Pests of the Bay of Plenty - Bay of Plenty Regional Council

Tradescantia Tradescanthia fluminensisCommonly known as wandering Jew or wandering Willie. Anaggressive groundcover with dark, shiny, smooth leaves. Produceswhite triangular flowers with three petals in spring. The succulenttrailing stems root easily at every node.Risk area: Forest floor, stream banks, gardens, parks andreserves.RESTRICTED pestsTree of heaven Ailanthus altissimaAn erect, deciduous tree, usually 3-4 m tall but can grow to 20 m.Roots sucker freely, forming clumps of stems. Leaves grow onlyon new wood, with up to 20 pairs of opposite leaflets on a stem.Flowers are white or greenish in terminal clusters. Seed is windborne.Risk areas: Reserve areas, roadsides, wasteland.Tuber ladder fern Nephrolepis cordifoliaA perennial fern with upright ladder-like fronds, and small potatoliketubers and stolons.Risk area: Forest margins, gardens and waste land.Velvet groundsel Roldana petasitisAn erect, bushy, perennial shrub, up to 2.5 m tall, with large round,velvety leaves up to 20 cm across, and showy bunches of yellowdaisy-like flowers.Risk area: Reserves, roadsides, gardens, clearings and forestmargins.Pinus radiataWilding conifers (excluding Lodgepole pine)Pinus spp.Wilding pines of several introduced species have becomewidespread in many areas and often threaten native vegetation.They seed prolifically and grow faster than most native speciesand can eventually dominate regenerating native forest.Risk area: Native forests, clearings and high country.A user guide to the Bay of Plenty Regional Pest Management Plan 2011 – 201639