Exotic Plants

HomesteadNational Monument

Common Name / Preferred Latin Name / Flowering date / Lifespan / Growth Form
velvetleaf / ABUTILON THEOPHRASTI / July-October / Annual / Forb
Redroot, rough pigweed / AMARANTHUS RETROFLEXUS / July-October / Annual / Forb
Asparagus / ASPARAGUS OFFICINALIS / Perennial / Forb
Japanese barberry / BERBERIS THUNBERGII / April-May / Perennial / Shrub
Hairy chess / BROMUS COMMUTATUS / Cool Season / Winter Annual / Grass
Smooth brome / BROMUS INERMIS / Cool Season / Perennial / Grass
Japanese chess / BROMUS JAPONICUS / Cool Season / Winter Annual / Grass
marijuana / CANNABIS SATIVA / July-October / Annual / Forb
Shepherd's purse / CAPSELLA BURSA-PASTORIS / March-November / Annual (or winter annual, rarely biennial / Forb
Musk-thistle / CARDUUS NUTANS / May-August / Biennial (Rarely annual) / Forb
Chickory / CICHORIUM INTYBUS / June-October / Perennial / Forb
Bull thistle / CIRSIUM VULGARE / July-September / Biennial / Forb
Asiatic dayflower / COMMELINA COMMUNIS / May-October / Perennial / Forb
Field-bindweed / CONVOLVULUS ARVENSIS / June-September / Perennial / Forb
Rough barnyardgrass / ECHINOCHLOA MURICATA / Warm Season / Annual / Grass
Yard-grass / ELEUSINE INDICA / Cool Season / Winter Annual / Grass
David's Spurge / EUPHORBIA DAVIDII
Buckwheat / FAGOPYRUM ESCULENTUM / June-September / Annual / Forb
Buckwheat / FAGOPYRUM VULGARE / Forb
Dame's rocket / HESPERIS MATRONALIS / May-August / Biennial (Short-lived perennial / Forb
Flower of an hour / HIBISCUS TRIONUM / June-September / Annual / Forb
KOCHIA SPP / July-October / Annual / Forb
Prickly lettuce / LACTUCA SERRIOLA / July-September / Annual / Forb
henbit deadnettle / LAMIUM AMPLEXICAULE / March-May / Annual (Biennial) / Forb
Common motherwort / LEONURUS CARDIACA / May-September / Perennial / Forb
Osage Orange / MACLURA POMIFERA / April-June / Perennial / Tree
Common mallow, cheeses / MALVA NEGLECTA / April-October / Annual (or Biennial) / Forb
Black medic / MEDICAGO LUPULINA / April-November / Annual / Forb
White sweet clover / MELILOTUS ALBUS / May-October / Biennial (Rarely annual) / Forb
Yellow sweetclover / MELILOTUS OFFICINALIS / May-October / Biennial (Rarely annual) / Forb
White mulberry / MORUS ALBA / Early May / Perennial / Tree
Catnip / NEPETA CATARIA / June-October / Perennial / Forb
Boston-ivy / PARTHENOCISSUS TRICUSPIDATA / Spring / Perennial / Vine
Pearl Millet / PENNISETUM GLAUCUM / Annual / Grass
Reed canary grass / PHALARIS ARUNDINACEA / Cool Season / Perennial / Grass
Kentucky bluegrass / POA PRATENSIS / Cool Season / Perennial / Grass
Dooryard knotweed / POLYGONUM ARENASTRUM / June-October / Annual / Forb
Curly dock / RUMEX CRISPUS / April-July / Perennial / Forb
Hybrid crack willow / SALIX X RUBENS / Perennial / Tree
Soapwort, bouncing Bet. / SAPONARIA OFFICINALIS / June-September / Perennial / Forb
Nodding or giant foxtail-grass / SETARIA FABERI / Warm Season / Annual / Grass
green bristlegrass / SETARIA VIRIDIS / Warm Season / Annual / Grass
Common Chickweed / STELLARIA MEDIA / March-October / Annual / Forb
Common dandelion / TARAXACUM OFFICINALE / April-October / Perennial / Forb
Field penny-cress / THLASPI ARVENSE / April-June / Annual (or winter annual / Forb
Fistulous goat's beard / TRAGOPOGON DUBIUS / May-July / Biennial (or short-lived perennial / Forb
White clover / TRIFOLIUM REPENS / May-October / Perennial / Forb
Siberian elm / ULMUS PUMILA / March-April / Perennial / Tree
Common mullein / VERBASCUM THAPSUS / June-July / Biennial / Forb
Corn speedwell / VERONICA ARVENSIS / May-June / Annual or winter annual / Forb