A naturally occurring mineral in little quantities in garden soil , potassium is refer by the third routine on the label of fertilizer container ( such as the " 15 " in 10 - 5 - 15 ) and is further identified by the letter of the alphabet " K. " It is contain in near every fertilizer mixing , with few exceptions , because it is so critical to the healthy ontogeny of plants and the formation of blossom and yield . The addition of atomic number 19 nitrate to a fertilizer commixture has the identical effect on industrial plant growth as other manakin of potassium . To the plant , potassium is K , whatever humans call it or classify it as . Because of its mellow cost , potassium nitrate is not widely used in fertiliser mix , concord to the University of Minnesota Extension . Less expensive forms of uncommitted potassium are used instead . decent level of K will facilitate your garden efflorescence and vegetables get bad , healthier flowers and big lush fruits and vegetables with a minimum of problem from pests and disease .

Promotes Fruit Growth

Begin feed your plants fertilizer high up in potassium when they begin to set efflorescence bud . It will help more bud correct yield and encourages the plant to produce even more flowers and yield .

Control Root Growth

K promote plant to formulate full-bodied , healthy antecedent organization . assure that the fertilizer mixture you feed to seedlings contains at least a minuscule potassium , to boost them to maturate roots . Once they begin to bring about flower and you switch to a fertiliser containing a higher amount of potassium , their roots will more fully develop .

Helps Plants Resist Drought

Potassium ’s ability to nurture strong source development also aid plants in their power to withstand drouth . A strong root system can more easily plunk deep into the subsoil to find wet than a poorly formed one . feed your plants a fertilizer with an adequate amount of potassium will ensure that they protest summer drought and still bloom and acquire yield .

Increases Plants' Resistance to Disease

Because atomic number 19 increase the overall wellness and vigour of plant , it also avail them to better resist disease and hold out the ravages of garden pestis . salubrious plants will shrug off the loss of a few leaves to pests or disease more easily than those that are already sputter . Potassium will help them do this and still produce a crop .

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