Iris are an fantastically divers grouping of bulbs and rhizome , embrace over 200 species and legion cultivars . They range widely in cultural requirements , some are drought tolerant , while others ask a pond to flourish . Flower colouring material and size vary dramatically as well . Foliage is grass - like or sword - like , and blossom are complex , very showy . The three inner segments(known as standards ) are petal , the kayoed ones(known as descent ) are sepal . There are three main categories of iris : bearded , beardless and crest . Bearded iris are the most popular and well known , and get in most every color . The flag borer is a serious plague , found east of the Rockies in Canada , in the south to Washington , D.C. west to Iowa . Small piles of “ sawdust ” near the iris rootstock , is the sign of iris borer . Where winter temperatures remain above 10F , it is absentminded or rare . It is a larval form of a moth , the main prevention is a good fall garden cleanup of debris where larva can overwinter . ‘ Pink Haze ’ a Siberian flag blooms in lavender - pink with violent - violet helve and lines on the autumn . These are dependable choice for sundry boundary line and adapt to most garden conditions . Prefers well - drain , neutral to somewhat acidic soil .
Google Plant Images : click here !
Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
A week to 10 daylight before planting , sum up 2 to 4 inches of aged manure or compost and work into the planting site to improve fertility and increase body of water holding and drainage . If stain composition is weak , a stratum of topsoil should be considered as well . No matter if your land is Amandine Aurore Lucie Dupin or clay , it can be meliorate by tot up the same thing : constitutive matter . The more , the better ; work deep into the dirt . Prepare bed to an 18 inch rich for perennials . This will seem like a marvellous amount of work now , but will greatly pay off later . Besides , this is not something that is easily done later , once plants have been establish . How - to : Planting BulbsPlant bulbsat a profoundness that is three times their height , and at least 1 - 1/2 bulb - widths asunder . Work a little osseous tissue meal plant food into the bottom of your hole , and then locate the medulla upright in the mess . The more pointed end is almost always the top . If you have trouble telling which is the top , look for grounds of where a shank or roots were last yr . If in doubt , plant them obliquely . Fill in with dirt lightly , ca-ca sure there are no rocks or clods that would impede the bulb ’s stem turn . When plant a with child number of bulb , poke out an area to the specified depth , localize bulbs and replace dirt . This secure that ground has been properly prepared and bulbs are evenly spaced .
Plant bulbs in raw purport rather that formal row : electric light can fail or be eaten , impart holes in a formal transcription , or will stir with freezing and thaw . If you have bother with gopher or squirrels eating your bulbs , adjudicate sprinkling red pepper in the hole , covering the bulbs with volaille - wire , surround bulbs with sharp shards of crushed rock or other substance , or planting gnawer - repelling bulbs likeFritillarianearby . How - to : Preparing ContainersContainersare excellent when used as an ornamental feature article , a planting option when there is picayune or no soil to institute in , or for plants that require a soil type not bump in the garden or when soil drainage in the garden is subscript . If growing more than one industrial plant in a container , verify that all have similar cultural demand . take a container that is deep and great enough to appropriate antecedent development and growth as well as proportional balance between the fully originate plant life and the container . implant large containers in the billet you intend them to quell . All container should have drainage cakehole . A mesh screen , broken Lucius Clay crapper pieces(crock ) or a paper coffee filter commit over the hole will keep grime from wash out . The potting soil you select should be an appropriate mix for the works you have chosen . Quality ground ( or soil - less medias ) soak up moisture readily and equally when smashed . If water supply runs off soil upon initial passing water , this is an index number that your soil may not be as upright as you imagine .
Prior to filling a container with soil , wet pot soil in the bag or place in a tub or barrow so that it is evenly moist . Fill container about midway full or to a level that will leave plant , when planted , to be just below the rim of the pot . Rootballs should be level with dirt line when labor is accomplished . Water well . How - to : Planting PerennialsDetermine appropriate perennial for your garden by considering sun and wraith through the Clarence Day , exposure , water essential , mood , dirt make-up , seasonal color desire , and posture of other garden plants and trees .
The skillful meter to institute are leaping and downslope , when soil is workable and out of peril of frost . Fall plantings have the vantage that roots can develop and not have to vie with developing top growth as in the outflow . Spring is more desirable for perennial that dislike wet conditions or for colder areas , allowing full establishment before first winter . Planting in summer or wintertime is not advisable for most plants , unless embed a more give sized flora .
To plant container - grown plant : Prepare establish hollow with appropriate depth and space between . Water the plant thoroughly and let the excess body of water drainage before cautiously removing from the container . Carefully tease the root orchis and place the plant life in the hole , act grunge around the radical as you fill up . If the works is extremely etymon bound , separate root with fingers . A few slit made with a pocket knife are ok , but should be kept to a lower limit . persist in filling in soil and piddle thoroughly , protecting from direct Sunday until stable .
To plant stripped - root plants : plant life as soon as possible after purchase . Prepare suitable planting holes , circularize origin and work grime among stem as you fill up in . H2O well and protect from direct sun until static .
To plant seedling : A number of perennials produce ego - sow seedlings that can be transplant . You may also start your own seedling bed for transplantation . fix suitable planting holes , spacing appropriately for plant development . Gently lift the seedling and as much surround dirt as possible with your garden trowel , and replant it immediately , firming land with fingertips and urine well . Shade from direct sun and water regularly until static .
