What are hot borders? Well, I've got this sentence to translate. The entire manual is about...

Well, I've got this sentence to translate. The entire manual is about gardening. So can someone report to me what a hot border is? The sentence is: Roses, lilies and a variety of summer bedding plants verbs through into August, then within August and September the hot borders come into their own with anemones, asters and dahlias amongst the heaps late flowering plants.
Any problem beside using wood chips from cut...
Answers:    They are low growing plants that border a planting nouns and like hoter weather.