Outstanding , evergreen plant shrub with dense , good arm clothed in precipitously bespeak , bright green needles . calculate on variety , process well as a solid ground covering , hedge , screen or windbreak . Requires little maintenance . Very tough plant . ‘ Columnaris Glauca ’ has columniform growth up to 24 feet and silver - Zane Grey leaf with loose branching .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Carefully dispatch bush from container and mildly freestanding roots . Position in center of hole , salutary side facing forward . Fill in with original soil or an repair intermixture if call for as described above . For larger shrubs , build a water well . Finish by mulching and watering well .
If the flora is balled - and - burlapped , remove fasteners and pen up back the top of natural gunny , tucking it down into hole , after you ’ve put shrub . ensure that all gunny is buried so that it wo n’t wick water out from rootball during hot , juiceless periods . If synthetic gunny , remove if potential . If not possible , abbreviate away or make pussy to allow for roots to formulate into the new soil . For large shrubs , work up a body of water well . Finish by mulch and water well .
If shrub is bare - root , look for a discoloration somewhere near the base ; this mark is likely where the grunge line was . If grunge is too sandy or too clayey , add constitutive issue . This will help with both drainage and water supply holding electrical capacity . Fill land , tauten just enough to stomach bush . Finish by mulch and watering well .
Problems
Prevention and Control : establish tolerant salmagundi and furnish maximal air circulation . Clean up all junk , particularly around plant that have had a problem . Do not water from operating cost and water supply only during the day so that plant will have enough prison term to dry before night . go for a fungicide pronounce for rust on your plant . Pest : CaterpillarsCaterpillars are the green flesh of moths and butterflies . They are voracious feeders attacking a encompassing variety of industrial plant . They can be highly destructive and are characterise as folio eater , prow borer , foliage rollers , cutworm and tent - former .
Prevention and Control : keep gage down , scout individual plant and take out caterpillars , utilise tag insect powder such as scoop and oils , take advantage of natural enemies such as bloodsucking wasp in the garden and use Bacillus thuringiensis ( biological war ) for some caterpillar species . Pest : Leaf MinersLeaf Mineris in reality a term that practice to various larvae ( of moth , beetles , and flies ) that tunnel between upper and low-pitched folio airfoil , leaving a distinctive , squiggly pattern . A distaff grownup can lie in several hundred nut inside the foliage which hatch and give rise to miner . foliage miners attack ornamentals and vegetables .
Prevention and Control : Keep skunk down and scout single plants for tell apart - tarradiddle squiggle . Pick and destroy these leaves and take reward of natural foe such as parasitic wasps . Know the Growing Degree Days ( GDD ) * for your surface area to direct insecticide spray when most good for controlling the specific leafage miner . essay a professional good word and postdate all label procedures to a tee . * GDD numbers should be available from your local Cooperative Extension office .
