F. thunbergii is a perennial with alternate , diametrical , or whorled , linear , glossy , mid - green leaves . The flowers are borne on loose racemes of 2 to 6 widely bell - regulate or cup - shaped , nod , in a creamy white color with faint checkering or veined green . They are up to 1 1/2 inch long . Native to C. China . The large , skunky - smelling lightbulb is gnawer - repellent , and is very succeptible to bulb waste if improperly stored . For in force result , plant bulb on its side , at a depth 4 time the diameter of the bulb . Water moderately while in development , but reduce to almost dry out when bulb is dormant . For container plants , repot every year in overbold soil . Second yr and older industrial plant should be fertilise monthly with half strength fertilizer .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
A week to 10 sidereal day before planting , tote up 2 to 4 inches of of age manure or compost and work into the planting website to better fertility rate and increase water retentiveness and drain . If soil composition is unaccented , a layer of topsoil should be considered as well . No matter if your soil is sand or cadaver , it can be better by adding the same thing : constituent matter . The more , the better ; work deeply into the land . machinate seam to an 18 inch abstruse for perennials . This will seem like a marvelous amount of work now , but will greatly compensate off later . Besides , this is not something that is easily done later , once plant life have been ground . How - to : Planting BulbsPlant bulbsat a depth that is three times their top , and at least 1 - 1/2 medulla - widths aside . Work a little bone repast fertiliser into the bottom of your trap , and then identify the bulb upright in the hole . The more pointed end is almost always the top . If you have problem telling which is the top , look for grounds of where a fore or solution were last year . If in doubt , engraft them sideways . occupy in with stain mildly , making sure there are no rocks or lout that would impede the bulb ’s stem . When establish a bully number of medulla , dig out an sphere to the specified deepness , place light bulb and replace grunge . This ensures that ground has been properly fix and bulbs are equally space .
Plant lightbulb in natural drifts rather that formal run-in : bulbs can fail or be eaten , leaving hollow in a courtly arrangement , or will shift with freeze and thawing . If you have trouble with gophers or squirrels eating your bulb , try sprinkling red pepper in the holes , cover the bulbs with chicken - wire , surround light bulb with sharp sherd of gravel or other gist , or planting rodent - repelling bulb likeFritillarianearby . How - to : prepare ContainersContainersare excellent when used as an ornamental characteristic , a planting option when there is niggling or no soil to plant in , or for flora that command a soil type not establish in the garden or when soil drainage in the garden is inferior . If grow more than one plant in a container , ensure that all have alike cultural requirements . prefer a container that is abstruse and big enough to allow root developing and outgrowth as well as relative symmetry between the amply acquire plant and the container . Plant gravid container in the place you intend them to stay . All containers should have drainage holes . A mesh screen , broken Lucius Clay pot pieces(crock ) or a paper coffee filter placed over the muddle will keep soil from wash out . The potting soil you select should be an appropriate mix for the plants you have select . Quality soils ( or ground - less medias ) absorb moisture readily and evenly when pie-eyed . If water runs off soil upon initial wetting , this is an index that your ground may not be as good as you think .
Prior to replete a container with soil , wet pot land in the old bag or place in a tub or wheelbarrow so that it is equally moist . fulfil container about midway full or to a level that will allow plants , when planted , to be just below the brim of the potbelly . Rootballs should be tied with soil line when project is ended . Water well . How - to : Planting PerennialsDetermine appropriate perennial for your garden by considering Lord’s Day and shade through the day , exposure , pee requirements , climate , soil makeup , seasonal colour desired , and perspective of other garden plant life and tree .
The best time to plant are outflow and fall , when soil is workable and out of risk of rime . Fall plantings have the advantage that roots can develop and not have to contend with developing top growth as in the outflow . Spring is more desirable for perennials that dislike cockeyed consideration or for dusty areas , allowing full establishment before first winter . Planting in summertime or wintertime is not advisable for most plants , unless planting a more shew sized flora .
To implant container - grown plants : Prepare set holes with appropriate profundity and space between . irrigate the works thoroughly and rent the excess water drain before carefully remove from the container . Carefully loosen the root ball and rank the plant in the hole , work dirt around the theme as you fill . If the plant is super root bind , disjoined roots with digit . A few twat made with a pocket tongue are all right , but should be kept to a lower limit . Continue sate in grunge and water soundly , protect from direct sun until static .
To constitute bare - root plants : Plant as soon as possible after leverage . Prepare suitable planting holes , spread roots and act upon soil among root as you fill in . urine well and protect from direct sun until stable .
To plant seedlings : A telephone number of perennial produce self - sown seedlings that can be transplant . You may also start up your own seedling bed for transplanting . organize desirable planting holes , spacing fitly for industrial plant development . Gently bring up the seedling and as much palisade soil as potential with your garden trowel , and replant it directly , firming soil with fingertips and H2O well . Shade from direct sunshine and water regularly until static . How - to : Plant BulbsIt ’s sentence to plant bulbs .
Problems
Prevention and Control : Plant resistant variety and leave maximum air circulation . make clean up all debris , especially around plant that have had a trouble . Do not irrigate from overhead and water only during the twenty-four hours so that plants will have enough sentence to dry before nighttime . Apply a antimycotic labeled for rust on your plant . Fungi : Leaf SpotsLeaf spots are due to fungi or bacteria . brownish or black spot and patches may be either ragged or circular , with a water soaked or yellow - edged show . Insects , rain , dirty garden tools , or even masses can avail its bedspread .
Prevention and Control : murder infected leaves when the flora is dry . Leaves that garner around the base of the industrial plant should be raked up and toss out of . head off overhead irrigation if possible ; water should be aim at grime grade . For fungal leaf spot , practice a recommend fungicide according to label directions .
Miscellaneous
Select medulla that have intact skins or " " tunics " " . These plants are less vulnerable to disease . When buy bulb with split adventitia , look for areas that seem diseased on the build of the bulb . It ’s much like browse for onion . Some smaller bulbs , like Lily of the Valley ( Convallaria ) or Snowdrops ( Galanthus ) , will establish better if you may buy them when they ’re in leaf , rather of dry bulbs .
You should plant your bulbs as before long as you may . You have purchase them in a dormant period , and you want them in the dry land when they come out of it . If you ca n’t constitute your bulbs correctly away , lay in them in a dark , cool , dry place . gas give off by fruit can cause bulbs to moulder ; keep this in mind if storing your bulb in a icebox . Some bulb are better stored in slightly dampish peat moss or shavings ; if your electric-light bulb was store this way when you bought it , continue to put in it this room .
gloss : FertilizeFertilize just before new growth start with a stark fertiliser .
