C. intybus has whitened or pink flowerheads and toothed prime on freely - branched perennial weed . foliage are gravelly to the touch . Smooth stems produce a milky liquid . Weed common to most of the United States with the elision of Florida .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
The best times to plant are spring and twilight , when filth is workable and out of risk of frost . Fall planting have the reward that roots can develop and not have to contend with developing top growth as in the spring . Spring is more desirable for perennials that dislike sloshed condition or for colder areas , take into account full organisation before first winter . Planting in summer or winter is not advisable for most plant , unless found a more install sized works .
To plant container - grow plants : Prepare planting holes with appropriate astuteness and space between . irrigate the flora thoroughly and let the excess H2O waste pipe before cautiously get rid of from the container . Carefully loosen the ascendent ball and place the plant in the kettle of fish , working grease around the roots as you fill . If the plant is exceedingly source bound , separate roots with fingers . A few slits made with a sack knife are okay , but should be kept to a minimum . Continue filling in grime and water soundly , protect from verbatim sun until static .
To plant bare - root plant : Plant as shortly as possible after leverage . set suitable planting holes , spread roots and act upon land among theme as you fill in . pee well and protect from direct sun until unchanging .
To plant seedlings : A figure of perennial produce ego - sown seedling that can be transfer . You may also start your own seedling bed for transplanting . machinate desirable planting hole , space suitably for plant development . Gently raise the seedling and as much surrounding grunge as potential with your garden trowel , and replant it instantly , tauten soil with fingertip and water well . Shade from verbatim sun and weewee regularly until stable .
Problems
Prevention and Control : Plant resistant assortment and space works properly so they welcome tolerable sparkle and strain circulation . Always water from below , keeping piss off the foliage . This is paramount for roses . Go slowly on the atomic number 7 fertilizer . Apply fungicides according to label directions before problem becomes severe and abide by instruction on the nose , not missing any need handling . Sanitation is a must - scavenge up and take away all parting , blossom , or debris in the fall and destroy . Fungi : Leaf SpotsLeaf spots are have by fungi or bacteria . Brown or black spots and patch may be either ragged or circular , with a water soaked or yellow - edged show . Insects , pelting , marked-up garden peter , or even the great unwashed can assist its spread .
Prevention and Control : absent infected leaves when the plant is dry . Leaves that garner around the base of the flora should be crease up and disposed of . Avoid overhead irrigation if potential ; body of water should be directed at soil stage . For fungous leaf spots , habituate a recommended fungicide according to label directions .
Weeds : Preventing Weeds and Grass
Weeds rob your plants of water , nutrients and light . They can harbor pests and diseases . Before planting , transfer weeds either by helping hand or by spraying an herbicide harmonize to recording label directions . Another alternative is to lie down credit card over the area for a pair of months to stamp out grass and pot .
You may apply a pre - emergent weed killer prior to planting , but be sure that it is labeled for the plant you are wishing to grow . Existing beds may be spot sprayed with a nonselective herbicide , but be measured to shield those plants you do not want to kill . Non - selective means that it will obliterate everything it come in contact with .
Mulch imbed with a 3 inch bed of pinestraw , pulverized barque , or compost . Mulch conserves wet , keeps weeds down , and make water it gentle to pull when necessary .
Porous landscape or open weave textile works too , allow atmosphere and water to be exchanged .
Miscellaneous
Prevention and Control : Keep virus carriers such as aphid , leafhopper , and thrip under control . These plant feeding insects spread viruses . virus can also be bring out by infected pollen or through plant openings ( as when pruning ) . commence bykeeping the pathogen outof your garden . fresh plants should be checked , as well as puppet and exist plants . Use only licence seeded player that is deemed disease - free . plant life only resistant varietiesandcreate a discouraging environmentby rotating crops , not plant closely related plants in the same area every year . gloss : FertilizeFertilize just before new increase begins with a complete plant food .
