Rock Garden Plant Herbaceous Plant For Sale In San Bernardino

* Ageratum houstonianum ( Flossflower , Bluemink , Garden Ageratum , Blueweed , Pussy Foot ) syn. ) is a cool-season annual plant often grown as a bedding plant in gardens . Ageratum mexicanum Hort.

* It is a low, spreading perrenial native to alpine regions of Europe. * Cerastium tomentosum (Snow-in-Summer) is a herbaceous flowering plant and a member of the carnation family.

It is best treated as a biennial in the garden. * Plants self-sow freely when grown in a suitable position. The flowers have a strong clove-like scent. Although the Sweet William is a perennial species, it is quite short-lived and degenerates after its...

* Ageratum houstonianum ( Flossflower , Bluemink , Garden Ageratum , Blueweed , Pussy Foot ) syn. ) is a cool-season annual plant often grown as a bedding plant in gardens . Ageratum mexicanum Hort.

* Aquilegia caerulea is a species of Aquilegia flower native to the Rocky Mountains from Montana south to New Mexico and west to Idaho and Arizona . * It is also an ornamental plant in gardens, with numerous cultivars selected for different flower colors.

Its stamens are around 22 mm long. Above the plant is glabrous and dark green; below it is lighter green, glaucescent , with white hairs especially crowded along the veins, and the lower leaves are biternate .

* This species produces flowering plants in 2 - 3 years from seed. * Helleborus niger is an evergreen plant with dark, leathery, pedate leaves carried on stems to 9–12 in (23–30 cm) tall.

* Its typical habitat is moist shaded woodland, growing in accumulated humus. The flowers are bright yellow 3.5-5 cm across, starting out bowl-shaped, then flattening out with age.

Leaves are grey-green, rugose on the upper side, and nearly white underneath due to the many short soft hairs. Modern cultivars include leaves with purple, rose, cream, and yellow in many variegated combinations.

* Grown as a garden flower due to its unique flower shape. Care should be taken however, because all parts of the plant are poisonous.

It is best treated as a biennial in the garden. * Plants self-sow freely when grown in a suitable position. The flowers have a strong clove-like scent. Although the Sweet William is a perennial species, it is quite short-lived and degenerates after its...

* It is a low, spreading perrenial native to alpine regions of Europe. * Cerastium tomentosum (Snow-in-Summer) is a herbaceous flowering plant and a member of the carnation family.

When the plant is bruised, this smell becomes more like fine balsam. It bears large elegant flowers of various colours: red, white, striped or blue. * The name "Burning-bush" derives from the volatile oils produced by the plant, which can catch fire readily...

It contains some of the most bitter compounds known and is used as a scientific basis for measuring bitterness. * Gentiana lutea ( Great Yellow Gentian ) is a species of gentian native to the mountains of central and southern Europe .

* This bulb forming perennial produces short lived sword shaped leaves followed by flower spikes having huge umbels of fushia colored flowers at the top. * The flower heads dry well and the plant will self seed if the flowers heads are left in the garden.

* In Bangladesh, it is called "time fuul", meaning "time flower", because the flower has a specific time to bloom. * Portulaca grandiflora is a flowering plant in the family Portulacaceae, native to Argentina, southern Brazil, and Uruguay and often cultivated...

The plants are very cold tolerant, but they can be damaged when dormant if the soil is too moist. Grows well in heavy clay soils. Plant the roots out very shallowly. * Prefers a humus-rich soil, succeeding in a moist border or by water.

* 2"-wide trumpet-shaped flowers, very fragrant at night, varying in color from greenish to white to pinks and reds and purples; grown as an annual in the northern U.S., perennial in the South; native to South America.

Its stamens are around 22 mm long. Above the plant is glabrous and dark green; below it is lighter green, glaucescent , with white hairs especially crowded along the veins, and the lower leaves are biternate .

Grown primarily for its beautiful foliage which provides color, contrast and texture to the landscape. Dense foliage crowds out most garden weeds. A dependable and versatile perennial requiring little care.

* Astilbe chinensis is a herbaceous plant with alternate, pinnately compound leaves, on thin stems. * The flowers are purple, borne in summer.

* Plants seem to be immune to the predations of rabbits. * Succeeds in ordinary garden soil, preferring a moist but not wet soil and a sunny position. * The name of this species is based on the cultivated form, the true wild form is A.

* A very easily grown plant, succeeding in any ordinary garden soil in sun or partial shade. * A strong fibre is obtained from the stems, it is used for making string, bags, paper etc.

Golden-mane Coreopsis is native from the south Eastern and south central states of the USA. * The species range in the eastern part of the USA is increasing as plants are used in landscaping.

* The large solitary flower head grows at the top of the stem and sometimes on branches. * This is an annual or biennial herb with one erect, mostly unbranched stem growing 20 to 100 centimeters tall.

* Native to forest margins, grassy slopes; 400--2700 m. (Gansu, Guizhou, Hebei, Hubei, Heilongjiang, Jilin, Liaoning, Nei Mong) all in China.

* Succeeds in a fertile well-drained soil in a sunny position. This species is cultivatedas a vegetable in China. Plants are not very cold-tolerant, but they can beoverwintered outdoors in areas where winter temperatures do not fall below about -5°c.