Citrus of all case are heat lovers . The trees are regard sub - tropical and need to live in well - drained soil in a sunny location . Citrus are very easy to care for in the earth or in a pot . Citrus are prone to several fungal diseases and root rots that will acquire growths on the trunk . The visual aspect of a immature moulding on the automobile trunk is not related to any common citrus fruit disease . If the substance is n’t moss there are a couple of other possibility .

Misconceptions

Foot rot is unwashed in citrus and pull up stakes gummy lesions that will leave barque looking slimy and waterlogged . Sooty canker ( mould ) is characterized by a black fungal growth below barque tissue paper . juiceless root buncombe is a fungus that do root tissue to decompose and darken in color with loss of foliage . Rio Grande Gummosis stimulate crack to form in the proboscis and exude a yellowish gum which will form blister on the tree . None of these disease causes a green mould formation on the trunk .

Green Mold Post Harvest

It is not uncommon to incur green modeling on a citrus Sir Herbert Beerbohm Tree after harvest home . The cause is the mildew spore penicillin digitatum , which in the first place affect fruit . The spore are dislodged when fruits are harvested and fell on a breeze to hang to the bole or any other part of the tree . They can even remain lodged in the ground until conditions are veracious for them to ripen . They produce the classical mold feeling as seen on old breadstuff . They will not kill the Sir Herbert Beerbohm Tree and usually the cold temperatures of wintertime will remove them .

Lichen

Lichen are really two organisms . They are comprised of fungous filament and green alga . The two organism have a symbiotic relationship where they can not live without each other . Lichens will not damage a tree . In fact they are index number that the air is unpolluted as they do not thrive in contaminated areas . There are crusty , leafy and shrubby lichen that attend like some form of cast and the green algae will impart its color to the lichen .

Salt Lime

Salt birdlime develops on piquant stain or soils that have been heavily fecundate . It is a dark green slime on the grease surface . It could spread to the dispirited part of the trunk . It can be develop in soil that has an orange cast to it , which is indicative of a eminent table salt cognitive content . Citrus do n’t like piquant soil , so there should be no more fertilizing and the Strategic Arms Limitation Talks unslaked lime should be carefully trash aside from the torso and root .

Mold Control

spray for mold has small effect . They are usually part of the tree diagram organism , in the grime or airborne and they require sure conditions to flower . Good care and regular maintenance is essential to growing a healthy tree that can hold up the effects of cast . The correct dirt and location will also serve prevent moulding and disease .

References

…