Show tomato blossom rot Is not caused by fungus the condition known us as bios blossom enil rot or point biot rot of tomatoes Is not due to any kind of fungus or bacterial parasite but rather to excessive excess lve evaporation from the foliage fol hige reports the oregon experiment station it is especially troublesome where abundant foliage development dup due to rich soil and plenty of moisture Is followed by hot dry weather tills this may be avoided to some extent by moderate watering early eairly in the season and providing tor for adequate moisture supply right through the season |