DEPARTMENT OF AGRICULTURE

Plant Industries Section

Statutory Authority: 3 Delaware Code

Section 1102 (3 Del.C. § 1102)

EMERGENCY ORDER ADOPTING REGULATIONS

Plant Pests

APHIS LIST OF REGULATED AND ASSOCIATED PLANTS FOR PHYTOPHTHORA RAMORUM

Plant species regulated for Phytophthora ramorum (these are regulated in whole or in part, see www.aphis.usda.gov/ppq/ispm/sod)

Acer macrophyllum

Bigleaf maple

Aesculus californica

California buckeye

Arbutus menziesii

Madrone

Arctostaphylos manzanita

Manzanita

Camellia japonica

Camellia

Camellia sasanqua

Sasanqua camellia

Hamamelis virginiana

Witch hazel

Heteromeles arbutifolia

Toyon

Lithocarpus densiflorus

Tanoak

Lonicera hispidula

California honeysuckle

Pieris floribunda x japonica

Pieris ‘Bouwer’s Beauty’

Pieris japonica

Japanese pieris

Pieris formosa

Himalaya pieris

Pieris formosa x japonica

Pieris ‘Forest Flame’

Pseudotsuga menziesii v. menziesii

Douglas-fir

Quercus agrifolia

Coast live oak

Quercus chrysolepis

Canyon live oak

Quercus kelloggii

California black oak

Quercus parvula v. shrevei

Shreve oak

Rhamnus californica

California coffeeberry

Rhododendron spp

Rhododendron

Sequoia sempervirens

Coast redwood

Trientalis latifolia

Western starflower

Umbellularia californica

California bay laurel, pepperwood, Oregon myrtle

Vaccinium ovatum

Huckleberry

Viburnum plicatum v. tomentosum

Mariesii, Doublefile viburnum

Viburnum x bodnantense

Bodnant viburnum

Viburnum tinus

Laurustinus

Plant species associated with P. ramorum (these are not currently regulated, see www.aphis.usda.gov/ppq/ispm/sod)

Abies grandis

Grand fir

Aesculus hippocastanum

Horse chestnut

Arbutus unedo

Strawberry tree

Camellia reticulata

Camellia

Camellia x williamsii

Camellia

Castanea sativa

Sweet chestnut

Corylus cornuta

California hazel

Fagus sylvatica

European beech

Kalmia latifolia

Mountain laurel

Leucothoe fontanesiana

Leucothoe

Rhamnus purshiana

Cascara

Pieris formosa v. forrestii

Pieris

Pieris formosa v. forrestii x japonica

Pieris

Pittosporum undulatum

Victorian box

Quercus falcata

Southern red oak

Quercus ilex

Holm oak

Quercus rubra

Northern red oak

Quercus sativa

European turkey oak

Rubus spectabilis

Salmonberry

Syringa vulgaris

Lilac

Taxus baccata

European yew

Toxicodendron diversiloba

Poison oak

Vaccinium vitis-idaea

Lingonberry

Viburnum davidii

David viburnum

Viburnum farreri (= V. fragrans)

Fragrant viburnum

Viburnum lantana

Wayfaringtree viburnum

Viburnum opulus

European cranberrybush viburnum

Viburnum x burkwoodii

Burkwood viburnum

Viburnum x carlcephalum x utile

Viburnum

Viburnum x pragense

Prague viburnum

7 DE Reg. 1235 (04/01/04) (Emer.)