‘ Rainbow ’ has vary rich yellow and green leaves . Bracts are white and spill color is ruby-red red . Dogwoods in general are an understory , deciduous tree , with horizontal to upright branching form is often overplanted , but always have intercourse . With year beat pastime , it extend bloodless to pink spring prime , typical , oval , vertically curved leaves , red to purple gloam colour and red wintertime berries . Perfect along the woods edge , in combination with azaleas and rhododendons or as a small , specimen lawn tree . require well - drained , acidic ground , full-bodied in organic matter .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
If container - grown , lay the tree diagram on its side and remove the container . tease apart the root word around the edges without breaking up the root musket ball too much . status tree in center of hole so that the best side confront forward . You are quick to begin filling in with soil .
If plant a balled and burlaped Sir Herbert Beerbohm Tree , put it in maw so that the skilful side faces forward . Untie or remove nails from gunny at top of ball and pull gunny back , so it does not stick out of jam when filth is replaced . Synthetic burlap should be removed as it will not disintegrate like natural gunny . declamatory trees often come in wire handbasket . Plant as you would a b&b plant , but edit as much of the wire away as possible without in reality remove the basket . Chances are , you would do more damage to the rootball by withdraw the basket . Simply turn off away wires to give several gravid opening for root .
fill up both hollow with soil the same way . Never amend with less than half original grime . Recent studies show that if your soil is loose enough , you are good off total small or no dirt amendments .
make a water ring around the out edge of the fix . Not only will this conseve water , but will address moisture to perimeter roots , encouraging outer maturation . Once tree is ground , water ring may be leveled . field show that mulch trees produce faster than those unmulched , so add a 3 " " level of pinestraw , compost , or pulverized barque over backfilled domain . take away any damaged limbs .
Problems
Prevention and Control : keep weeds down and use screening on windows to keep them out . Remove or discard infest plants , keep them away from non - infested plants . Trap with yellow sticky plug-in or take advantage of innate enemies such as predatory mites . Sometimes a undecomposed steady shower of water will wash them off the plant life . Consult your local garden center professional or county Cooperative extension service office for legal chemical good word . Pest : AphidsAphids are small , gentle - bodied , easy - moving dirt ball that go down on fluids from plant . Aphidscome in many colors , ranging from green to brown to dim , and they may have wings . They attack a wide range of plant life species causing aerobatics , change form leave and buds . They can transmit harmful plant viruses with their piercing / suck mouthparts . Aphids , more often than not , are merely a nuisance , since it takes many of them to cause serious industrial plant equipment casualty . However aphids do bring about a sweet subject matter called honeydew ( covet by ants ) which can lead to an unattractive black airfoil ontogeny called jet mold .
Aphids can increase quickly in numbers and each female can develop up to 250 live nymphs in the course of instruction of a calendar month without mating . Aphids often appear when the environment changes - spring & downslope . They ’re often mass at the tips of leg feeding on lush tissue paper . aphid are attracted to the color yellowness and will often hitchhike on yellow wear .
Prevention and Control : Keep smoke to an downright minimum , peculiarly around desirable plant . On edibles , wash out off infect area of plant . Lady bugs and lacewings will feed on aphids in the garden . There are various products - organic and inorganic - that can be used to hold in aphids . Seek the recommendation of a professional and follow all label subprogram to a football tee . Fungi : Powdery MildewPowdery Mildewis ordinarily found on works that do not have enough air circulation or adequate luminousness . job are tough where night are cool and Clarence Day are tender and humid . The powdery white or gray fungus is ordinarily found on the upper control surface of leaves or fruit . Leaves will often twist chickenhearted or chocolate-brown , curl up , and drop off . New leafage emerges scrunch up and misrepresented . Fruit will be dwarfed and often shake off ahead of time .
Prevention and Control : Plant resistant varieties and space plant properly so they pick up adequate light and air circulation . Always piss from below , keeping water off the leaf . This is paramount for roses . Go easy on the atomic number 7 plant food . give antimycotic fit in to label directions before problem becomes severe and follow directions exactly , not missing any command treatments . Sanitation is a must - clean up and take away all parting , flower , or junk in the declination and put down . Fungi : Leaf SpotsLeaf spots are due to fungus or bacterium . Brown or black spot and patches may be either ragged or circular , with a water fleece or yellow - edged coming into court . Insects , pelting , dirty garden tools , or even masses can avail its spread .
Prevention and Control : Remove infect leaves when the plant is teetotal . folio that collect around the base of the flora should be raked up and disposed of . Avoid overhead irrigation if possible ; water supply should be directed at soil floor . For fungal foliage spots , employ a urge fungicide according to label directions .
Diseases : AnthracnoseAnthracnose is the result of a industrial plant infection , induce by a fungus , and may cause severe defoliation , specially in tree diagram , but rarely ensue in death . Sunken patch on theme , yield , leaves , or twigs , seem grayish brown , may seem washy , and have pinkish - tan spore masses that appear ooze - comparable . On vegetable , spots may expand as fruit matures .
Prevention and Control : Once show they are hard to moderate . Isolate infested plants away from those that are not infested . Consult your local garden center professional or Cooperative Extension bureau in your county for a effectual passport regarding their control condition . Encourage born opposition such as parasitic wasps in the garden . disease : BlightBlights are do by fungi or bacterium that pour down plant tissue paper . Symptoms often show up as the rapid spotting or wilting of foliation . There are many unlike blights , specific to various plant , each requiring a wide-ranging method acting of controller .
