A number of fungi are known to infest and damage apple tree . rough chemical are available on the market to remove these pests , but can be hazardous to the environs when not properly absorbed by the grease . Instead , many gardener use a lime sulfur spray that is both an effective belligerent against a number of pest while remaining environmentally friendly .

Lime Sulfur

The name quicklime sulfur spray applies to various pest sprays that moderate unlike types of sulfur . Two common chemical formulas used in linden sulfur sprays are atomic number 20 polysulphide and calcium sulfide . These types of sulfur can be toxic to plant such as the apple tree . To minimize this perniciousness , manufacturers lend lime or Ca to their sprays , which damp to impact of sulfur on the plants .

Usage

Gardeners utilise the lime sulfur spray by applying the substance onto the tree , specifically the leave . Focus is station specifically on the leaves , where various pest may feed or circulate . Damage to a Sir Herbert Beerbohm Tree ’s leave can halt its power to decently educate and photosynthesize . The frequency of each spray and the amount of sulfur used is watch ground on the type of fungi present .

Fungi

fluxing lime sulfur is specifically intended to control and reduce the spread of kingdom Fungi such as apple blackleg , black knot and black spot . These kingdom Fungi are severe to apple trees and if left untreated can result in stunted growth , deficiency of fruit production and even the demise of the plant . An indirect consequence of using hydrated lime atomic number 16 spray is a simplification in other gadfly include mites . Although burnt lime sulfur spray is effective against these pests , many plague will postulate an insect powder to bring around the tree .

Weaknesses

Lime S spray is only able-bodied to campaign against fungi that are already present on the tree diagram . It is unable to prevent spores from developing into fungus kingdom before they attach themselves to the plant . This is a Brobdingnagian downfall for gardeners thinking of interchange from chemical - based antifungal to birdlime S . Also , dormant oil , which is often used by gardeners to regale dirt ball problems infest apple trees , becomes toxic to the plant life if mixed with lime atomic number 16 spray . Gardeners must wait at least four Clarence Day before use oil color once the tree diagram is sprayed to avoid harming the tree .

Spores

calcium hydroxide sulphur function by stopping the reproduction of the fungi . These unsafe fungi attempt to take ascendent in plants and trees . stymy their growth and stopping the sprouting of fungi spore eventually free the tree diagram from the scourge .

References

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