The cultivar ‘ Polka ’ is a hardy , spreading shrub that has nut - shaped , dark-skinned green leaves , to 3 inches long . Pink flowers with xanthous throats in a bell - shape blooming in previous bound and former summertime . Flowers attract hummingbirds . Suitable for shrub or motley border .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Pinching is removing the stem crest of a young plant to promote branching . Doing this avoids the need for more terrible pruning subsequently on .
Thinning involves take away whole branches back to the trunk . This may be done to spread out up the interior of a industrial plant to let more visible radiation in and to increase air circulation that can cut down on plant disease . The best way to begin thinning is to begin by removing dead or diseased Mrs. Henry Wood .
Shearing is leveling the surface of a shrub using hand or galvanizing shear . This is done to keep up the desire shape of a hedge or topiary .
rejuvenate is remotion of old branches or the overall reducing of the size of it of a shrub to restore its original cast and size . It is urge that you do not remove more than one third of a plant life at a time . Remember to remove branches from the interior of the plant life as well as the outside . When rejuvenating plants with canes , such as nandina , reduce back cane at various elevation so that plant will have a more natural flavour .
Watering
Planting
Pruning deciduous shrubs can be separate into 4 grouping : Those that requireminimal pruning(take out only deadened , morbid , damaged , or hybridize branches , can be done in former spring.);spring pruning(encourages vigorous , fresh growth which produces summer flowers - in other words , blossom appear on new wood);summer pruning after flower(after flowering , tailor back shoots , and take out some of the old outgrowth , down to the ground);suckering habit pruning(flowers look on woodwind from previous year . Cut back flowered stems by 1/2 , to strong spring up novel shoot and remove 1/2 of the blossom halt a couple of inch from the ground ) Always remove drained , damaged or diseased Sir Henry Wood first , no matter what case of pruning you are doing .
Examples : Minimal : Amelanchier , Aronia , Chimonanthus , Clethra , Cornus alternifolia , Daphne , Fothergilla , Hamamelis , Poncirus , Viburnum . Spring : Abelia , Buddleia , Datura , Fuchsia , Hibiscus , Hypericum , Perovskia , Spirea douglasii / japonica , Tamarix . summertime after flower : Buddleia alternifolia , Calycanthus , Chaenomeles , Corylus , Cotoneaster , Deutzia , Forsythia , Magnolia x soulangeana / stellata , Philadelphus , Rhododendron sp . , Ribes , Spirea x arguta / prunifolia / thunbergii , Syringa , Weigela . Suckering : Kerria
Problems
Prevention and Control : If potential , select repellent variety . Keep N - enceinte fertilizers to a minimum as well as over - irrigating as they encourage lush growth . Practice crop rotation and prune out or well yet bump off infected flora . Pest : Scale InsectsScales are insects , related to mealy bugs , that can be a problem on a wide miscellanea of plants - indoor and outdoor . unseasoned scales crawl until they detect a practiced alimentation site . The adult female then lose their legs and remain on a spot protected by its hard shell stratum . They appear as bumps , often on the down in the mouth side of meat of leaves . They have pierce mouth part that wet-nurse the sap out of plant life tissue . Scales can weaken a works leading to yellow foliage and leaf free fall . They also produce a sweet substance called honeydew ( covet by pismire ) which can head to an unattractive bootleg surface fungous growth called jet mold .
Prevention and Control : Once established they are toilsome to control . Isolate infest industrial plant away from those that are not infested . Consult your local garden kernel professional or Cooperative Extension office in your county for a legal recommendation regarding their controller . further natural enemies such as bloodsucking wasps in the garden .
