October is a month of crisp weather, first frosts, blue skies and beautiful autumnal colours.   The leaves are so bright this autumn due to a combination of weather conditions that boosted sugar production in the trees. A warm and sunny summer created more sugars. Coupled with cool, crisp nights, these conditions allow the yellow and orange pigments to become more visible as the green breaks down.   Planting and dividing  Plant spring bulbs:  This is a prime time for planting