• Rose

  About The rose ( Rosa) belongs to the genus Rosa of the family Rosaceae. Rose also refers to the flowers the plant bears. There are more than one hundred [...] hundred rose species and thousands of different cultivars. The rose is a woody, perennial plant which usually develops as a shrub, climbing or trailing with [...] with a stem that has sharp thorns. The flowers of the rose plant can vary in shape and size, but are often ornate and bright coloured. Colours range from

• Rose aphid

  General The rose aphid, Macrosiphum rosae , is a serious and often abundant pest of roses. It is virtually cosmopolitan and widely spread in Europe. Damage [...] colour. The siphunculi are black and bent outwards. The rose aphid usually overwinters on rose bushes in the egg stage, although in mild winter some adults [...] up on roses in spring and summer; sometimes shoots are completely covered by aphids. In summer, winged aphids spread the infestation to other rose plants

• Yellow rose aphid

  production. The yellow rose aphid is also a vector of several viruses attacking strawberries and roses. Life cycle and appearance of Yellow rose aphid Aphids have [...] of the family Rosaceae and is a pest of strawberries and roses. Damage symptoms The yellow rose aphids usually live in young unfolded leaves. Nymphs and [...] found only on cultivated roses and strawberries, in glasshouses in northern Europe or outdoors in warmer climates. Wingless yellow rose aphids have a brownish

• Cut flowers

  Important types are: Rose: The rose belongs to the genus Rosa from the Rosaceae family. The flowers of the plant are also called rose. There are more than

• Contact

  Contact details Koppert UK Ltd. - United Kingdom 8 Tudor Rose Court 53 Hollands Road Haverhill Suffolk CB9 8PJ Tel: +44 1440 704488 Fax: +44 1440 704487

• Cherry

  or gean, is a species of cherry and a flowering plant that belong to the rose family of Rosaceae . Cherries are indigenous to Europe, Anatolia, Maghreb

• Apple

  introduced the tree to North America. The deciduous apple tree belongs to the rose family and is now cultivated for its fruit all over the world. It is the

• Southern European marshland pyralid

  hosts from 38 plant families. They include ornamental crop plants, such as roses and gerbera, aquatic plants, vegetable crops such as celery, pepper and lettuce [...] kalanchoë a relatively small population can cause severe damage, whereas roses appear to tolerate larger numbers. Life cycle and appearance of Southern

• Powdery mildew

  cultivar how soon after infection this happens. In apple, pear, outdoor grown rose and other Rosaceae , the fungus causing powdery mildew is extremely sensitive [...] Therefore, this is where the colonies mostly occur in these crops. In covered roses, the colonies appear first and foremost on the upper side of the leaves.

• Root and crown rot of strawberry

  clavispora has been connected to strawberry diseases, but has also been linked to rose diseases. Damage symptoms Pestalotiopsis clavispora causes discoloration