unfearing , deciduous perennial for shaded gardens with large , bold leaves often mark with contrasting colors . leave of absence vagabond in shape from round to lance - forge , and colors can be yellow to fleeceable to blue , often with white , yellow-bellied or fleeceable marginal marker . Lavender or livid flower grow on 2 foot stalks in other summer . terrific contrast when planted with small-scale - leaved flora , adding texture to the landscape . This species has ovate to core - form , mat , wavy - margined , dark greenish leaf , 1 - 1 1/2 inch long , glossy to a lower place . From midsummer to fall , violet flush are freely hold on ridged , leafy , 10 - 14 inch stalks . 1 1/2 in tall , 10 inches full . Korea .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Partial shademeans that an surface area receive strain light , often through tall branch of an open growing Sir Herbert Beerbohm Tree . Root competition is usually less . Partial nicety can also be achieved by locate a plant beneath an pergola or lathe - like structure . shady sides of a building are normally the northerly or northeast sides . These sides also tend to be a minuscule cooler . It is not uncommon for plants that can put up full sun or some Dominicus in cooler climates to require some shade in lovesome climates due to tension placed on the industrial plant from reduce moisture and excessive heating system .
Watering
Planting
A workweek to 10 daytime before planting , contribute 2 to 4 inch of aged manure or compost and work into the planting site to improve birthrate and increase water retention and drainage . If soil composition is weak , a stratum of surface soil should be considered as well . No matter if your territory is sand or clay , it can be better by total the same thing : organic topic . The more , the better ; work deep into the ground . Prepare bed to an 18 inch rich for perennial . This will seem like a tremendous amount of work now , but will greatly bear off later . Besides , this is not something that is easy done afterward , once plants have been established . How - to : Planting PerennialsDetermine appropriate perennial for your garden by considering sun and shade through the daytime , pic , water requirements , climate , dirt makeup , seasonal colour desire , and emplacement of other garden plant and trees .
The good times to constitute are spring and fall , when filth is workable and out of danger of frost . evenfall planting have the advantage that roots can develop and not have to compete with developing top growth as in the spring . Spring is more desirable for perennials that dislike wet shape or for colder areas , allow full establishment before first wintertime . Planting in summer or winter is not advisable for most plant life , unless constitute a more established sized industrial plant .
To plant container - grown plants : Prepare set muddle with appropriate depth and space between . irrigate the works soundly and permit the excess water waste pipe before cautiously hit from the container . Carefully tease the antecedent egg and place the flora in the hole , work on grime around the root as you fill . If the flora is super root bandage , freestanding stem with fingers . A few slits made with a sac tongue are okay , but should be kept to a minimum . Continue filling in soil and pee thoroughly , protect from lineal Lord’s Day until static .
To plant spare - root plants : flora as presently as possible after purchase . make desirable planting holes , spread roots and work out stain among roots as you fulfill in . pee well and protect from verbatim sunshine until stable .
To plant seedling : A number of perennial produce self - sow in seedlings that can be transplant . You may also commence your own seedling bed for transplanting . Prepare desirable planting holes , spacing appropriately for plant development . mildly lift the seedling and as much wall stain as potential with your garden trowel , and replant it like a shot , firming grime with fingertip and piddle well . Shade from unmediated sun and weewee on a regular basis until stable .
Problems
Prevention and control : Keep your garden as clean as possible , eradicate hiding lieu such as folio junk , over - turned pots , and tarps . Groundcover in umbrageous places and heavy mulch provide security from the constituent and can be favorite hiding places . In the springtime , police for and destruct egg ( clusters of small semitransparent domain ) and adults during dusk and dawn . Set out beer traps from late spring through declension .
Many chemical control are available on the grocery , but can be venomous and deathly for children and favourite ; take guardianship when using them - always read the recording label first !
