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Asian Celandine
Asian celandine (Chelidonium majus var. asiaticum) is a winter annual belonging to the poppy family (Papaveraceae). It grows commonly at the foot of low mountains, valleys, riverbanks, and in slightly shaded, damp spaces like the base of walls, roadsides, orchards, and the edges of cultivated land.
Geol Yu07-20 14:33 -
Catchweed Bedstraw
Catchweed bedstraw (Galium spurium var. echinospermon) is an annual plant belonging to the madder family (Rubiaceae). It commonly grows in agricultural fields, orchards, vacant lots, roadsides, and forest edges. In the southern regions of Korea, it occasionally germinates in autumn and overwinter, b
Geol Yu07-06 11:54 -
Annual Bluegrass
Annual bluegrass (Poa annua) is a winter annual in the grass family (Poaceae) and a common weed that grows nationwide, in both urban and rural settings. It is famous as a worldwide weed, found not only in Korea but across the entire globe. It springs up on vacant lots, in fields and rice paddies, in
Geol Yu06-29 10:00 -
Decumbent Bugle
Decumbent bugle (Ajuga decumbens) is a perennial herb belonging to the mint family (Lamiaceae). It thrives along roadsides, fields, rice paddy ridges, orchards, lawns, gravesites, forest roads, and mountain foothills in the southern regions. Like a winter annual weed, its basal leaves typically spre
Geol Yu06-15 10:43 -
Spiny Sowthistle
The spiny sowthistle (Sonchus asper) is a winter annual weed commonly found growing along roadsides, vacant lots, field margins, and orchards. While it typically germinates in autumn and overwinters as a rosette cushion flat against the ground, it can also germinate in late spring, continuing to blo
Geol Yu05-28 13:04 -
Shepherd’s Purse
Shepherd's purse (Capsella bursa-pastoris) is a winter annual of the Brassicaceae (mustard) family, cherished as one of the oldest and most representative namul (Korean edible wild greens). It commonly grows in agricultural lands such as fields, field margins, rice paddy banks, and orchards, as well
Geol Yu05-20 15:30 -
White Goosefoot
White goosefoot (Chenopodium album) is a summer annual weed commonly found growing in sunny, slightly dry areas such as roadsides, vacant lots, the edges of abandoned fields, and open plains. It prefers fertile soil and can grow up to 2 meters tall in nitrogen-rich environments. However, it is highl
Geol Yu05-08 12:14 -
Hairy Beggarticks
Hairy beggarticks (Bidens pilosa) is a naturalized annual plant native to South America. Since it was first discovered in Ulsan, South Korea, it has spread nationwide and now grows in various locations, including roadsides, fields, orchards, vacant lots, and mountain foothills (Yoo, 2020). Armed wit
Geol Yu04-20 09:38 -
Asian Madder
Asian madder (Rubia argyi) is a perennial vine that grows along forest edges, logging roads, fields, orchards, and surrounding slopes, reaching a length of 1 to 2 meters. Its square stems feature short, downward-pointing thorns, and these thorns are also present on the undersides of the leaves, allo
Geol Yu04-10 14:43 -
Redflower Ragleaf
Redflower ragleaf (Crassocephalum crepidioides) is an annual naturalized plant native to Africa that has rapidly spread and become wild, primarily in the southern regions of Korea. Its natural habitat is broad, ranging from empty lots, roadsides, and agricultural lands to mountainous areas exposed b
Geol Yu04-03 09:00 -
Golden Sedge
Sedges are representative weeds of the Poaceae and Cyperaceae families, alongside Crabgrass (Digitaria sanguinalis) and GReen foxtail (Setaria viridis). Because there are many species with very similar appearances, they can be difficult to distinguish. However, if you notice a pleasant scent coming
Geol Yu03-13 11:26 -
Common False Pimpernel
The Common false pimpernel (Lindernia procumbens) is a common annual herb found alongside related species like the Prostrate false pimpernel and Yellowseed false pimpernel. It thrives on rice paddy banks, moist fields, roadsides, and riverbanks. Reaching a height of 7 to 25 cm, it spreads by branchi
Geol Yu03-04 10:29 -
Water Willow
Water willow (Justicia procumbens) is an annual herb that commonly grows in fallow fields, grassy roadsides, and along forest paths. Standing about 30cm tall, the water willow is a common sight near human habitats. The main stem is either square or hexagonal in cross-section and is densely covered w
Geol Yu02-20 11:09 -
Black Nightshade
Black nightshade (Solanum nigrum) is an annual plant commonly found in residential areas, such as open fields, abandoned farms, roadsides, and vacant lots. Its stems branch out extensively, and small white flowers bloom during the summer months. The pea-sized berries start green and turn a deep blac
Geol Yu02-12 16:59 -
White Clover
White clover (Trifolium repens) is a perennial herb belonging to the legume family. Native to Europe, it was introduced to Korea in the early 20th century during the opening of ports as fodder for livestock before naturalizing and spreading across the country. Although it is a naturalized plant, it
Geol Yu02-09 10:40 -
Japanese Mazus
Japanese mazus (Mazus pumilus) is an annual herb with a small stature of about 5–20 cm. It grows commonly in fields, rice paddy ridges, orchards, and roadsides. In spring, it produces spoon-shaped obovate leaves and stems. The leaves have dull, shallowly lobed serrations along the edges and are slig
Geol Yu01-23 10:18 -
Creeping Woodsorrel
Creeping woodsorrel (Oxalis corniculata) is a perennial herb that grows commonly in sunny fields, roadsides, and empty lots. In the spring, several stems emerge and spread obliquely in all directions. It typically stays low, reaching a height of only 10 to 20 cm. However, because the flowers are qua
Geol Yu01-16 15:23 -
Hemistepta
Hemistepta (Hemistepta lyrata) sprouts early in autumn and overwinters as basal leaves. These rosette-shaped basal leaves feature dense white hairs on the underside, are finely divided in a pinnate (feather-like) pattern, and have serrated edges. The leaves attached to the middle of the stem are lon
Geol Yu01-05 15:16 -
Oriental False Hawksbeard
Oriental false hawksbeard (Youngia japonica) is a winter annual plant belonging to the Asteraceae family. It commonly grows in sunny fields or along roadsides. In autumn, basal leaves emerge and spread out in a rosette shape, resembling a cushion, to survive the winter. These leaves are lobed, simil
JADAM Organic2025-12-24 -
Siberian Ginseng (Eleutherococcus sessiliflorus)
The Siberian ginseng (Eleutherococcus sessiliflorus) grows mainly in shaded mountain regions and can reach up to 3 meters in height. Its branches are smooth and nearly spineless. The leaves are palmately divided into five leaflets, each ovate to elliptic in shape with serrate margins. The underside
Geol Yu2025-12-18
