Assessments
This is a legacy website maintained as a backup for the Hawaii-Pacific Weed Risk Assessment Project.
Please visit Plant Pono (https://plantpono.org/) for the most current collection of assessments.
Embedded Files
2367 Assessments Completed To Date
Download spreadsheet of All Assessments Completed to Date: All_HPRWA
Download pdf of All Assessments Completed to Date: All_HPWRA
To download individual weed risk assessments visit the Plant Pono website at https://plantpono.org/
Aframomum melegueta (alligator pepper, grains of paradise, guinea grain, melegueta pepper)
Zingiberaceae
Low Risk
WRA Score = 5
Date: 3/24/23
Allamanda cathartica (golden trumpet allamanda, common trumpetvine)
Apocynaceae
High Risk
WRA Score = 12
Date: 11/12/23
Alternanthera brasiliana (Brazilian joyweed, purple joyweed, alligator weed)
Amaranthaceae
High Risk
WRA Score = 14
Date: 5/29/25
Alternanthera sessilis 'Sissoo' (sissoo spinach, Brazilian spinach)
Amaranthaceae
Low Risk
WRA Score = -6
Date: 6/17/25
Alysicarpus vaginalis (alyce clover, buffalo clover, buffalo-bur, one-leaf clover, white moneywort)
Fabaceae
High Risk
WRA Score = 14
Date: 9/22/21
Aneilema beniniense (Benin aneilema, Benin false spiderwort)
Commelinaceae
High Risk
WRA Score = 10
Date: 6/11/24
Annona montana (mountain soursop, wild custard apple, wild soursop)
Annonaceae
Evaluate
WRA Score = 1
Date: 2/26/25
Arachis glabrata (perennial peanut, ornamental peanut, rhizoma peanut)
Fabaceae
Low Risk
WRA Score = 2
Date: 1/12/24
Arachis pintoi (pinto peanut, perennial peanut, forage peanut)
Fabaceae
Low Risk
WRA Score = 4
Date: 2/5/24
Artocarpus hypargyreus (kwai muk, silver-back artocarpus, sweet artocarpus)
Moraceae
Low Risk
WRA Score = 0
Date: 3/7/25
Astronium lecointei (almendro macho, bolaquiro, miracoatiara)
Anacardiaceae
Low Risk
WRA Score = 0
Date: 4/18/22
Banksia integrifolia (coast banskia, honeysuckle oak, white bottlebrush)
Proteaceae
High Risk
WRA Score = 5
Date: 12/16/22
Brassica carinata (African cabbage, Abyssinian mustard, Ethiopian kale)
Brassicaceae
Low Risk
WRA Score = 6
Date: 4/13/22
Briza maxima (big quaking grass, blowfly grass, rattlesnake grass)
Poaceae
High Risk
WRA Score = 19
Date: 6/5/24
Brownea grandiceps (rose of Venezuela, scarlet flame bean)
Fabaceae
Low Risk
WRA Score = -5
Date: 4/07/22
Calea ternifolia (Mexican dream herb, bitter grass, dog grass)
Asteraceae
Low Risk
WRA Score = 2
Date: 8/15/22
Calopogonium mucunoides (calopo, frisolilla, rabo de iguana)
Fabaceae
High Risk
WRA Score = 16
Date: 5/19/25
Canavalia cathartica (maunaloa, poisonous sea bean, purge vine)
Fabaceae
Evaluate
WRA Score = 5
Date: 10/08/21
Ceropegia woodii (chain of hearts, rosary plant, sweetheart vine)
Apocynaceae
Low Risk
WRA Score = -2
Date: 7/5/22
Chambeyronia macrocarpa (flame thrower palm, red feather palm)
Arecaceae
Low Risk
WRA Score = -3
Date: 5/20/22
Cleome houtteana (giant spider flower, grandfather's whiskers, pink queen)
Cleomaceae
High Risk
WRA Score = 11
Date: 9/22/22
Clerodendrum indicum (Indian glory bower, tube flower, Turk's turban)
Lamiaceae
High Risk
WRA Score = 10
Date: 12/1/23
Clerodendrum trichotomum (harlequin glorybower, peanut butter tree, glorytree)
Lamiaceae
High Risk
WRA Score = 15
Date: 9/3/21
Crocosmia ×crocosmiiflora (autumn gold, garden montbretia, montbretia)
Iridaceae
High Risk
WRA Score = 12
Date: 7/29/22
Cucumis dipsaceus (hedgehog cucumber, teasel gourd, wild spiny cucumber)
Cucurbitaceae
High Risk
WRA Score = 11
Date: 11/05/23
Dalechampia aristolochiifolia (butterfly purple wings, silk crepe flower)
Euphorbiaceae
Low Risk
WRA Score = 2
Date: 7/11/22
Davallia solida var. fejeensis (lacy hare’s-foot fern, rabbit's foot fern)
Davalliaceae
High Risk
WRA Score = 10
Date: 12/13/23
Desmodium incanum (kaimi clover, Spanish clover, tick clover, tick trefoil)
Fabaceae
High Risk
WRA Score = 15
Date: 1/12/22
Desmodium intortum (beggar lice, green-leaf desmodium, greenleaf tick trefoil)
Fabaceae
High Risk
WRA Score = 18
Date: 1/21/22
Dichondra carolinensis (Carolina pony's foot, kidney grass, ponyfoot)
Convolvulaceae
High Risk
WRA Score = 10
Date: 5/18/23
Dietes iridioides (fortnight lily, African iris, morea iris)
Iridaceae
High Risk
WRA Score = 17
Date: 5/03/22
Diospyros kaki (kaki, Chinese persimmon, Japanese persimmon)
Ebenaceae
Low Risk
WRA Score = 2
Date: 5/18/22
Diplotaxis tenuifolia (perennial wall rocket, perennial rocket, sand rocket)
Brassicaceae
High Risk
WRA Score = 8
Date: 4/15/25
Dryopteris erythrosora (autumn fern, Japanese shield fern)
Dryopteridaceae
High Risk
WRA Score = 12
Date: 4/15/24
Eragrostis barrelieri (Mediterranean love grass, pitted love grass)
Poaceae
High Risk
WRA Score = 11
Date: 3/30/22
Eucalyptus camaldulensis (Murray red gum, red river gum, river red gum)
Myrtaceae
High Risk
WRA Score = 14
Date: 10/21/21
Eucalyptus regnans (Australian oak, mountain ash, stringy gum)
Myrtaceae
Low Risk
WRA Score = -3
Date: 11/02/21
Euphorbia canariensis (Canary Island spurge, Spanish cardón)
Euphorbiaceae
Low Risk
WRA Score = 4
Date: 8/2/24
Euphorbia myrsinites (blue spurge, donkey tail, myrtle spurge)
Euphorbiaceae
High Risk
WRA Score = 16
Date: 8/25/22
Euphorbia polyacantha (fish-bone cactus, fishbone-thistle)
Euphorbiaceae
Low Risk
WRA Score = 4
Date: 8/14/24
Euphorbia sudanica (sudanica milk bush, sudanica milk tree)
Euphorbiaceae
Low Risk
WRA Score = 3
Date: 10/11/24
Euphorbia tirucalli (fingertree, African milkbush, milkhedge)
Euphorbiaceae
High Risk
WRA Score = 12
Date: 7/22/22
Euphorbia venefica (candle plant, cylindrical euphorbia)
Euphorbiaceae
Low Risk
WRA Score = 0
Date: 1/3/25
Euploca procumbens (fourspike heliotrope, slender heliotrope)
Heliotropiaceae
High Risk
WRA Score = 8
Date: 2/21/24
Festuca bromoides (brome fescue, silver grass, annual fescue)
Poaceae
High Risk
WRA Score = 18
Date: 5/24/22
Ficus altissima (pollinated) (council tree, false banyan, lofty fig)
Moraceae
High Risk
WRA Score = 7
Date: 3/04/23
Ficus altissima (unpollinated) (council tree, false banyan, lofty fig)
Moraceae
Low Risk
WRA Score = -10
Date: 3/04/23
Flindersia brayleyana (Queensland maple, maple silkwood, red beech)
Rutaceae
Evaluate
WRA Score = 2
Date: 4/28/22
Garcinia livingstonei (imbe, African mangosteen, wild plum)
Clusiaceae
Low Risk
WRA Score = -1
Date: 6/3/22
Geranium maderense (giant herb-Robert, Madeira cranesbill)
Geraniaceae
Evaluate
WRA Score = 5
Date: 9/20/22
Gliricidia sepium (mother of cocoa, madre de cacao, Nicaraguan cocoashade, quick-stick)
Fabaceae
Low Risk
WRA Score = 2
Date: 10/18/23
Guzmania monostachia (Fuchs' bromeliad, West Indian tufted airplant, strap-leaved guzmania)
Bromeliaceae
High Risk
WRA Score = 7
Date: 12/27/23
Handroanthus chrysotrichus (golden trumpet tree, aipe, ipe amarelo)
Bignoniaceae
Low Risk
WRA Score = 0
Date: 8/19/22
Hedychium greenii (red butterfly ginger, red ginger, ed leaf ginger, scarlet ginger)
Zingiberaceae
Low Risk
WRA Score = 5
Date: 7/31/24
Helichrysum petiolare (licorice plant, silver bush everlasting flower)
Asteraceae
High Risk
WRA Score = 10
Date: 1/13/23
Heliocarpus donnellsmithii (majagua, Saint sacrament, jolocin)
Malvaceae
High Risk
WRA Score = 8
Date: 11/30/21
Hesperaloe parviflora (hummingbird yucca, red hesperaloe, red yucca)
Asparagaceae
Low Risk
WRA Score = 0
Date: 1/28/22
Hoodiopsis triebneri (×Hoodiorbea triebneri, ×Hoodialluma triebneri)
Apocynaceae
Low Risk
WRA Score = -1
Date: 10/27/22
Hypolepis dicksonioides (giant hypolepis, ground fern)
Dennstaedtiaceae
High Risk
WRA Score = 14
Date: 11/10/22
Illicium verum (star anise, Chinese star anise, star aniseed)
Schisandraceae
Low Risk
WRA Score = -3
Date: 5/22/23
Iris ensata (beaked iris, jade cicada flower, Japanese water iris)
Iridaceae
Low Risk
WRA Score = -1.5
Date: 1/25/23
Jacaranda copaia (copaia, cupay, abey, chingale, gualandai)
Bignoniaceae
Low Risk
WRA Score = 0
Date: 7/18/22
Lavandula stoechas (French lavender, Italian lavender)
Lamiaceae
High Risk
WRA Score = 14.5
Date: 12/8/21
Litsea glutinosa (Indian laurel, brown bollywood, bolly-beech)
Lauraceae
High Risk
WRA Score = 7
Date: 12/2/21
Lobelia xalapensis (barba de guajolote, hierba loca)
Campanulaceae
High Risk
WRA Score = 11
Date: 3/3/24
Matourea azurea (amazon blue, Brazilian snapdragon, otacanthus)
Plantaginaceae
High Risk
WRA Score = 7
Date: 7/23/24
Matricaria chamomilla (common chamomile, scented chamomile)
Asteraceae
High Risk
WRA Score = 10
Date: 1/18/23
Micranthemum glomeratum (manatee mudflower, baby tears)
Linderniaceae
High Risk
WRA Score = 13
Date: 10/10/23
Monstera deliciosa (swiss-cheese plant, cut leaf philodendron)
Araceae
Evaluate
WRA Score = 6
Date: 2/22/23
Moringa stenopetala (cabbage tree, African moringa tree)
Moringaceae
Low Risk
WRA Score = 0
Date: 8/21/24
Muehlenbeckia platyclada (centipede plant, ribbonbush, tapeworm plant)
syn: Homalocladium platycladum
Polygonaceae
High Risk
WRA Score = 7
Date: 9/27/23
Muhlenbergia sericea (dune hairgrass, gulf muhly, sweetgrass)
Poaceae
High Risk
WRA Score = 8
Date: 10/25/24
Muntingia calabura (Jamaica cherry, calabur tree, capulin)
Muntingiaceae
High Risk
WRA Score = 14
Date: 9/6/23
Odontonema callistachyum (firespike, purple firespike)
Acanthaceae
High Risk
WRA Score = 8
Date: 6/22/22
Oldenlandia corymbosa (diamond flower, flat-top mille graines)
Rubiaceae
High Risk
WRA Score = 16
Date: 9/17/21
Oxyspora paniculata (bristletips, jian zi mu shu, oxyspora)
Melastomataceae
High Risk
WRA Score = 11
Date: 6/15/22
Passiflora laurifolia (bell apple, water lemon, yellow granadilla)
Passifloraceae
High Risk
WRA Score = 9
Date: 7/26/22
Petraeovitex bambusetorum (nong noch vine, cascades of gold)
Lamiaceae
Evaluate
WRA Score = 1
Date: 9/29/22
Philodendron goeldii (finger leaf, crown of Nero, fun bun philodendron)
Araceae
Low Risk
WRA Score = 5
Date: 6/05/25
Phlebodium aureum (rabbit's foot fern, golden polypody, laua`e haole)
Polypodiaceae
High Risk
WRA Score = 13
Date: 9/15/22
Phleum pratense (timothy grass, meadow cat's tail, timothy)
Poaceae
High Risk
WRA Score = 24
Date: 6/20/22
Physalis peruviana (cape gooseberry, Peruvian cherry, poha)
Solanaceae
High Risk
WRA Score = 19
Date: 10/25/22
Piper sarmentosum (wild betel, lolot pepper, wild pepper)
Piperaceae
High Risk
WRA Score = 9
Date: 4/03/24
Plumbago auriculata (blue plumbago, cape leadwort, cape plumbago)
Plumbaginaceae
Low Risk
WRA Score = 3
Date: 3/06/24
Pometia pinnata (Fijian Longan, island lychee, Pacific lychee)
Sapindaceae
Evaluate
WRA Score = 4
Date: 9/13/23
Polyscias balfouriana (Balfour aralia, dinner plate aralia)
Araliaceae
Low Risk
WRA Score = 0
Date: 01/11/23
Portulacaria afra elephant bush, dwarf jade plant, purslane tree)
Didiereaceae
Evalaute
WRA Score = 6
Date: 07/01/24
Premna serratifolia (bastard guelder, coastal premna, creek premna)
Lamiaceae
Low Risk
WRA Score = 3
Date: 7/24/24
Radermachera sinica (China doll, emerald tree, serpent tree)
Bignoniaceae
Evaluate
WRA Score = 4
Date: 2/11/25
Reseda odorata (bastard rocket, common mignonette, sweet mignonette)
Resedaceae
Low Risk
WRA Score = 0
Date: 10/18/22
Rorippa indica (Indian cress, Indian marshcress, variableleaf yellowcress)
Brassicaceae
High Risk
WRA Score = 11
Date: 04/24/2024
Rosa rugosa (Japanese rose, rugose rose, Turkestan rose)
Rosaceae
High Risk
WRA Score = 10
Date: 07/19/2023
Schaueria calytricha (golden plume, hairy yellow-headed justicia)
Acanthaceae
Low Risk
WRA Score = -3
Date: 04/25/2023
Schefflera arboricola (dwarf umbrella tree, miniature schefflera, parasol plant)
Araliaceae
High Risk
WRA Score = 11
Date: 06/10/2022
Selenicereus anthonyanus (fishbone cactus, rick rack cactus, zig-zag cactus)
Cactaceae
Evaluate
WRA Score = 2
Date: 04/05/2022
Senna italica (dog senna, Italian senna, Senegal senna)
Fabaceae
High Risk
WRA Score = 11
Date: 11/26/2021
Senna macranthera (large-flowered cassia, caboclo, fedegoso, pra-tudo)
Fabaceae
High Risk
WRA Score = 8
Date: 10/13/22
Serruria florida (blushing bride, pride of Franschhoek)
Proteaceae
Low Risk
WRA Score = -5
Date: 8/09/24
Solanum linnaeanum (apple of Sodom, poison apple, Sodom apple)
Solanaceae
High Risk
WRA Score = 20
Date: 8/30/22
Stelechocarpus burahol (burahol, kepel apple, keppel fruit)
Annonaceae
Low Risk
WRA Score = -3
Date: 6/29/23
Sterculia monosperma (China chestnut, Phoenix eyes, seven sister's fruit, Thai chestnut)
Malvaceae
Low Risk
WRA Score = -3
Date: 6/27/23
Syagrus coronata (licuri palm, aricuri palm, ouricury palm)
Arecaceae
Low Risk
WRA Score = 3
Date: 6/20/23
Syzygium aromaticum (clove, clove tree, Zanzibar redheads)
Myrtaceae
Evaluate
WRA Score = 1
Date: 4/4/23
Terminalia superba (limba, white afara, shinglewood, white mukonja, Congo walnut)
Combretaceae
Low Risk
WRA Score = -2
Date: 1/26/22
Thalia geniculata (arrowroot, bent alligator-flag, fire-flag)
Marantaceae
High Risk
WRA Score = 8
Date: 5/14/24
Theobroma grandiflorum (Brazilian cocoa, cupuaçú, large-flowered cocoa)
Malvaceae
Low Risk
WRA Score = 0
Date: 12/09/22
Thysanolaena latifolia (tiger grass, Asian broom grass, bamboo grass)
Poaceae
High Risk
WRA Score = 12
Date: 7/17/24
Tiliacora triandra (yanang grass jelly vine, bai yanang)
Menispermaceae
Evaluate
WRA Score = 3
Date: 6/27/22
Tylosema esculentum (marama bean, gemsbok bean, camel's foot)
Fabaceae
Low Risk
WRA Score = -6
Date: 8/26/24
Tylosema fassoglense (creeping bauhinia, marama bean, sprawling bauhinia)
Fabaceae
Low Risk
WRA Score = -2
Date: 9/04/24
Urochloa brizantha (palisade grass, bread grass, palisade signal grass)
Poaceae
High Risk
WRA Score = 15
Date: 01/7/22
Urochloa decumbens (signal grass, Surinam grass, Basilisk signal grass)
Poaceae
High Risk
WRA Score = 17
Date: 01/4/22
Urochloa ruziziensis x U. decumbens x U. brizantha (Mulato II)
Poaceae
High Risk
WRA Score = 9
Date: 8/25/23
Verbena bonariensis (purpletop, cluster flower vervain)
Verbenaceae
High Risk
WRA Score = 18
Date: 9/27/22
Veronica persica (birdeye speedwell, bird's-eye, creeping speedwell)
Plantaginaceae
High Risk
WRA Score = 11.5
Date: 6/14/24
Werauhia sanguinolenta (green bat bromeliad, sanguinolenta, vriesea)
Bromeliaceae
High Risk
WRA Score = 7
Date: 12/7/23
Withania somnifera (ashwagandha, Indian ginseng, poison gooseberry, winter cherry)
Solanaceae
High Risk
WRA Score = 12
Date: 10/6/21
Zamioculcas zamiifolia (zz plant, eternity plant, Zanzibar gem, zuzu plant)
Araceae
Low Risk
WRA Score = -3
Date: 7/12/23
Zanthoxylum piperitum (Japanese pepper, Japanese prickly ash)
Rutaceae
Low Risk
WRA Score = -2
Date: 5/04/23
Zingiber officinale (ginger, common ginger, culinary ginger)
Zingiberaceae
Low Risk
WRA Score = 3
Date: 5/25/23
Zizania latifolia (Manchurian wild rice, Manchurian water rice, water bamboo)
Poaceae
High Risk
WRA Score = 20
Date: 9/19/23
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