This list of herbicides has been EPA approved and also recommended by our licensed contractors and prior contractors – namely Ashcreek Restoration, Pacific Landscape Management, Aquatechnex LLC, Top Aquatic and Drake’s 7 Dees Landscaping.
The Material Safety Data Sheet (MSDS) on each product can be researched. Please be aware most precautions listed are for the licensed technicians and applicators.
Here is the daily treatment log for 2023 – 2024 from Dennis’ 7 Dees.
Spring and Summer Applications
Pre-emergent for weeds – Crew™, which is applied in spring and is safe for pets and humans
Moss control (if needed) – diluted Ferrous Sulphate once a year in limited areas – safe for humans and pets
Targeted and injectable treatment of cattails/iris – Imazapyr- if needed
Invasive weeds like trefoil, blackberry and thistle – Triclopyr – If needed
Reed canary grass – again selective and targeted spraying – Vastlan™/Rodeo®- if needed
All the green spaces for weed control – PowerZone® – In the summer (use was approved by the neighborhood and is by EPA) – The neighborhood is given adequate notice when applied and asked to stay off the grass for 2 hours. This is a systemic product and gets absorbed by the grass.
Along the Lake shore
General weeds along the shoreline – use of broad-spectrum aquatic herbicide – Habitat®, Clearcast® or AquaPro®. This is done infrequently, and most weeds are hand pulled.
To deter the geese – twice a year in October and March – Flight Control® Plus is sprayed. This is totally safe for plants, humans and pets. To understand the issues with geese at the lake, read this article
Here are the aquatic herbicides and algaecides that have been used for Hartung Farms lake.
Green Clean 5.0 is applied at a very low rate for surface films of cyano bacteria, usually about 7gal per acre foot.
Cutrine Plus and Captain are interchangeable for use as an algaecide to treat filamentous algae. A typical application rate is 3 gal per surface acre or 1 gal per acre foot.
Tribune is an aquatic herbicide for all species of aquatic plants present in Hartung Farms lake. Typical application rate 1-2 gal per surface acre depending on water depth.
Cygnet Plus is a surfactant used for aquatic and shoreline applications.
These are the 3 aquatic shoreline herbicides are used – Renovate 3, Habitat, and Aqua Pro.
These products have been applied only as a spot spray to individual plants along the north shoreline and south creek.