Douglas Fir tree
The Douglas Fir is a Native of North America, growing along the length of the Rocky Mountain. In the UK it is grown as a timber tree in regions that are non-calcarious and moist. The trees can grow up to 60 meters tall with 120 cm trunks with the timber being brown red in colour. It was discovered by Archibald Menzies in 1792 but was only introduced to the UK in 1827 by David Douglas.
Formal upright, Informal Upright, Slanting, Cascade, Semi-cascade, Literate, Twin-trunk, Group planting, Saikei
Semi-shade to Full sun. Ensure that young trees from frost.
Keep soil moist. Does not like dry soil, but does not like to be water logged either.
By weekly during the growing season.
Leaf and Branch Pruning:
Can can be trimmed or pruned at any time of the year. Leave heavy pruning till the spring
Re-potting & Growing Medium:
Repot in spring or in autumn every. Repot young trees every 2-3 years when plant is young and every 4-5 years for older trees. Use 1 part loam, 1 part peat, 1 part Sharp Sand. Alternatively use 1 part Akadama and 1 Part Pumice.
Wire year round. Do not keep wire on for more than a few months at a time.