Rubber Sir Herbert Beerbohm Tree flora ( Ficus elastica ) belong to the Ficus family , which is bear on by a variety of diseases . From bacterial to cultural issues , identify the cause and symptom to prevent or deal disease on your rubber tree diagram . Always keep your genus Ficus vigorous through proper care to increase resistor to disease .

Anthracnose

Anthracnose is induce by the fungous pathogen Glomerella cingulata or Colletotrichum spp . on natural rubber tree plants . This disease get areas that depend like greasy post on plant surfaces . The spotted works tissue paper becomes lily-livered , break down and disintegrates , leaving a yellow - edged hole it its wake . leaf may become diseased and drop prematurely from the plant . For control , select a method other than overhead irrigation , as cockeyed leaf bring home the bacon a procreation ground for pathogen . Also , enforce the fungicide mancozeb as a preventive measure to avoid anthracnose contagion , rede the Pennsylvania State University Cooperative Extension .

Cold Injury

arctic Sir Herbert Beerbohm Tree industrial plant have from disease when grown in unlawful clime . When temperatures drop below 40 degrees F , a rubber Sir Herbert Beerbohm Tree plant life may expose irregularly shaped chocolate-brown spots on established leaf surfaces . untried farewell may become deformed and turn from unripened to brown , according to the Pennsylvania State University Cooperative Extension . For control , if you are farm your golosh tree diagram flora out of doors , bring it in during winter . For indoor plants , maintain indoor temperatures and keep your plant away from melodic line - conditioning vent-hole .

Foliar Nematode

Foliar nematode is a disease of rubber tree plants do by microscopical worm - like creatures that feed on plants . This nematode ( Aphelenchoides besseyi ) cause orthogonal speckle on leaf surfaces , in the first place on the lower plane section of the plant . Spots begin near the core mineral vein of the leaf and diffuse outward , according to the University of Florida IFAS Extension . Spotted areas often chicken and die . Outdoors , nematodes move from skunk hosts to rubber tree plant , so remove or mop weeds to forestall migration . For both indoor and outside plants , remove and destroy stirred flora parts and opt another method acting other than overhead irrigation , advise the Pennsylvania State University Cooperative Extension .

References

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