Acorus calamus Sweet flag Sterilise male weevils Beta-asarone Bixa orellana Lipstick tree Inhibition of fruit abscisic acid ripening, defoliating Chrozophora Dyer’s croton, Allelopathic chrozophorin tinctoria turnsole Enterolobium Elephant ear Insecticide against cyclocarpum tree termites Indigofera Wild indigo Nematicidal against rotenone, tephrosin, tinctoria Radopholus similis in sumatrol bananas Mammea American Insecticide against mammein americana apricot moths, carpet beetle Melia China berry Antifeed and growth meliacins – azedarach inhibitor to cutworm tetranortriterpenoids and beet armyworm Osmanthus Fragrant olive Insecticide iridoid glucosides fragrans Pachyrhizus Mexican yam Insecticide rotenone erosus Sapindus Western Insecticide against saponins triterpenes – saponaria soapberry glasshouse whitefly, hederagenin, phytotoxic, allelopathic oleanolic acid and acyclic sesquiterpene oligoglycosides Sassafras Sassafras Allelopathic eugenol, 2-pinene albidum Umbrella pine Inhibition of methyl sciadopate Sciadopitys verticillata adventitious root; antibiotic & antifungal Tagetes minuta Stinking or Insecticide against tagetones, ocimene, black mint slugs & snails, bee myrcene, linalool killing mite; allelopathic Taraxacum Common Stunting growth of ethylene gas officinale dandelion nearby plants and causes premature ripening of fruits
Acorus calamus Sweet flag Sterilise male weevils Beta-asarone Bixa orellana Lipstick tree Inhibition of fruit ripening, defoliating abscisic acid Chrozophora tinctoria Dyer’s croton, turnsole Allelopathic chrozophorin Enterolobium cyclocarpum Elephant ear tree Insecticide against termites Indigofera tinctoria Wild indigo Nematicidal against Radopholus similis in bananas rotenone, tephrosin, sumatrol Mammea americana American apricot Insecticide against moths, carpet beetle mammein Melia azedarach China berry Antifeed and growth inhibitor to cutworm and beet armyworm meliacins – tetranortriterpenoids Osmanthus fragrans Fragrant olive Insecticide iridoid glucosides Pachyrhizus erosus Mexican yam Insecticide rotenone Sapindus saponaria Western soapberry Insecticide against glasshouse whitefly, phytotoxic, allelopathic saponins – triterpenes hederagenin, oleanolic acid and acyclic sesquiterpene oligoglycosides Sassafras albidum Sassafras Allelopathic eugenol, 2-pinene Sciadopitys verticillata Umbrella pine Inhibition of adventitious root; antibiotic & antifungal methyl sciadopate Tagetes minuta Stinking or black mint Insecticide against slugs & snails, bee killing mite; allelopathic tagetones, ocimene, myrcene, linalool Taraxacum officinale Common dandelion Stunting growth of nearby plants and causes premature ripening of fruits ethylene gas