Preferred pH Range. Basil will grow in a very wide pH range between 5.1 (strongly acidic) and 8.5 (alkaline) with a preferred range of 5.5 (strongly acidic) to 6.5 (mildly acidic).referred pH Range. Basil will grow in a very wide pH range between 5.1 (strongly acidic) and 8.5 (alkaline) with a preferred range of 5.5 (strongly acidic) to 6.5 (mildly acidic).
Finland only really deserves its frosty reputation in winter, from November to mid March, when temperatures plummet to -20ÂºC/-4ÂºF or lower. Winter days are short and in Lapland, the sun may not clear the horizon at all. In the far north, the snow cover can last from as early as October till as late as May.
Helsinki: Annual Weather Averages. July is the hottest month in Helsinki with an average temperature of 17Â°C (62Â°F) and the coldest is February at -6Â°C (22Â°F) . The wettest month is August with an average of 90mm of rain. The best month to swim in the sea is in August when the average sea temperature is 13Â°C (55Â°F).