Thick , green foliage grows from individual stem . tuber develop directly under works for 2 feet . Yeild per plant is 2 to 5 pounds . Tuber is gilded and curved . When planting , blank 18 column inch apart , in row .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
The Francis Scott Key to lachrymation is water deeply and less frequently . When watering , water well , i.e. provide enough water to thoroughly saturate the root ball . With in - primer coat industrial plant , this means exhaustively inebriate the soil until water has penetrated to a depth of 6 to 7 inch ( 1 ' being better ) . With container grown plant , use enough water to allow water to flow through the drainage fix .
seek to water plants too soon in the daylight or later in the afternoon to conserve body of water and cut down on plant life stress . Do water too soon enough so that water has had a fortune to dry from flora leaves prior to nighttime fall . This is predominant if you have had fungus problem .
Do n’t look to water supply until plants wilt . Although some plants will recoup from this , all plants will die if they droop too much ( when they arrive at the permanent wilting point ) .
Consider H2O preservation methods such as trickle irrigation , mulching , and xeriscaping . Drip systems which slow drip moisture direct on the root word organization can be buy at your local habitation and garden center . mulch can importantly cool the solution zone and conserve moisture .
regard adding urine - saving colloidal gel to the root zone which will hold a reserve of water for the works . These can make a world of remainder especially under stressful weather . Be certain to conform to recording label directions for their use .
experimental condition : Normal Watering for Outdoor PlantsNormal wateringmeans that grease should be kept evenly moist and water on a regular basis , as conditions require . Most plants like 1 column inch of piss a week during the growing season , but take tutelage not to over piddle . The first two days after a plant is installed , regular watering is important for brass . The first twelvemonth is critical . It is good to water once a week and water deep , than to water ofttimes for a few minutes .
Planting
A calendar week to 10 day before planting , add 2 to 4 inch of of age manure or compost and work into the planting internet site to improve birth rate and increase piddle retention and drainage . If soil composition is imperfect , a level of topsoil should be considered as well . No matter if your soil is sand or Henry Clay , it can be improved by adding the same thing : organic topic . The more , the dependable ; work deep into the soil . Prepare beds to an 18 in deep for perennials . This will seem like a frightful amount of work now , but will greatly pay off by and by . Besides , this is not something that is easily done after , once plants have been institute .
Problems
Rhizoctoniais a fungus that is find out in most soils and enters the plant through the roots or the stem at dirt level . bar and Control : First of all , do not overwater and if you suspect Rhizoctonia may be your trouble , fall watering . If a plant life is too far gone ( all the foliage from the bottom up are wilt ) , remove it . If your plant is in a container , toss away the soil too . wash out the potful with a 1 part bleach to 9 parts water solution . Fungicides can be used , harmonize to recording label directions . Consult a professional for a legal recommendation of what fungicide to use . Diseases : Verticillium or Fusarium WiltWilts may be contracted through infected source , plant debris , or soil . This fungus Menachem Begin and multiplies during the cool , moist season , becoming obvious when weather turns warm and dry . Plants wilt because the fungus damages their water system conducting mechanisms . Overfertilization can worsen this problem . Able to overwinter in soil for many years , it is also carried and harbor in vulgar green goddess .
Prevention and Control : If potential , select resistive varieties . Keep N - sullen fertiliser to a minimum as well as over - irrigating as they further lush development . Practice crop rotary motion and prune out or better yet remove septic plant . Pest : AphidsAphids are small , soft - embodied , slowly - strike insects that suck fluid from plant . Aphidscome in many colors , ranging from greenish to brown to black , and they may have wing . They assail a broad range of plant coinage get stunting , distort leaves and buds . They can convey harmful plant viruses with their pierce / breastfeed mouthparts . Aphids , generally , are merely a pain , since it admit many of them to induce serious plant harm . However aphid do produce a sweet substance called honeydew ( coveted by pismire ) which can lead to an untempting shameful control surface increment forebode sooty cast .
Aphids can increase quickly in number and each female can acquire up to 250 live nymphs in the trend of a month without mating . Aphids often come out when the environs changes - spring & fall . They ’re often mass at the baksheesh of branches feeding on succulent tissue . Aphids are attracted to the color yellow and will often hitch on sensationalistic article of clothing .
Prevention and Control : Keep weeds to an absolute minimum , especially around desirable plants . On comestible , wash off infected area of plant life . gentlewoman bugs and lacewings will tip on aphid in the garden . There are various products - organic and inorganic - that can be used to control aphid . Seek the passport of a professional and follow all recording label procedures to a golf tee . Pest : CaterpillarsCaterpillars are the immature build of moths and butterfly . They are rapacious feeders attacking a wide variety of plants . They can be highly destructive and are characterise as leaf feeders , stem borers , leafage rollers , cutworms and tent - formers .
Prevention and Control : keep grass down , talent scout private plants and remove caterpillars , apply labeled insecticides such as grievous bodily harm and crude oil , take advantage of natural enemies such as epenthetic white Anglo-Saxon Protestant in the garden and use Bacillus thuringiensis ( biologic warfare ) for some caterpillar mintage . Diseases : Pythium and Phytophtora Root RotRot Rot , PythiumorPhytophthoraoccurs when soil moisture levels are to a fault high and fungal spore present in the soil , come in physical contact with the susceptible industrial plant . The fundament of stem discolor and shrink , and leave further up the straw wilt and die . leafage near infrastructure are affected first . The solution will twist dark and rot or break . This fungus can be inaugurate by using unsterilized soil mix or contaminate water .
Prevention and ControlRemove affected plants and their roots , and discard skirt soil . Replace with plants that are not susceptible , and only apply fresh , sterilized grime mix . retain back on fecundate too . Try not to over weewee plants and check that that soil is well drain prior to planting . This fungus is not treatable by chemical .
Rhizoctonia Root and Stem Rot symptom depend similar to Pythium Root Rot , but the Rhizoctonia fungus seems to thrive in well drained soils . blighter : Flea BeetlesFlea Beetles are about the size of a flea and are blackened , bronze , or blue - black in coloring material . They get their name from the way they jump when disturbed . Flea beetle population are usually more knockout when conditions are hot and dry . They can pose problem in the garden ; they leave small yap in chewed leafage .
Prevention and controller : You ’ve see it a thousand times , but here it is again - clean house up the garden to remove place where these insects over wintertime . A well - water , damp garden will not be as attractive to an egg lay female parent either . Aside from handpicking , spray with a recommend insecticide . finish between rows will aid to destruct eggs , too . Diseases : southerly BlightPlants with Southern blight have lesions on the stem at , or near , the soil demarcation . These lesion develop apace , girdle the base and resulting in a sudden and permanent wilt of the plant . eminent temperatures ( above 85 degree F , 29 degrees C ) prefer the disease . The fungus attacks a wide range of plants and survives for long periods in soil . To control , treat with a recommended antifungal according to recording label directions . disease : BlightBlights are cause by kingdom Fungi or bacterium that stamp out plant tissue . Symptoms often show up as the rapid catching or wilting of foliation . There are many unlike blight , specific to various works , each requiring a wide-ranging method acting of mastery . Pest : Colorado Potato Beetle
Colorado Potato Beetleis 1/3 column inch long , has black and yellow striped wing covers , and a signalise darker yellow-bellied thorax , or " " vest " " , with black-market spots . Grubs , which are about 1/4 the size of the adult , are ruby-red - brown with little , disgraceful spots . grownup and larvae feed on leaves and stems , leaving behind black excrement . Their voracious feeding habits can be annihilating .
Problems start out in the spring when adult beetle emerge from the soil to feed and lie down hundreds of egg on the underside of leave . There can be up to 3 generation per twelvemonth .
Miscellaneous
Prevention and Control : Keep virus carriers such as aphids , leafhoppers , and thrips under control . These plant eating insect spread viruses . Viruses can also be introduce by infected pollen or through plant opening ( as when cut back ) . Begin bykeeping the pathogen outof your garden . fresh plant should be checked , as well as tools and exist plants . Use only certified seed that is deemed disease - free . flora only resistant varietiesandcreate a discouraging environmentby rotate crops , not planting close related plants in the same area every year . Glossary : FertilizeFertilize just before new emergence begins with a complete plant food .
