• Title/Summary/Keyword: Lemon Verbena

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Effect of Irrigation on Growth Characteristics of Herb Plants on a Green Rooftop Area (옥상녹화지에서 허브식물의 관수처리에 따른 생육특성)

  • Kim, Dong-Yeob;Park, Hi-Ryung;Ha, Yoo-Mi;Ryu, Kyung-Sun
    • Journal of the Korean Institute of Landscape Architecture
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    • v.46 no.1
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    • pp.96-105
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    • 2018
  • This study examined the growth of herb plants in response to irrigation on a green rooftop area in order to select herb plants that can be used for rooftop greening. Apple Mint (Mentha suaveolens), Lemon balm (Melissa officinalis), Spearmint (Mentha spicata), Pineapple sage (Salvia elegans), Choco Mint (Mentha ${\times}$ piperita 'Choco Mint'), Ox-eye Daisy (Chrysanthemum leucanthemum), Roman Chamomile (Anthemis nobilis) and Thyme (Thymus vulgaris) showed increased growth when irrigated. Conversely, Lavender (Lavendula angustifolia ), Peppermint (Mentha ${\times}$ piperita ), Vicks Plant (Plectranthus tomentosa), Feverfew (Tanacetum parthenium), Rosemary (Rosmarinus officinalis), Tansy (Tanacetum vulgare), Lemon Verbena (Aloysia triphylla), Heliotrope (Heliotropium arborescens), Soapwort (Saponaria officinalis) and Lady's mantle (Alchemilla vulgaris) demonstrated satisfactory growth regardless of irrigation. Peppermint, Tansy, Lemon Verbena, Soapwort, and Lady's mantle seem to be suitable for green rooftop because of their overwintering ability and drought hardiness. Pineapple sage, Apple Mint and Thyme would seem to be inappropriate for rooftop greening because they showed negative growth response to drought and failed overwintering. Although Spearmint, Lemon balm, Choco Mint, Ox-eye Daisy and Roman Chamomile had reduced growth during dry conditions, they were able to overwinter satisfactorily and can be used as rooftop plants with irrigation.

Studies on the Improvement of Herb Tea by Addition of Yucca (Yucca shidigera) (유카(Yucca shidigera) 첨가에 의한 허브차의 개선에 관한 연구)

  • Young Hee-Tae;Choi Hwa-Jung
    • The Korean Journal of Food And Nutrition
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    • v.18 no.1
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    • pp.48-53
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    • 2005
  • Herbs and yucca(Yucca shidigera) are widely used a source of tea and otherwise such as botanical medicine, essential oil for perfumes, cosmetics, and food spices. This study was carried out to investigate the characteristics of herb tea prepared with lemon verbena, spearmint, apple mint, Korea mint, rosemary, pineapple sage, Chrysanthemum indicum, stevia, lavender, lemon balm cultivated in Korea and effects by addition of yucca. Approximate composition of yucca were as follows: moisture 5.88%, crude protein 5.46%, crude fat 0.69%, crude ash and 7.59%. pH of herb tea mixed yucca at 80℃ was decreased in lemon verbena, spearmint, apple mint, Korea mint, and rosemary in comparison herb tea alone, but soluble solids were similar in two tea. In the result of sensory test, herb tea and herb tea mixed Yucca were not difference with a few exceptions. pH of mentha(Korea mint) tea by addition of yucca was decreased according to increment amount of yucca. The sensory evaluation score of mentha tea by addition of yucca were increased when the tea was processed with 0.01∼0.04% yucca.

Cytotoxicity of Methanol Extract of Edible Herbs Against L1210 Cells with the Changes of Antioxidant Enzymes Activities (식용 허브 메탄올추출물의 L1210 암세포에 대한 세포독성과 항산화효소 활성 변화)

  • Kim, Soo-Jin;Cho, Yong-Sun;Park, Sie-Won
    • Korean Journal of Pharmacognosy
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    • v.33 no.4 s.131
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    • pp.376-383
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    • 2002
  • The methanol extracts prepared from ten kinds of culinary herbs were investigated for the cytotoxcic effect againt L1210 cancer cells and the mode of action. The substantial cytotoxic effects were observed in all cases with the most prominent effect demonstrated by lemon verbena extract showing $87{\pm}4.1%$ cytotoxicity with $100{\mu}g/ml$ concentration and 3 days culture period. The cytotoxic effect was found to be dose and culture period dependent. With respect to the mechanism of the cytotoxicity, the augmented generation of $O_2{^-}ion$ and the dramatically escalated activities of antioxidant enzymes such as superoxide dismutase(SOD) and glutathione peroixdase (GPx) with addition of the herb methanol extractw suggested that there would be the involvement of reactive oxygen species (ROS) metabolism in the course of L1210 cancer cell death by the mothanol extract of the edible herbs.