Friday, January 22, 2010

Preventing Garden Pests and Predators

Preventing Garden Pests and Predators links and information from my presentation at the Northeast Organic farming Association of New York (NOFA) conference on 24January2010.


Deer - best prevention: dogs, eight foot high fencing, electric fencing, hunting where legal, deer-resistant plants, repellent sprays made from egg solids, ammonium soaps and blood.
Deer Proof Gardens
Mohonk Mountain House Plant Recommendations for Deer Infested Gardens
Reducing Deer Damage to Home Gardens and Landscape Plants

Rabbits - best prevention: dogs, destroy habitat, two foot high chicken wire fence buried six inches underground, hunting where legal, repellent sprays, traps by DEC guidelines.

Woodchucks - best prevention: dogs, hunting where legal, four foot high chicken wire fence buried 12" underground, electric fence, no EPA approved repellents.

Plant Pesticides

Best way to prevent diseases on plants is to grow disease-resistant varieties.

Resource Guide for Organic Insect and Disease Management from the New York State Agriculture Experiment Station

Bt Bacillus thuringiensis - a naturally occurring bacteria in spray or powder form used to control caterpillars and larva on plants.

Neem - plant derived botanical pesticide in spray form to kill larva and insects.

Insecticidal Soaps - potassium salts of fatty acids used to kill soft bodied insects like mites.

Horticultural Oils - petroleum or vegetable-based oils used to smother insects and diseases.

Best way to prevent diseases on plants is to grow disease-resistant varieties.

Bicarbonate -- potassium and sodium fungicide used to control powdery milder. Mix once ounce of baking soda with one gallon of water to control powdery mildew on roses.

Copper - mineral fungicide used to control diseases on plants.

Good luck out there!


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