STATE NOXIOUS WEEDS

Leafy spurge (Euphorbia esula) SD Distribution map
Canada thistle (Cirsium arvense) SD Distribution map
Perennial sow thistle (Sonchus arvensis) SD Distribution map
Hoary cress (Cardaria draba) SD Distribution map
Russian knapweed (Centaurea repens) SD Distribution map
Purple loosestrife (Lythrum salicaria) SD Distribution map
Saltcedar (Tamarix aphylla, T. chinensis, T. gallica, T. parviflora and T. ramosissima) SD Distribution map

STATE DECLARED PESTS

Gypsy moth (Lymantria dispar)