Chamaecyparis lawsoniana ("Columnaris Glauca") "COLUMNARIS"

Chamaecyparis lawsoniana ("Columnaris Glauca")
Chamaecyparis lawsoniana ("Columnaris Glauca") "COLUMNARIS"
Lawson cypress
SIZE/TYPE taller shrub
USUAL HEIGHT 3-6m
USUAL WIDTH 1-1m
LEAVES evergreen conifer
COLOUR OF LEAVES silvery-blue
FLOWERS insignificant or non-blooming
COLOUR OF FLOWERS
BLOOMING TIME
LOCATION full to partial sun
USDA zone (lowest) 5   (down to -29°C)
WINTER PROTECTION  
FOR ZONE 5+6 Code of winter protection zone 5+6
FOR ZONE 7 Code of winter protection zone 7
BELONGS TO CATEGORIES Conifers
Hedging plants
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Cypress trees and shrubs are very popular for their variable shapes, leaf types and colours. Variety Columnaris has blue needles and compact shape. It does not grow wider than 1m which makes it ideal for hedges that are only trimmed at the top. Mature plants can reach 6-8m in many decades, they are usually kept smaller by regular trimming that is best done in April. Medium growth rate. It prefers moist, slightly acidic soil but is adaptable to almost all types of soil. Fully hardy to -28°C (USDA zone 5).


Last update 10-01-2008
SIZES and PRICES
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Cupressus arizonica
Chamaecyparis lawsoniana
GLOSSARY
  • STANDARD QUALITY - Plants of this group are 1st class quality with number of branches and overall density adequate to their size and age, considering they were container grown.
  • DE LUXE QUALITY - This label guarantees a luxurious quality of manually selected plants that, compared to their height and age, are exceptionally dense and beautiful.
  • EXTRA - These plants are usually mature and bigger specimens with exceptional overall appearance.
  • STANDARD (as described in the plant form) means a tree with a trunk of 190-210 cm and a crown at the top, unless specified differently. The commercial size for trees is their girth measured in the height of 1m from ground.
  • HOBBY - These plants are of the same quality as our standard-quality plants but younger and therefore cheaper.
  • SHRUB - a woody plant with branches growing bushy from the ground level.
  • HALF-STANDARD or MINI-STANDARD - a small tree with shorter trunk, its size is usually specified.
  • FEATHERED - These are trees with branches growing already from the base of the trunk and up along the stem.
  • GRASSES and PERENNIALS - Sizes given usually read the diameter of the pot or the clump, as specified.
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