Rosebud County Weed District

04/09/2026

🌿 Russian Olive: The Water Thief You Didn’t Invite 🌿
Russian olive may look like it belongs in the West… but it’s quietly draining one of our most valuable resources—water.
💧 Water Facts You Should Know:
• Russian olive trees use more water than native species like cottonwoods and willows
• Their deep roots tap directly into groundwater, lowering water tables
• Dense infestations can dry out riparian areas and choke out native plants
• They alter natural water cycles, reducing availability for wildlife and livestock
🏭 Now Here’s a Comparison That Might Surprise You:
Modern data centers—the kind that power the internet and AI—are known for heavy water use…
• A typical data center uses about 300,000 gallons of water per day �
• Large facilities can use up to 5 million gallons per day—similar to a small town �
brookings.edu +1
brookings.edu +1
👉 That’s a lot…
But here’s the kicker:
Unchecked Russian olive stands along rivers and creeks can collectively consume comparable volumes of water across a landscape, especially in arid regions—just spread out silently instead of in one visible facility.
🌱 Why It Matters:
Unlike a data center (which is monitored and regulated), Russian olive spreads unchecked, continuously pulling water from already stressed systems.
🚫 The Reality:
• Not native to North America
• Aggressively invades waterways and pastures
• Hard to control once established
🤠 What You Can Do:
• Learn to identify it early
• Remove young trees before they spread
• Replant with native species that support healthy water cycles
💧 Healthy land = healthy water.
Let’s protect both before it’s gone. 🌾
**ds

04/09/2026

Puncturevine (also called goathead) is one of the nastier w**ds out there—especially for folks dealing with livestock, pets, or barefoot kids.

🌱 What is Puncturevine?
Tribulus terrestris is a low-growing, mat-forming summer annual that thrives in dry, disturbed soils—roadsides, driveways, corrals, and overgrazed pastures.
Key ID features:
Prostrate (flat) growth, radiating out like a wagon wheel
Small yellow 5-petaled flowers
Leaves: opposite, small, feathery-looking (similar to little locust leaves)
Seeds: hard, spiny burs (“goatheads”) that can:
Puncture tires
Injure livestock hooves
Stick in pet paws

🚨 Why it’s a problem
Produces hundreds to thousands of seeds per plant
Seeds can survive 3–5+ years in the soil
Spreads easily by tires, animals, and equipment
Toxic in large amounts to livestock (especially sheep)
🛠️ Control Measures
1. Prevention (MOST important)
Keep ground covered (grass, desirable plants)
Avoid overgrazing
Clean equipment and tires to prevent spread
2. Mechanical Control
Best for small infestations
Hand pulling (wear gloves!)
Pull when soil is moist
Get the taproot
Do it before seed forms
Bag and dispose—don’t leave burs on the ground

👉 Tip: A cheap trick is dragging an old carpet or mat over an area to pick up burs.

3. Chemical Control
Works best when plants are young (before flowering)
Pre-emergent (early spring):
Products with:
Prodiamine
Pendimethalin
Dithiopyr
These stop seeds from sprouting.
Post-emergent (actively growing plants):
Glyphosate (kills everything it touches)
2,4-D (good in grasses)
Dicamba or combinations

👉 Spray when plants are small—once they set burrs, you’re behind.
4. Biological Control
The puncturevine weevil (Microlarinus spp.) is used in some areas
It attacks seeds and stems
Not always available or effective in every region, but worth checking with your county w**d district

⏱️ Timing Strategy (this really matters)
Early spring: Pre-emergent herbicide
Late spring–early summer: Spray or pull seedlings
Mid-summer: Stay on top of new flushes
Fall: Clean up burs to reduce next year’s problem

🧠 Real-world tip (especially in Montana-type country)
Once you have puncturevine, think multi-year battle:
Year 1: knock it back hard
Years 2–3: chase new seedlings
Stay consistent or it comes right back
If you want, I can help you build a simple seasonal control plan tailored to your property (pasture, yard, corrals, etc.).

04/09/2026

I have been seeing comment about goat head infestations, I think what people are refering to is actually Bur Buttercup, here are some contol options.

You wont really see Goat heads until late June as the weather gets warmer. I will do apost on them also.

Bur buttercup (also called Ranunculus testiculatus) can be a real headache—especially in pastures and disturbed ground. The key is catching it early before it flowers and drops those spiky seed heads.
Here’s how to control it effectively:

🌱 1. Early Identification & Timing
It’s a winter annual, meaning it sprouts in fall or very early spring.
Control it before it flowers (early spring)—once it seeds, the problem multiplies fast.

🚜 2. Cultural Control (Best long-term)
Promote healthy grass: Thick pasture crowds it out.
Avoid overgrazing: Bare ground is where it thrives.
Fertilize if needed: Helps desirable plants compete better.

🧤 3. Mechanical Control
Hand pulling (good for small patches):
Do it when soil is moist.
Wear gloves—it can irritate skin.
Mowing:
Only works if done very early, before flowers form.
Once it flowers, mowing won’t stop seed production.

💧 4. Herbicide Control (Most effective for larger areas)
Apply in early spring while plants are small:
Broadleaf herbicides that work well:
2,4-D
Dicamba
Metsulfuron (common in pasture mixes)
Tips:
Spray on a warm day (above ~50°F) when plants are actively growing.
Follow label directions, especially around grazing restrictions.

🐄 5. Livestock Consideration
Bur buttercup can be toxic to livestock (especially sheep and cattle) when fresh.
Usually avoided if other forage is available—but don’t rely on that.

🔁 6. Stay Ahead of It
Seeds can live in the soil for a few years.
Plan on 2–3 years of control to really clean it up.
If you want, tell me what kind of setup you’ve got (pasture, yard, acreage size, animals), and I can dial in a spray mix and timing specific to your situation 👍

03/18/2026

Get your credits

02/19/2026

02/16/2026

Picture taken today (2/16/26) in Rosebud

🌼 Be on the Lookout: Oxeye Daisy Rosettes! 🌼
Early detection makes all the difference! Right now is a key time to watch for oxeye daisy rosettes — the low-growing clusters of spoon-shaped leaves that hug the ground before the plant bolts and flowers.
👀 What to look for:
• Flat rosettes close to the soil
• Dark green, lobed or toothed leaves
• Often found in pastures, hay fields, roadsides, and disturbed ground
🌱 Why it matters:
Oxeye daisy spreads aggressively, competes with native plants, and reduces forage quality. Treating it at the rosette stage is far more effective than waiting until it flowers.
📍 If you spot it, mark the location and take action early — whether that’s digging, mowing at the right time, or applying approved controls.
Let’s protect our land by catching it early! 💪🌾
**ds **dManagement

11/04/2025

🌿 Attention Private Pesticide Applicators of Rosebud & Treasure Counties! 🌿

Just a reminder that Private Pesticide Applicator licenses are up for renewal in December 2026.

Between now and then, the Rosebud County W**d District will be hosting trainings to help you earn your recertification credits.

👉 We’d love your input!
What topics or speakers would you like us to bring in for upcoming trainings?

Your feedback helps us plan sessions that are useful, practical, and relevant to your work. Drop your suggestions in the comments or send us a message — we’re listening!

— Rosebud County W**d District 🌾

08/19/2025

If you need to dispose of Waste Pesticide here is your chance, won't be in Eastern MT again for a few years.