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Primroses

Primroses

Primula auricula

Perennial herbaceous plants from Europe, which produce a dense basal rosette consisting of large oval leaves, of a greyish-green color, in April-May from the center of the rosette rises a rigid and fleshy stem, 20-25 cm high, which bears an umbrella-shaped inflorescence, consisting of rounded flowers with a golden yellow center and petals in contrasting colors, yellow, red, purple, blue, black and brown, often with the inner part of each single petal in a darker color. It has deciduous leaves and resists the cold even in the harshest winters; they are placed in a partially shady place, the excessive shade can cause a poor production of flowers.


- alpine primrose">Alpine primrose

Perennial herbaceous native to Central Asia; from the basal rosette of light green leaves, a 25-30 cm high stem emerges, on which numerous funnel-shaped, pendulous flowers, generally yellow in color, bloom in summer; sometimes the stems carry more umbrella inflorescences. There are also white-flowered or purple-flowered varieties. These primroses tolerate the winter cold without problems; they are planted in partial shade, or in the sun if in constantly humid soil, for example near water gardens. The flowers of alpine primrose are delicately scented.

  • Cape primrose - Streptocarpus

    It is a small evergreen plant native to southern Africa. It consists of a dense rosette of large green, round, thin and wrinkled leaves; in spring and summer from the leaf rosette ...
  • Primula obconica

    perennial herb of Asian origin. It produces a basal rosette, made up of large green rounded leaves with a wavy margin, generally quite rigid and compact; I'm covered ...
  • Primrose - Primula polyantha

    The primrose genus brings together about four hundred species of herbaceous plants, perennial or annual, spread across much of the northern hemisphere; in Europe and Italy they are also widespread in the state ...
  • Primrose - Primula officinalis

    Name: Primula officinalis Hill. Harvest: The roots in autumn, the flowers and leaves between March and May. Properties: The roots: calming, laxative, sudorific, expectorant and diuretic; the flowers: sedate ...

Primula bulleyana

Native to the mountainous areas of China, this primrose needs constantly humid soil and a semi-shady position; forms large basal rosettes consisting of large dark green leaves; from late spring to summer it produces numerous erect stems, which carry umbrella-shaped inflorescene consisting of pendulous, tubular-shaped, yellow or orange flowers, which bloom in succession. It does not fear the cold, but it is very afraid of drought, therefore it is often planted near small ponds, so that it can enjoy a cool and humid soil.


Primula cortusoides

Primrose native to eastern Europe and north-central Asia; it produces basal rosettes of large green leaves with yellowish variegations or zones, finely toothed, rough; from May to July thin stems rise from the center of the rosette, bearing inflorescences consisting of 8-10 bright purple flowers; these plants do not fear the cold and need to be planted in a cool and semi-shady place, in a soil very rich in organic matter; generally in ideal places for their development they tend to become wild and self-sow, forming large bushes.


Primula denticulata

Perennial herbaceous plant with deciduous leaves, native to China and Tibet. It constitutes small basal rosettes of oval leaves, of an intense green color, 20-30 cm high; throughout the spring, from March to June, a thick and fleshy stem rises from the rosette of leaves, 45-50 cm high, which bears a large rounded inflorescence, consisting of large bell-shaped flowers, bright pink, there are also varieties blue or pure white flower, with golden yellow heart. These plants do not fear the cold, and prefer semi-shady, cool and humid locations.


Primula elatior

Perennial herbaceous native to Europe, it produces small tufts of oval, light green, wrinkled leaves; from the center of the tufts of leaves at the beginning of spring, erect, slightly pubescent stems develop, bearing inflorescences, consisting of numerous yellow, orange or pink flowers; the inflorescence is 15-20 cm high. They prefer semi-shady places, in rich and well-drained soil, but it can also be grown in the sun; during the summer, if temperatures are high, the plant goes into vegetative rest, the aerial part dry, to reappear the following spring.


-">Leafy primrose

Small perennial herbaceous plant native to Eastern Europe; it forms dense bushes of leaves in the shape of a spatula, smooth, of dark green color on the upper page, white on the lower page. In spring it produces numerous fleshy stems, 8-15 cm high, which bear pink flowers with four bilobed petals, with a yellow center. Likes semi-shady, cool and humid positions; in areas with mild summers they can also be placed in the sun, in well-drained, even stony, soil. Each single rosette of leaves produces numerous inflorescences.


-">Primula japonica

Native to Japan, this primrose develops large rosettes of dark green leaves, 15-20 cm high; in May-June from the center of the rosettes develops a thin erect stem, 50-60 cm high, which bears many buds arranged in a spiral, which bloom in succession. The flowers are white, pink, purple or red, with a dark red center. It prefers shady locations, which enjoy a few hours of sunshine a day, in the early morning or late afternoon. It loves humid and cool places, possibly near small ponds; in ideal cultivation conditions it tends to self-sow, forming large colonies. The aerial part is generally dry in autumn, developing more vigorous the following spring.


Primula obconica

Perennial herbaceous plant, generally grown as an annual; it forms basal rosettes 25-30 cm wide, consisting of large thin leaves, with a rough margin, carried by long thin petioles. From December to March it produces inflorescences on erect, fleshy stems, covered with a thin hair, the flowers have five heart-shaped petals, pink, red, orange or blue, often with a clear margin. These primroses fear the cold, so they should be brought indoors in autumn; in general they are grown as annuals, both because the cold kills them, and because the blooms in the years following the first are gradually poorer, and therefore it is preferable to replace the old plants. They need to be grown in humid, cool and partially shaded places, and to be watered regularly.


-">Primula malacoides

Perennial herbaceous native to Europe; it forms large rosettes of large, rough, dark green, rounded leaves with a serrated edge; from the end of winter until late spring, an erect stem, 40-50 cm high, develops from the center of the rosette of leaves, on which numerous spiral inflorescences bloom, spaced 6-7 cm, one above the other, along the stem . The flowers bloom in succession and therefore it is possible to notice inflorescences bearing buds, just opened flowers and withered flowers; the primroses malacoides are pink, white, red or blue, with a golden yellow center. They do not bear temperatures below -3 ° C, therefore they are usually cultivated as annuals, even if they tend to self-sow; plants can also be preserved by mulching the soil after the aerial part has completely dried up. Place in a shady, cool and humid place. As these primroses begin to bloom in winter, it is also possible to plant them under a deciduous tree: the winter sun will be beneficial for this perennial that fears the cold, while the leaves of the tree will be of relief during the hot summers. This primrose is also grown in a container as a flowering houseplant.


-">Primula sieboldii

Perennial primrose native to Japan and northern Asia. It constitutes large tufts of dark green, wrinkled, elongated leaves, on which 25-30 cm tall stems rise, which carry round inflorescences consisting of cupped flowers, sometimes star-shaped, with lobed or jagged petals, white, red , pink, blue and bicolour, in spring; they generally bloom in succession. Plant in a shady but bright, humid place; these primroses also bear full sun, but in this case they need very abundant watering. During the summer, if the temperatures are very high, the plant goes into vegetative rest, and the aerial part dries up completely. It does not fear the cold, but it is advisable to mulch the soil above the roots of the plant, to keep it moist; these plants tend to form large tufts consisting of several specimens, which can be divided after flowering; the flowers produced by the sown plants are not always identical to the flowers of the mother plant.


-">Primula veris

Primroses native to Europe, often anturally hybridize with P. vulgaris; they have large oval leaves, wrinkled and crunchy, which were once eaten in salads; in many European countries they are protected species and cannot be harvested. Throughout the spring it produces numerous flowers, gathered in sustained inflorescences by rigid and fleshy stems, slightly pubescent, 20-25 cm tall; the flowers are trumpet-shaped, with a very elongated calyx; in general these primroses are yellow, orange and red. They love humid and cool places, they are not afraid of the cold; plant in complete or partial shade, where they easily grow wild, self-sowing freely.


-">Primula vialii

Perennial herb native to Japan and China. It forms dense basal rosettes consisting of lanceolate, wrinkled, rigid leaves, from which in spring long stems, 40-50 cm high, develop, which bear a long conical inflorescence, composed of numerous small, fragrant flowers, with intense pink calyx and blue petals -Violet; the flowers open in succession from the base to the apex. Place in a shady and humid, cool place; these plants tend to self-sow easily, forming large colonies, where every year the old plants are replaced by new ones, having these perennials quite short life. In winter the aerial part is dry, it is advisable to mulch the soil above the roots, in order to keep it moist.


-">Primroses: Primula vulgaris

Perennial native to Europe; this primrose can also be easily found in our woods, and is the species from which the hybrids that are most easily found on the market derive; it forms small basal rosettes made up of oval, fleshy, deeply veined, bright green leaves; the single flowers bloom at the apex of fleshy stems, covered by a light down, are light yellow and delicately scented. Plant in a shady but bright place, with humid soil but free from water stagnation; if placed in full sun they need abundant watering. The summer sun causes the aerial part to dry out, the plant begins the dormancy period, which will cease at the end of winter. The small yellow flowers of the primroses vulgaris herald spring, already in February. Not afraid of the cold.


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