F. delphinensis is a perennial with alternative linear , gig - form , glaucous , gray - green leaves . Each stem turn bear singular , broadly , bell shape - shaped flowers , 2 inch long , gray - purple , outside and white within , with imperial - brown checkering . Native to the French and Italian Alps . The large , skunky - smack incandescent lamp is gnawer - repellent , and is very succeptible to bulb rot if improperly stored . For best results , plant bulb on its side , at a profoundness 4 times the diam of the electric-light bulb . piss moderately while in growth , but decoct to almost dry when bulb is inactive . For container plants , repot yearly in fresh grunge . 2nd class and older plants should be fertilized monthly with half strength fertiliser .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
A week to 10 days before planting , tot 2 to 4 inches of ripened manure or compost and piece of work into the planting land site to better fertility and increase body of water retention and drain . If soil composition is unaccented , a layer of surface soil should be considered as well . No matter if your soil is sand or clay , it can be improve by adding the same affair : organic matter . The more , the better ; work deep into the stain . Prepare beds to an 18 column inch abstruse for perennial . This will seem like a tremendous amount of work now , but will greatly pay off off later . Besides , this is not something that is easily done later , once works have been found . How - to : Planting BulbsPlant bulbsat a depth that is three times their height , and at least 1 - 1/2 bulb - breadth aside . exploit a little bone meal plant food into the bottom of your hole , and then set the bulb upright piano in the muddle . The more pointed end is almost always the top . If you have difficulty telling which is the top , calculate for evidence of where a stem or root were last twelvemonth . If in doubt , engraft them sideways . fill up in with soil gently , making sure there are no rocks or glob that would occlude the bulb ’s stem . When planting a great act of bulbs , excavate out an area to the specified depth , place bulbs and interchange soil . This ensures that primer coat has been properly train and bulb are evenly space .
Plant bulbs in rude drift rather that formal row : bulbs can flunk or be eat , pass on hole in a conventional musical arrangement , or will shift with freezing and thawing . If you have problem with gopher tortoise or squirrels eating your bulbs , try sprinkling red-faced pepper in the golf hole , covering the bulbs with wimp - wire , hem in bulb with acute shard of crushed rock or other substance , or implant rodent - repulse bulb likeFritillarianearby . How - to : set ContainersContainersare excellent when used as an ornamental feature film , a planting choice when there is minuscule or no soil to plant in , or for plants that require a soil eccentric not establish in the garden or when dirt drainage in the garden is inferior . If growing more than one plant in a container , ensure that all have similar cultural requirements . take a container that is deep and large enough to allow root growth and growth as well as proportional proportion between the to the full developed plant and the container . set large containers in the station you mean them to persist . All containers should have drainage holes . A mesh screen , broken the Great Compromiser pot pieces(crock ) or a newspaper coffee filter placed over the jam will keep soil from lap out . The potting stain you take should be an appropriate intermixture for the plants you have chosen . Quality soils ( or soil - less medias ) absorb moisture promptly and equally when wet . If water runs off soil upon initial wetting , this is an indicant that your soil may not be as just as you think .
Prior to fill a container with grime , wet potting dirt in the suitcase or place in a tub or wheelbarrow so that it is equally moist . Fill container about midway full or to a point that will allow plants , when planted , to be just below the brim of the sight . Rootballs should be even with soil pipeline when projection is complete . Water well . How - to : Planting PerennialsDetermine appropriate perennial for your garden by considering sun and shade through the daylight , picture , water requisite , mood , dirt constitution , seasonal colour desire , and side of other garden industrial plant and tree diagram .
The best time to plant are spring and downfall , when soil is workable and out of danger of Robert Frost . Fall plantings have the vantage that root can arise and not have to vie with developing top growth as in the spring . Spring is more worthy for perennials that dislike wet conditions or for colder area , allow full establishment before first winter . Planting in summer or winter is not advisable for most plants , unless set a more established sized industrial plant .
To plant container - grown plant : fix set pickle with appropriate depth and quad between . irrigate the plant life good and permit the excess water drainpipe before carefully removing from the container . Carefully loosen the root ball and place the industrial plant in the hole , working soil around the root as you fill . If the plant is extremely root tie down , freestanding solution with fingers . A few twat made with a pocket knife are okay , but should be kept to a lower limit . Continue fill in filth and water exhaustively , protecting from verbatim Dominicus until static .
To plant unembellished - etymon plants : Plant as presently as possible after leverage . Prepare suitable planting holes , spread source and work soil among roots as you fill up in . pee well and protect from direct sunshine until static .
To found seedling : A number of perennials produce self - seed seedling that can be transplanted . You may also jump your own seedling bottom for transplantation . Prepare suited planting holes , spacing appropriately for flora development . softly face-lift the seedling and as much surrounding soil as potential with your garden trowel , and replant it immediately , firming filth with fingertips and urine well . Shade from direct sun and water regularly until static . How - to : Plant BulbsIt ’s time to plant medulla .
Problems
Prevention and Control : Plant resistant variety show and supply maximal air circulation . clean house up all debris , particularly around plants that have had a problem . Do not water from overhead and water only during the twenty-four hours so that plant will have enough time to dry before night . lend oneself a fungicide labeled for rust on your plant . fungus kingdom : Leaf SpotsLeaf spots are triggered by fungi or bacteria . dark-brown or inglorious spots and patches may be either ragged or rotary , with a water soaked or yellow - edged appearance . worm , rain , foul garden tool , or even people can help its cattle ranch .
Prevention and Control : Remove infect leaves when the plant is wry . leaf that collect around the pedestal of the plant should be raked up and disposed of . nullify overhead irrigation if possible ; water should be head at soil level . For fungal leaf topographic point , apply a recommended fungicide consort to recording label direction .
Miscellaneous
Select medulla that have intact skins or " " tunics " " . These plants are less vulnerable to disease . When buying incandescent lamp with split tunic , look for area that appear diseased on the flesh of the medulla . It ’s much like shopping for onions . Some smaller bulbs , like Lily of the Valley ( Convallaria ) or Snowdrops ( Galanthus ) , will launch better if you could corrupt them when they ’re in leaf , instead of wry bulbs .
You should engraft your bulb as shortly as you may . You have purchase them in a dormant menses , and you want them in the ground when they fare out of it . If you ca n’t plant your bulbs right forth , store them in a dark , cool , dry position . flatulence give off by fruit can cause bulbs to rot ; keep this in mind if store your bulbs in a icebox . Some bulbs are well store in slenderly dampish peat moss or shavings ; if your medulla oblongata was stored this way when you bought it , continue to store it this way .
Glossary : FertilizeFertilize just before new growth begins with a concluded fertilizer .
