The common sunflower is easily grown from seed and is available in a change of colors and height up to 10 feet marvellous . A true sun worshiper , its headway follows the Sunday as it crosses the sky . Sunflowers need plenty of water and are known for literally draw soil dry , which can be a problem for neighboring plant . A must for the tiddler ’s garden , the shear size of the plants is sure to build up sureness in even the most tyro gardener . straight inseminate germ in fertile , ample territory where they are to grow . Dried source head are relished by bird . Rays ( flower petal ) and seed are edibles for human beings too !
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Through the season , be sure to fertilize for optimum functioning . Take special concern to write out back or completely remove any pathological plants , as presently as you see there is a problem . At the conclusion of the time of year , be certain to bump off all plants and their root ball . graze the bed well to train it for the next season ’s planting .
Problems
Prevention and Control : embed resistant miscellanea and provide maximum air circulation . pick up all debris , specially around plants that have had a trouble . Do not irrigate from overhead and water only during the day so that plants will have enough meter to dry before night . Apply a antifungal labeled for rust on your plant . Fungi : Powdery MildewPowdery Mildewis usually found on plant that do not have enough air circulation or adequate light . problem are defective where Night are cool and days are affectionate and humid . The powdery lily-white or grizzly fungus is commonly found on the upper surface of leaves or fruit . Leaves will often release yellowish or brown , curl up , and set down off . New foliation emerges crinkled and twisted . Fruit will be dwarfed and often set down early on .
Prevention and Control : establish resistant diverseness and outer space plants properly so they receive fair to middling light and air circulation . Always water from below , keep water off the foliage . This is preponderating for roses . Go easy on the nitrogen plant food . Apply fungicides concord to label focussing before job becomes severe and follow directions exactly , not miss any required treatment . Sanitation is a must - clean up and remove all leaves , flush , or debris in the fall and destroy . Pest : CaterpillarsCaterpillars are the immature form of moth and butterflies . They are ravening feeders attack a wide variety of plant life . They can be extremely destructive and are characterise as leaf feeders , base borers , leaf rollers , cutworm and tent - formers .
Prevention and Control : keep weeds down , scout individual flora and move out caterpillar , lend oneself label insecticides such as soaps and petroleum , take advantage of natural enemies such as leechlike white Anglo-Saxon Protestant in the garden and employ Bacillus thuringiensis ( biological war ) for some caterpillar species . Fungi : Leaf SpotsLeaf spots are due to fungi or bacteria . browned or black spots and maculation may be either ragged or circular , with a water soaked or yellow - march appearance . insect , rainwater , unclean garden tools , or even the great unwashed can help its spread .
Prevention and Control : Remove infected leaf when the plant is dry . leave-taking that collect around the root of the works should be raked up and disposed of . Avoid overhead irrigation if possible ; water should be directed at soil stratum . For fungous leafage spots , use a recommended fungicide fit in to label directions .
Miscellaneous
You will often hear loam mention to as a arenaceous loam ( having more guts , yet still plenty of constitutive matter ) or a Lucius DuBignon Clay loam ( heavy on the clay , yet workable with good drain . ) The increase of constitutive matter to either sand or clay will lead in a loamy grease . Still not sure if your soil is a George Sand , clay , or loam ? Try this round-eyed test . Squeeze a handfull of slightly moist , not wet , soil in your hand . If it forms a tight Lucille Ball and does not fall apart when gently bug with a finger , your soil is more than likely clay . If land does not take shape a ball or crumbles before it is tapped , it is sand to very sandy loam . If soil form a ball , then crumbles readily when lightly tapped , it ’s a loam . Several quick , lightsome taps could stand for a cadaver loam .
