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.
Dallas Temperatures: Averages by Month. The numbers here tell you how hot and cold the weather usually is in Dallas, Texas during each month of the year. The average high and low temperatures are listed below by month and annually for Dallas, in both degrees Fahrenheit and Celsius.Maximums and minimums are only part of the temperature picture.To fill in the rest, there's information on how many days a month get above or below a given temperature.allas Temperatures: Averages by Month. The numbers here tell you how hot and cold the weather usually is in Dallas, Texas during each month of the year. The average high and low temperatures are listed below by month and annually for Dallas, in both degrees Fahrenheit and Celsius.