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Pest Management Guidelines A Cornell Cooperative Extension Publication	New York Pest Management Guidelines
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Part 1 - Cultural Pest Management

Part 2 - Pesticide Pest Management

New York State Pesticide Labels

Other Resources

NYSIPM

Tree and Shrub Pest Mangement

10 Tree and Shrub Pest Management

Contents

Growing Degree Days. 1

Key Plants and Key Pests. 1

Sample IPM Program.. 2

Further Reading. 2

Table 10. Key tree and shrub pests. 2

March (Dormant) 2

Mid- to late April 2

Mid- to late May. 3

Mid- to late June. 3

Table 11. Tree and shrub pest management 4

Andromeda (Pieris) 4

Arborvitae (Thuja) 4

Azalea (Rhododendron) 4

Birch (Betula) 5

(Acer negundo) 5

Boxwood (Buxus) 5

Crabapple (Malus) 6

Dogwood (Cornus) 7

Douglas fir (Pseudotsuga) 7

Dutchman’s pipe. 7

(Aristolochia) 7

Firethorn (Pyracantha) 8

Flowering peach cherry, and plum (Prunus) 8

Hawthorn (Crataegus) 9

Hemlock (Tsuga) 10

Holly (Ilex) 10

(thornless varieties) (Gleditsia) 11

Honeysuckle (Lonicera) 11

Horsechestnut and buckeye (Aesculus) 11

Ivy (Boston) (Parthenocissus) 11

Ivy, English (Hedera) 12

Juniper (Juniperus) 12

Laurel (Kalmia) 13

Lilac (Syringa) 13

Linden, littleleaf (Tilia) 14

London plane, Sycamore (Platanus) 14

Maple (Acer) 14

Mountain ash (Sorbus) 15

Oak (Quercus) 15

Pachysandra. 16

Pines (Pinus) 16

Privet (Ligustrum) 17

Rhododendron. 18

Roses (Rosa) 18