Things Needed
Tip
rust fungus symptom first appear on azalea in June 21 . If infected foliage is depart blind drunk overnight , the spore in the pustules spread to other part of the plant , or to new plants altogether by melody currents or splashing water supply , thus increasing infection . kind of azaleas that are resistant to rust admit " Red Letter " and " Balzac . " dramatise proper cultural practice session to keep the disease from develop on your azalea in the first place . Grow the plants in well - draining grunge , space multiple plants sufficiently aside to offer salutary air - circulation and water the plants in the morning time so the foliage is dry by evening .
Belonging to the Rhododendron genus , azaleasare perennial bushes prized for their showy flush that appear during springtime . When cared for in good order , the landscape plants animate up the garden for many years . However , azaleas are susceptible to a variety of fungal diseases including leaf spot and rust . Varieties of deciduous azaleas , admit plumleaf azalea , pinxterbloom azalea and swamp azalea , are more susceptible to leafage rust than other multifariousness . Adopt an organic or chemic control option to address rusting on azalea .
Step 1
Identify symptom of the disease on the azalea to make certain the contagion is present . keep off treating the azalea for rust without pretend sure it is infected . Look for tiny , pear-shaped , yellow spot on the upper surface of leaves , and orangish coloured pustule on the underside . Run a finger or a snowy facial tissue over the upper surface of a leaf for orangeness - yellow dark stain that affirm the presence of the disease .
Step 2
Spread a tarp under the azalea to pull in press clipping before you begin pruning . Avoid leaving clipping or plant life rubble around the azalea , as the spores overwinter in the textile to re - emerge again during the summertime .
Step 3
Wear gardening gloves and pluck off the leaves if the contagion is diminished . Prune heavily infested persona of the plant with shrewd , sterilize pruning shear . Dip the blade in a solution of blanching agent and water before pruning infected stems down to intelligent buds . Disinfecting the blades keeps the spores from spread to other portion . Walk around the plant to snip all heavily infected stems .
Step 4
amass clipping in the tarpaulin and add to a garbage bag . run down up leaves and mulch under the azalea plant and bring to the tarpaulin , as they may contain fungous spore . tangle the garbage bag firmly before dispose . Do not tot up these to the compost mountain .
Step 5
Spray the azalea bush with a fungicide containing atomic number 16 , manxozeb or Bordeaux . scan recording label direction beforehand so you bed how much H2O to add to the concentrate , if necessary . Walk around the plant to get across it completely in the fungicide . apply the antimycotic as a means of keep spread to young leaf .
References
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