There are severe constraints on the supply side of the provision of infrastructure in Asia. The infrastructure financing gap between what is invested in Asia-Pacific (around US$48 billion) and what is needed (US$228 billion) is around US$180 billion every year.
Placed in the centre of a garden bed, they can be underplanted with low growing shrubs and bulbous plants for an harmonious effect; or underplanted with grass for a contrasting statement. Alternatively, the tree can be situated at the end of a long garden to draw visitors out into the garden.
Not all types of willow tree are invasive, but many are and you do not want their root system all over your planting bed. Provide a collar around young trees to protect them from wildlife. Young trees are especially susceptible to the nibbling of deer, elk and even rabbits.