Other issues of roses

Fall leaves (in greenhouses) may be caused by the fact that after the first down bloomed leaves receive too much light. Powerful ventilation, watering with cold water, large temperature swings can also cause leaf fall. As recovery measures are recommended: careful ventilation, air drying of foliage and soil surface before night.
The emergence of sprouts, and blind? Without buds (in greenhouses), is due to hormonal disorders because their growth stops earlier. Among the causes of man include: low temperature (12-15 ° C), low light, cut too short. More vigorous sprouts blind shortens the weak to leave the bush to make new cuts.
Leaf burn occurs mainly in greenhouses, but sometimes in the field, when after a period of cold and wet weather, drought and high temperatures occur. The leaves turn brown and dry. It can be avoided by increasing the relative humidity (artificial fog, spraying the leaves).



Fatigue soil occurs where roses are planted on land that had been before. Plants exhibit a low growth, low force, just vegetate. Do not know the exact causes of the phenomenon, but it includes the following: nematodes, lack of micro-nutrients, toxins released by former roots etc.. Prevention is by avoiding planting roses on the same land for 3-4 years and by providing large amounts of organic material in the soil. Chemical treatments have proven to be too costly. Hail storm can cause significant damage by breaking or tearing the whole vine and flower wreaths in those with loose torso properly. Repairing the damage in such cases is made by cutting and collecting broken bodies and making splashes Dithane, Systhane Bavidtin that stop infections or fungal diseases.
Deficiency and excess nutrients. In these cases the plants specific symptoms that present in the following:

    Nitrogen deficiency is manifested by shorter, smaller leaves light green, pale colored flowers and present sprouts, and blind?.
    Phosphorus deficiency - leaves become dark green to bluish leaf necrosis may occur unevenly distributed, the increases are small, the flowers may be missing.
    Potassium deficiency - the upper leaves colorotice symptoms (yellowing) covering the entire leaf and cause necrosis. Color is atypical petals, the flowers are small and few. Decrease plant hardiness.
    iron deficiency - is in the form of coloroza (yellowing) on ​​young leaves, including ribs, and extends the entire leaf and can lead to necrosis.

There are cases supraingrasare or excess of nutrients, which is manifested also by specific symptoms:

    excess nitrogen - is manifested by an increase luxuriant shoots have strength and break easily, plants can easily infest the disease and do not prepare well for winter tissues.
    excess potassium - are rarely observed phenomena can burn leaves and a pale green color to them.
    excess calcium - leading to changing pH and thereby crossing combinations of iron and trace elements in insoluble condition, which causes the appearance clorozelor.
    chlorine compounds - to which roses are quite sensitive, can cause leaf burn and necrosis of young shoots, especially when long time use as fertilizer mineral potassium salt, because it contains more chlorine.

Pest and disease control biological and clean at roses

This method is nowadays more and more used to that, besides reducing pollution caused by the use of poisons for humans and animals are savings, knowing that pesticides are quite expensive. Biological control can be achieved by different liquors and herbal extracts, whose cooking is handy. Using the formulas described below is recommended especially in gardens near the house, for amateurs.

Baking powder

Lately, much has been made in combating powdery mildew with sodium hydrocarbonate. Many attempts have been made and in many cases good results were obtained. The recipe is simple: to 1 liter water and add 5-10 g of the preparation is applied directly to the plant. In combination with oil Nima (insect) strengthens the effect of both substances. Not recommended for commercial cultivation because their effect is clear.

Garlic juice

Here is another use for this plant multifunctional! Take a bulb of fresh garlic, splits into cloves and finely chop or crush. Place two tablespoons of paraffin oil for two days, then filter.
Take a few flakes of soap, put in 600 ml of water and shake until soap dissolves. Garlic extract is added to this solution and shake well. This is the basic solution is used in an amount of 10 ml / per liter of water. This natural preparation is effective against aphids, bugs, insects and caterpillars. There are some possibilities to combine the garlic broth with onions and peppers. The latter are made even stronger if you use one.

Broth of garlic, onion and chilli

Boil a few cloves of garlic 4-5 chillies and 2 onions in about 2 liters of water for 15 minutes. Allow to cool and stand overnight. The liquid is filtered, then add soap flakes and milk and stir it as above. It can be especially effective if young plants.

Red pepper or lemon pepper

Chop and crush 5 chilies, then put in 50 ml water. Allow a day to extract the oil, the liquid is filtered. Caution when handling peppers: do not touch your eyes or mucous membranes, wash your hands thoroughly, and uneltel dishes immediately after use. Juice good combat aphids, caterpillars and mites.

Leaf juice rabarber

For its preparation using only the leaves. They are cooked in 1 liter of water, let cool, then filter. The resulting liquid is mixed with an equal amount of soap emulsion (prepared from recipe below). Of the concentrate to make 100 ml of water. It is especially effective against insects and their larvae rodents and the like.

Soap emulsion

Although it sounds strange, soap is an excellent insecticide. The flakes of soap are used in many preparations because they are part of the adhesive on the leaves. Sometimes soap can be replaced with milk. You can use just like Lux soap flakes and Sunlight. They can be purchased in the form of bars and can scrape. To 1 liter of water put two tablespoons of soup flakes and stir well until the emulsion. The liquid is sprayed directly on plants attacked by aphids and other insects.

Treatment with hyssop tea

It is effective against powdery mildew and cons of bacteriosis. It is prepared as follows: Boil some water in the plant is put pieces (fresh or dried). Boil for a few minutes, then let cool then filter. It is used as such. Hyssop plants planted among flowers and roses are a good insect defender.

Treatment with sugar

There is a treatment spray on the ground but manages to destroy nematodes that attack plant roots. Sugar spread on the soil and incorporate with a slight rake. Sugar will destroy drying, worms. A good day to wet soil drain. A sugar solution can be used for the prevention and eradication of red spider.

Pest and disease control

Diseases

For mildew recommended products: Tilt, Karathane, Fundazol, Bavistin, Szsthane, Saprol, Bazcor, Morestan.At,'' black staining and rust Rose'' spraying is done: Szsthane, Bavistin, Dithane M 45, Polzram Estate, Mirage, Konker, Europaren etc. For, rose hand'' is used Polzram df, Brabo 500, Ridomil Gold MZ, etc..
, Gray mold of freshmen? occurs long after rain and can be treated by spraying with 0.4% sulfur muiabil, Konker, Merpan 50 Sumilex, etc..
Bacterial cancer of the root package appears as a bulge in the sap flow slows in Vasel ruling. While plant loses vigor. This disease occurs after infection with bacteria or cutting wounds from watering with stagnant water. It can prevent or combat the disease by the use of healthy plant material, the disinfection technical tools alcohol, sodium hypochlorite, 0.5% or 1% formalin, the arzindu diseased plants.



, Destroy Rose? appear as reddish brown or black bands around the petals, leaves turn yellow and then include them and defend them rings, stripes or patterns in leaf green or brown colored oak. Fighting is done by removing and burning affected plants and replacing them with other healthy plants.

Pests

Scale insects (aphids) attack all green organs of the plant, sucking plant sap and twisted around. Combat the splash of 7 in 7 days to: Fernie, Sumicidin, Basudin, Nurel, flustered, decided Carbetox, Sinoratox.
Cicoria rose leaf attack. On its back are greenish white pests that jump or fly and produce more leaves white spots on the face. Fighting is like the green lice insists on spraying the back of the leaf.
Spiders grow more tomatoes in glass or dry air, sucking sap from the leaves. The leaf surface appear yellowish-brown, then spread all over that final leaf fall. Spraying is done Mitac, Pentacle, Mitigan, Vydate, Kelthane, Plictran, Bladafum.
Thrips suck sap from flower petals, these initial appearance Losing, especially white and yellow varieties. On the edge deforms petals, brown spots appear all changing their appearance. Fighting is done by spraying preventive Mospilan, Metomex, Lanna, Confidor, etc., Before the appearance of larvae hatched from eggs laid in the bud.
Mining the shoot borer wasp or lay their eggs on the foliage or Stipele peduculului. Larvae feed on root bone wither, then dried. Treatment is initiated by cutting, removing and burning below the wilted shoots pest penetration in rod shoots. Prevention can be done by repeated spraying Mospilan.
Wasp eggs on the leaves twisted leaves behind then twists giving them the appearance of the tube. It can be prevented by spraying with systemic substances (Mospilan) before egg laying. Already sick leaves are removed and burned.
Tailor Albina builds nest rings cut from the leaves rose in May-June. The plant does not die, but it looks ugly. Treatment is done before opening buds with products such as: Mospilan 20 Suspersect 10 EC, Hostathion, etc..
Hairy hairy bug is an insect of about 1 cm long that feeds on flowers, drilling them by eating them or pestle. Fighting is done by manually adding bugs and their destruction.
Rather mealy-roses rose wood branches and place in plenty of light. They attack the branches from the top down drying them. Fighting is done by spraying the winter Ecalux or Oleo Oleo-Carbetox.
Beetle larvae are usually in soil, have yellowish-white and three pairs of legs. These rod roots bringing great damage young plants. Larvae can be controlled through the congregation during plowing or desfundatului the Casma or adding substances to fight in the mud.
Wire worms attack the roots and give the appearance of excessive watering or lack of water and nutrients. No apparent answer specific treatment. In this situation do soil tests to determine the cause of the phenomenon. For prevention solution is used Zinophos 1,125% or 1% Nemagon. To combat can use Temik and Nemagon. Treatment repeats every 2 years.