Culture. Basil is easily grown from seed or from tip cuttings of overwintered plants. Because basil is sensitive to cold temperatures, seeds germinate and grow best when the media temperature is at least 70 degrees. Seeds will germinate in about 5-7 days.asil is easily grown from seed or from tip cuttings of overwintered plants. Because basil is sensitive to cold temperatures, seeds germinate and grow best when the media temperature is at least 70 degrees.
The hottest May day in Dallas for the past 57 years was 103 degrees Fahrenheit, registered on May 30, 1985, while the mean high temperature is 83. The lowest documented temperature for Dallas for the past 57 years in May was 36 measured on May 1, 1908, while the standard low daily temperature for the month is 63.
Corpus Christi averages 5.03 inches of precipitation in September. September Dallas Weather-Dallas has recorded a record high of 111 in the month of September and, the normal high is 88. Dallas has recorded a record low temp of 43 and, the average low is 67.eptember Amarillo Weather-Amarillo in September has recorded a record high temperature of 103 and, the daily high averages 82. Amarillo has recorded a record low temp of 30 and, the low temperature averages 56. Amarillo normally experiences 1.88 inches of precipitation in September.