Cotoneaster Insects

Cotoneaster Insects

COTONEASTER INSECTS

Hawthorn dantel böcekleri üst yaprak yüzeylerinin gri, lekeli lekelenmesine neden olur. Alt yaprak yüzeylerindeki kahverengi lekeler böcek dışkısıdır. Sevin tozu veya asefatın spreylerini kullanın.

Birkaç ölçekli böcekler, istiridye kabuğu ve San Jose ölçeği dahil olmak üzere, kümes hayvanlarına saldırır. Böcekler görülmeden büyük sayılara kadar inşa edebilirler. İlkbaharda uygulanan uykuda yağ spreyleri, kışlak kazma ölçeklerini öldürür. Paletler Sevin veya asefat spreyleri ile kontrol edilebilir. İstiridye kabuklu paletli tarlalar malathion ile kontrol edilebilir. Erken tespit için düzenli kontrolün bir kombinasyonu, daha sonra uykuda bir yağ spreyi tercih edilen kontrol yöntemidir.

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Cotoneaster Insects

FAQ - 💬

❓ What is eating my cotoneaster?

👉 There are two species of moths with caterpillars that can cause defoliation of Cotoneaster horizontalis and some other plants. The affected parts of the plant are covered in silk webbing produced by the caterpillars and the leaves turn brown as they are grazed.

❓ What is wrong with my cotoneaster?

👉 The most common problem with cotoneasters is mites. These pests suck plant juices causing the leaves to look speckled and in severe cases brown and fall off. These are a common problem during hot dry summers. Spray the plants with a strong blast of water to help control the mites.

❓ What does fire blight look like on cotoneaster?

👉 Infected blossoms suddenly wilt and turn light to dark brown. Leaves on infected branches become brown and shrivelled and appear to have been scorched by fire. The affected leaves usually remain on the tree well after normal leaf fall. Blackened new growth is often curled at the tip to look like a shepherd's crook.

❓ How do you treat scale on cotoneaster?

👉 Once dead patches are easily spotted, pruning out affected stems or cutting the entire hedge to ground level is the most effective control. Cotoneasters with healthy root systems will quickly re-grow.

❓ Why are my cotoneaster dying?

👉 Fireblight - Fireblight is the biggest problem that cotoneasters have. It is caused by a bacterium which overwinters on cankers and on large branches of apple and pear trees which are relatives of cotoneasters. The disease is spread from plant to plant by insects and splashing raindrops.

❓ What eats cotoneaster berries?

👉 Robins, blackcaps and bullfinches are regular visitors to cotoneasters in autumn, when the berries, though low in antioxidants, provide a long-lasting treat.

❓ Can cotoneaster be cut back hard?

👉 Pruning cotoneaster Evergreen species are best pruned at the beginning of spring to shape and balance the shrub to your taste. Cotoneaster can bear pruning well. If need be, hack away at it with severe pruning since the shrub can take it without a fuss. Just try to remain within this “early Spring” time frame.

❓ How do you rejuvenate cotoneaster?

👉 Renovation is a dirty, dusty job, but is very straightforward. Begin at the end of the hedge, and cut all stems to about 6″ above ground level. Remove dead stems, leaving only fresh, healthy stubs. New growth will occur from the cut ends, and also from new suckering growth from the exisiting root system.

❓ Does fire blight go away?

👉 There's no cure for fire blight, only control. The good news is that once an infected tree is removed, its fire blight bacteria are also removed. You can safely plant another apple or pear tree that's healthy and free of disease and you can specifically choose a fire blight-resistant cultivar!

❓ What does Fireblight look like?

👉 What does fire blight look like? Blossoms, leaves, twigs, and branches of plants affected by fire blight can turn dark brown to black, giving the appearance of having been scorched in a fire. The blighted blossoms and leaves tend to stay on the tree instead of falling.

❓ What is insecticidal soap for plants?

👉 Insecticidal soap is made with potassium salts of fatty acids, and it's commonly used by gardeners to curb infestations of insects and pests on their plants. Soap sprays are effective for soft-bodied insects such as mealybugs and aphids. Insecticidal soap does not harm the plants.


Makalenin Yazar: Miraç Kolçak. Bağımsız inşaat ve teknik uzman. 1980 yılından beri inşaat sektöründe iş tecrübesi. Yönlerde mesleki yeterlilik: inşaat, mimari, tasarım, ev inşaatı.

Video Talimat: Honey bees working the Cotoneaster.


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