DIY Materials and Tools

Netting for mulch piles, traps, crown wraps

Note: There are many sources selling “CRB” netting.
To be effective, netting must meet the following specifications:
Mesh: ~½-inch square (≈12–13 mm)
Twine thickness: ~0.33 mm
Material: Monofilament nylon


See our Netting Page for more details.

CRB Action Kauai is working with a number of partners to make protective netting and traps available at no cost to property owners and community partners. Please check this website for updates on those discussions or join our mailing list to receive news on any developments.In the meantime:

MEMPHIS:‍ ‍1-888-674-7638 — memphisnet.net

LEE FISHER: 1-800-356-5464 — leefisherfishing.com

BRUNSON: 1-251-943-6911 — brunsonnet.com

Pyrethroids

Per HDAB Pesticides Branch


SYNGENTA DEMAND CS:‍
On-label for use near houses, buildings, etc. | Amazon


MGK ONEGUARD :
Note: Off-label for properties with residences. | Amazon

Essential Oil Formula Ingredients

Basil Essential Oil 4 oz | Buy Here • Basil Oil 1 gallon | Buy Here
Clove Essential Oil 4 oz| Buy Here • Clove Oil 1 gallon | Buy Here
Thyme Essential Oil 128 oz | Buy Here
Neem Oil 128 oz | Buy Here
Hi-Yield Spreader Sticker 8oz | Buy Here
Castile Soap 1 gallon | Buy Here

Sprayer and Extension Tools

For applying crown treatments, deterrents, essential oils, pyrethrins and pyrethroids. For CRB crown treatments, the goal is to direct the spray into the center of the crown and around the bases of the fronds where CRB enter the palm.

  • #1 Recommended: Flowzone Typhoon3 Backpack Sprayer (spray reach up to 30 ft) | Buy Here | Buy Extension (54 ft.) Here‍ ‍NOTE: for shipping to Hawaii, specify “Tool Only” and buy the lithium battery + charger (compatible with Flowzone) separately. “Tool Only” model features adapters that accept compatible battery packs from brands such as DeWalt, Milwaukee, Makita, and Bosch. The battery size is 18V/5.2Ah or 20 volt/1.5 Ah. If you already have such a lithium battery, you can use it. There is no other rechargeable backpack system with a manufacturer-confirmed 54-foot working reach.

    Other Options:

  • Dewalt Backpack Sprayer & Wand Extender | 1-800-311-9903 | Buy Here

  • Milwaukee M18 4-Gal. Backpack Sprayer w/ Switch Tank | 808-632-2740 | Buy Tool Here | Buy Battery

  • Milwaukee 2-Gal. Lithium-Ion Cordless Handheld Sprayer Kit w/ 2.0 Ah Battery & Charger | 808-632-2740 | Buy Here

After sprayer/extender use, flush with clean water for 3–5 minutes, remove any leftover solution, inspect hoses/nozzles, and store the unit properly. Avoid storing chemicals in the tank.

Not sure which treatment to use? See Treatment Materials Explained for information about pyrethrins, pyrethroids and other CRB treatments.

Traps

See the Traps page for directions.

Wax Cups

• CRB Defense Hawai’i | Website‍
Directions and ordering options for CRB Defense Wax Cups.

Neem Meal

• Waikahe Farms | Website
808-346-0961 and 808-346-3433

• Nutrient Ag | Contact Gabriel Nelson | 808-594-9640

Free Netting and Traps

Visit www.crbhawaii.org/community and fill out a support request for free supplies.