The Gardener’s Choice bad Plants All ornamental grasses Cape Ivy • Most grasses produce millions of seed (Delairea ordorata) and disperse by wind, so they should all • This vine is a serious pest be avoided. on the Big Island • Many grasses can also provide fuel for • There is currently only brush fires. one population on O`ahu. Kahili Ginger (Hedychium gardnerianum) Fountain Grass Pampas Grass • This ginger is a serious pest (Pennisetum spp.) (Cortaderia spp.) in the Hawaiian islands. • Rhizomes smoother out all other vegetation. Alien blackberries • In the Northwest, Medinilla species where berry farming • This vine invades wet forests is an important part and tangles up the canopy. of the economy, wild blackberries are a weed of pastures and Himalayan Blackberry Miconia TO PLANT natural areas. (Rubus discolor ) (Miconia calvescens) Banana Poka • We've already spent hundreds of thousands (Passiflora tarminiana) of dollars keeping this in • On the state's noxious check, and its on the weed list. Noxious Weed List. • Invades natural areas, • Don't plant it. smothering and killing Strawberry Guava Butterfly Bush (Psidium cattleianum) (Buddleja madgascariensis) • This species creates impene- • Introduced as an trable thickets, suppressing ornamental, invades growth of native plants. large areas of • It is widely established and Kokee state park on has already invaded millions of acres of forest. Kauai WHAT NOT • OISC has already eradicated it once Tibouchina (Glory Bush, Lasandria) • All 350 species of Tibouchina Winter 2011! Check out are on the state's Noxious weed list www.plantpono.org • Some are already serious pests in Hawaiian forests. http://www.ctahr.hawaii.edu/oc/freepubs/pdf/F_N-17.pdf http://www.ctahr.hawaii.edu/oc/freepubs/pdf/OF-46.pdf The Gardener’s Choice Good Plants Native tree, shrub and ‘A‘ali‘i (Dodonaea viscose) groundcover suggestions - shrub to tree - full to partial sun - well-drained soil Lonomea (Sapindus oahuensis) - endemic to O‘ahu and Kauai - drought tolerant Native Hibiscus - tough and pest resistant - Hawaiian endemic species - partial to full sun - well drained soil - plant out of wind Hala (Pandanus tectorius) - indigenous to the Nānū (Gardenia brighamii) Pacific islands - native Hawaiian Gardenia - full sun - well drained soil - well-drained soil PLANT ‘Akulikuli Māmaki (Sesuvium portulacastrum) - indigenous pantropical (Pipturis albidus) - full sun • Endemic to the - well-drained soil Hawaiian Islands • Regular watering • Food for native butterflies ‘Ilima papa (Sida fallax) - indigenous ground cover to shrub WHAT TO ‘Ōhi‘a lehua - full sun (Meterosideros polymorpha) - well-drained soil - shrub to tree - partial to full sun ‘Uki‘uki (Dianella sandwicensis) Winter 2011! Check out - native clump-forming lily www.plantpono.org - blue flowers and berries - good accent plant Photos by OISC, CGAPS, Hui Ku Maoli Ola, Forest and Kim Starr .