The Colorado blue spruce is one of the most pop evergreen plant . Landscapers and homeowners apply it as an ornamental tree and shelterbelt . And in the eastern United States and Europe , it is prized as a Christmas tree because of its of course symmetrical pattern , needle retentiveness and attractive blue foliage . The Colorado down spruce is self - fertilizing and almost alone propagate from its abundant provision of cum in the fall .

Step 1

Collect Colorado blue spruce pine cone in the fall before they have had a chance to unfold .

Step 2

set the unopened pine cones in a newspaper publisher udder . Place the paper base in a tender , wry place for a few days until the pine conoid capable and the seeds fall into the bag .

Step 3

Shake any clinging seeds from the pine cones and remove them from the purse .

Step 4

Store the dish of seeds in the refrigerator until spring or until you demand them . Colorado blue spruce cum stored in the refrigerator can remain executable for five to 20 years .

Step 5

inebriate the seeds two to four weeks before constitute them . Place the seeds in a bowl of room - temperature water and entrust them to soak overnight . Then pat the ejaculate dry and localise them back into the refrigerator until planting time .

Step 6

Fill your seedling tray with a uninventive , commercial soil - less peat - lite mixture like Cornell .

Step 7

Place one Colorado wild blue yonder spruce seed in each section of the planting tray . Then cover each ejaculate with 1/4 inch of the potting admixture .

Step 8

Water the seeds so the land metier is moist , but not overly so . try out the medium for moisture sporadically . piss it only when it dry out out .

Step 9

Cover the planting tray with a sheet of newspaper to keep them shaded until they sprout in two to three weeks .

Step 10

Keep the seedling moist and in partial shade for the first class . Then transpose the most viable seedling to one - gallon pots . Keep them growing there for at least two years ( and up to five years ) before transplant them outdoors .

Tip

Rare variety of Colorado blue spruce are sometimes propagated from 6 - column inch shoot of new growth manually pull from the stem of the tree diagram . To take root the shoot , disregard a 3/4 - in V - mold mountain pass into the base of the cutting . Then dip the death of the cutting 1 in deep into a powdered root hormone so it is cover up in roughly 1/16th of an inch of it . Then place the cutting in a 2 - column inch sight of sterilized moist sand and piddle . report the pot with a exonerated shaping bag and store it at 80 level and keep the sand moist . When the cutting strain 6 inch grandiloquent , plant it out of doors .

Things Needed

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