Safe Insecticides Recommended for Madison's Community Gardens

Non-toxic to Humans!

List from Karen Delahaut, Integrated Pest Management Specialist at UW-Madison

Azadirachtin (Safer's Brand Neem)

Controls:

* Asparagus aphids

* Bean aphids

* Cabbage aphids

Insecticidal soap (Safer's, Concern)

Controls

* Asparagus aphids

* Bean aphids

* Cabbage aphids

* Green peach aphids

* Melon aphids

* Potato aphids

* Potato leafhoppers

* Aster leafhoppers

Bacillus thuringiensis var. tenebrionis
(brand name is Bonide Colorado Potato Beetle Beater)

Controls

* Colorado Potato Beetles on potatoes and eggplant

* Fleabeetles

Bacillus thuringiensis var. kurstaki
(brand names are Thuricide & Dipel)

Controls

* Cabbage loopers on cole crops (brassica family - broccoli, cauliflower, brussel sprouts, kale, mustard greens, bok choi, chinese cabbage, cabbage, etc.)

* Imported cabbageworms on cole crops

* Diamondback moth on cole crops

* Corn borers

* Corn earworms

* Cutworms

* Tomato hornworm

* Tomato fruitworm

Madison’s community garden pesticide policy is being developed now.  Here is a draft from the Mayor’s Committee for Community Gardens:

For community gardens on city property, the only pesticides that are permitted for use are those allowed in the USDA National Organic Program’s Standards (see205.601 Synthetic substances allowed for use in organic crop production).  View at www.ams.usda.gov/nop/NOP/standards/ListReg.html