outdoor milkweed pollinator garden (I didn't order enough for the space I needed to cover initially, though the lil homies did their best!) and while it's too soon to say if I'll need another application this summer or not...disbursing the predatory mites is the most oddly-satisfying thing ever. They arrive in a tube with a sawdust-type medium, so as you're sprinkling them on affected plants you can really see it all catching in the spider mites' stupid webs. It also makes it easy to tell which plants you've already treated. I'm delighted this mix also covers thrips and other stuff I've never heard of, too.

Hi Casey, Someone once mentioned it was like being Oprah— mites for you, and mites for you. You so reminded me of that. Thank you for sharing your experience and for trusting FGMN Nursery to help protect your pollinator garden!

K
Kathryn M.
Excellent products and communication.

I just released my army yesterday and today. My plants already look happier. Thank you so much. Go, bugs, go!