Eager gardener often start vegetable gardens as shortly as the scourge of freeze is gone . plant vegetables , especially tomato plant , in cooler conditions does n’t mean that you will be harvesting before your neighbors . Instead , you may be disclose your plants to disease and growth problems that could be minimize by hold off . Daytime temperatures below 70 degrees F or evening temperatures systematically below 50 degrees F can damage or destroy tomato plants .

Blossom Drop

peak drop is one of the most obvious effects of cold weather condition on tomato plant plant . When overnight temperatures consistently drop below 50 degrees F , or daytime temperatures do not contact 70 to 75 degrees F for several day , tomato blossoms fall off the plant . cool temperature slow the germination cognitive process and make it hard for yield to set .

Gray Mold

temperature systematically below 70 degrees F , twin with wet weather , encourages ontogenesis of hoar mould . Gray mould affects both Lycopersicon esculentum plants and modernise fruit , with no efficient handling once a plant is infect . Young seedlings , and distressed and injure works are the most susceptible to gray mould . Gray cast spores circularize easily with wind . Gray mould is best forbid through adequate external respiration between tomato plant plants in orbit , and comparative humidness below 80 percent in glasshouse . Infected plant should be destroyed , not composted .

Phosphorus Deficiency

coolheaded weather early in the growing season inhibits phosphorus absorption in tomato flora . Phosphorus is essential for tomato plant plants to bloom and bring forth fruit . Plants with a atomic number 15 deficiency will have purple folio vena , or the full flora may have a purple cast to it , consort to Texas A&M ’s agricultural website . enough fertilizing can help master atomic number 15 insufficiency problems .

Root Damage

love apple plants rely on a complex deep root arrangement to develop an abundant harvest time . Cool and freezing weather inhibits adequate base ontogenesis . As a issue , plants do not absorb enough food to stay hefty or bring forth yield . If roots are too damaged or undeveloped , the flora dies .

Protection

You have several option to protect your tomato industrial plant from cooler temperatures . Plastic mulch helps warm the grease and keep wet grade ordered . Carefully covering plants helps trap heat by creating a " nursery effect " around the covered plants . Use row covers plan for this purpose ; grueling stuff like sheets can get too weighed down and scathe plants . If you are unable to cover your plants , hanging a white flat solid near tomato plants reflects the sun ’s heat and helps plants stay warm .

References

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