Regulations; designation of plants [Effective July 1, 2022].

Checkout our iOS App for a better way to browser and research.

(a) The Secretary may promulgate and adopt regulations deemed necessary to carry out the purposes of this chapter.

(b) The Secretary shall maintain a list of invasive plants, known as the “Invasive Plant List”.

(1) The Secretary shall maintain the Invasive Plant List with the advice of the Delaware Native Species Commission, so long as the Delaware Native Species Commission exists.

(2) The Secretary may make the alterations to the Invasive Plant List under Chapter 101 of Title 29.

(c) The Invasive Plant list must include, at a minimum, all of the following:

(1) Multiflora rose (Rosa multiflora).

(2) Japanese honeysuckle (Lonicera japonica).

(3) Oriental bittersweet (Celastrus orbiculatus).

(4) Japanese stilt grass (Microstegium vimineum).

(5) Japanese knotweed (Fallopia japonica).

(6) Autumn olive (Elaeagnus umbellata).

(7) Norway maple (Acer platanoides).

(8) European reed (Phragmites australis subsp. australis).

(9) Hydrilla (Hydrilla verticillata).

(10) Morrow's honeysuckle (Lonicera morrowii).

(11) Mile-a-minute weed (Persicaria perfoliata).

(12) Yam-leaved Clematis (Clematis terniflora).

(13) European Privet (Ligustrum vulgare).

(14) European Sweetflag (Acorus calamus).

(15) Wineberry (Rubus phoenicolasius).

(16) Japanese barberry (Berberis thunbergii).

(17) Lesser periwinkle (Vinca minor).

(18) Garlic mustard (Alliaria petiolata).

(19) Winged euonymus (Euonymus alatus).

(20) Porcelain berry (Ampelopsis glandulosa).

(21) Callery pear (Pyrus calleryana).

(22) Marsh Dewflower (Murdannia keisak).

(23) Lesser celandine (Ficaria verna).

(24) Purple loosestrife (Lythrum salicaria).

(25) Amur honeysuckle (Lonicera maackii).

(26) Tartarian honeysuckle (Lonicera tatarica).

(27) Tree of heaven (Ailanthus altissima).

(28) Spotted knapweed (Centaurea stoebe subsp. micranthos).

(29) Creeping water primrose (Ludwigia peploides subsp. glabrescens).

(30) Water hyacinth (Eichhornia crassipes).

(31) Parrot-feather (Myriophyllum aquaticum).

(32) English ivy (Hedrix helix).

(33) Orange daylily (Hemerocallis fulva).

(34) Yellow flag iris (Iris pseudoacorus).

(35) Creeping Jenny (Lysimachia nummularia).

(36) Japanese pachysandra (Pachysandra terminalis).

(37) Chinese wisteria (Wisteria sinensis).

(d) The Secretary shall maintain a watch list of potentially invasive plants.

(1) The Secretary shall maintain the watch list of potentially invasive plants with the advice of the Delaware Native Species Commission, so long as the Delaware Native Species Commission exists.

(2) A plant on the watch list of potentially invasive plants may only be sold or offered for sale at a retail or wholesale outlet if the plant has a tag or label that identifies the plant as being potentially invasive.


Download our app to see the most-to-date content.