It is advising consumers that November is the perfect month to plant trees due to moderate temperatures and rainfall. This allows plants to root and acclimatise before the onset of summer heat or the harsher temperatures of winter.
It suggests Malus and Prunus, Betula and Sorbus as ideal varieties for the average garden.
Broadcaster and horticulturist Christine Walkden said everyone should plant more trees.
"Trees to me add movement and grace to any garden situation, raising the eye into the third dimension, with stunning foliage, lovely flowers, great fruit and the ability to attract bird life and insects into the garden. They have a place in all gardens. Some being suitable for container growing and for small gardens whilst others will add much to the greater landscape."
National Tree Week, run by The Tree Council, is from 29 November to 7 December 2014.