Landwright Ledger

Is My Pond Cleaning the Water, Testing and Iowa stream for Nitrates

mark@invasiveremoval.com (Mark Vande Haar) — Tue, 15 Sep 2026 02:55:07 GMT

Clear Water Isn't Clean Water

There's a little stream on the property I've known since I was a kid. Small waterfall, prairie on both banks, water clear enough to count pebbles. Frogs everywhere the day I filmed this, and a fish holding in the pool below the falls — too big for a creek chub, so I'm betting it's a bluegill that washed down from the pond above.

How to control goldenrod in a prairie

mark@invasiveremoval.com (Mark Vande Haar) — Wed, 09 Sep 2026 02:47:53 GMT

Using a Late Season Spring Burn to Knock Back Canadian Goldenrod (Watch Video Here)

Standing at the edge of this unit, the line is about as clear as it gets. On one side, a late season burn. On the other, no burn. Same ground, same seed bank, same goldenrod pressure — and a pretty dramatic difference in what's standing there now.

Venture School: Rooting Our Success in Customer Focus

mark@invasiveremoval.com (Mark Vande Haar) — Thu, 14 Nov 2024 01:22:42 GMT

At Invasive Removal, we're passionate about tackling the growing problem of invasive species with innovative solutions. But like any new business, we needed guidance to refine our approach and ensure we were meeting a real market need. That's where Venture School came in.