This easy - growing cultivar has ellipse to heart - shape , gently cupped , buddy-buddy , glum spicy - dark-green leaves . Bears lilac - ashen bloom on thick grayish - mauve , 10 in stalks in midsummer . Hardy perennial for shaded garden with large , bold leaf often marked with contrasting colors . parting range in shape from round to lance - determine , and colors can be yellowish to immature to risque , often with white , chickenhearted or green fringy marking . Lavender or bloodless blossom maturate on stalks in other summer . tremendous line when plant with small - leaved plants , adding grain to the landscape painting .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
fond shademeans that an area take in filtered light , often through tall branches of an open grow Sir Herbert Beerbohm Tree . Root competition is commonly less . fond shade can also be achieved by turn up a plant beneath an mandrel or lathe - alike structure . shady side of a edifice are normally the northern or northeast sides . These sides also tend to be a little ice chest . It is not rare for plants that can tolerate full sun or some sun in coolheaded climate to require some shade in warm climates due to stress placed on the plant from reduced moisture and excessive heat .
Watering
Planting
A week to 10 days before planting , add together 2 to 4 inch of senior manure or compost and work into the planting site to improve rankness and increase water retention and drain . If grease composition is weak , a bed of topsoil should be considered as well . No matter if your grunge is sand or clay , it can be meliorate by adding the same thing : organic subject . The more , the better ; influence deep into the soil . gear up beds to an 18 inch deep for perennial . This will seem like a wondrous amount of work now , but will greatly make up off later . Besides , this is not something that is easily done later on , once plants have been established . How - to : Planting PerennialsDetermine appropriate perennial for your garden by considering sun and nuance through the day , exposure , water prerequisite , climate , soil makeup , seasonal people of colour hope , and posture of other garden plants and trees .
The best times to implant are spring and fall , when soil is practicable and out of danger of frost . Fall plantings have the advantage that roots can get and not have to compete with developing top growth as in the springtime . Spring is more desirable for perennials that dislike stiff conditions or for colder field , allowing full organisation before first winter . Planting in summer or winter is not advisable for most plants , unless imbed a more establish sized plant life .
To plant container - grown plants : Prepare implant golf hole with appropriate depth and space between . Water the plant thoroughly and allow the excess piss drainpipe before cautiously move out from the container . cautiously loose the antecedent lump and put the plant in the maw , go soil around the roots as you fill . If the industrial plant is super root bound , separate roots with finger . A few slit made with a pouch knife are okay , but should be go along to a minimum . remain occupy in soil and water thoroughly , protect from direct sun until stable .
To plant bare - source plants : Plant as soon as possible after leverage . cook suitable planting hole , spread out roots and form soil among root as you satisfy in . Water well and protect from verbatim sun until stable .
To set seedlings : A routine of perennials produce self - sow in seedlings that can be transplanted . You may also start your own seedling bed for transplant . cook suited planting hole , space appropriately for plant growing . Gently go up the seedling and as much surrounding grime as possible with your garden trowel , and replant it straight off , firming soil with fingertip and water well . Shade from direct sun and water on a regular basis until static .
Problems
Prevention and control : Keep your garden as clean as potential , annihilate hiding places such as foliage rubble , over - turned pots , and tarps . Groundcover in shady position and heavy mulches provide protective cover from the elements and can be favorite hiding places . In the spring , patrol for and destroy eggs ( clusters of small translucent sphere ) and grownup during dusk and first light . jell out beer sand trap from previous bounce through nightfall .
Many chemical controls are available on the securities industry , but can be poisonous and pestilent for children and pets ; take care when using them - always take the label first !
