Basil plants can grow to 1-2 feet tall and over 3 feet around. Outdoors, basil plants prefer temperatures between 50 and 90 degrees. Anything above or below those temperatures cause the plants to stop growing leaves, they will flower profusely (in the case of above 90 degrees temperatures), and eventually die.asil plants can grow to 1-2 feet tall and over 3 feet around. Outdoors, basil plants prefer temperatures between 50 and 90 degrees. Anything above or below those temperatures cause the plants to stop growing leaves, they will flower profusely (in the case of above 90 degrees temperatures), and eventually die.
Guide to Frederick weather in November. The average maximum daytime temperature in Frederick in November is a cool 13Â°C (55Â°F). The average night-time temperature is usually a cold 2Â°C (36Â°F). There are usually 5 hours of bright sunshine each day, which represents 47% of the 10 hours of daylight.
Key weather averages for Maryland in June. 1  29. 29Â°C max day temperature. 2  9. 9 hours of sunshine per day. 3  9. 9 days with some rainfall. 4  18. 18Â°C min night temperature. 5  15. 15 hours of daylight per day. 6  M. Moderate heat & humidity. 7  90. 90 mm of monthly rainfall. 8  9. 9 (Very High) UV index. 9  19. 19Â°C sea temperature.