I. Overview of varieties
Oxalis shamrock Scientific name: Oxalis violacea Lim.'Purpule Leaves'
Alias: Oxalis sinensis, Oxalis shamrock.
Family is: Oxalis, Oxalis.
Traits: Perennial perennial herbs, plant height 15–20 cm, with spindle or long ovate root tubers, leaf basal, long-stem, stalk top 3-lobed, leaflets stalkless, triangular or broadly-down arrow-shaped, upper concave The leaves were purplish red and were slightly covered with white hairs. Calyx leaves about 5 to 10 cm tall, corymbose inflorescences, with 5 to 8 flowers, 5 petals, pale red or lavender, flowering from April to November. Midsummer grows slowly or enters dormancy. The fruit is a capsule. Flowers and leaves are sensitive to light. It is open on sunny days and closes at night and on cloudy days.
Origin and habits: Origin of South America Brazil, said Mexico, is a rare fine color ground cover plants. Hi warm moist environment and well-drained, humus-rich sandy loam. Full sun, half-day sunshine or slight shade can grow, temperature optimum 24~30°C, slow growth in high temperature season in midsummer or dormancy, after the thick frost in winter, the leaves of the aboveground part wither, wintering with rhizomes in the soil, the following year March sprouts new leaves.
Breeding: The use of ramets, sowing and breeding, the ramets can be carried out throughout the year, when the ramets first plant digging, split bulbs split, you can also cut bulbs into small pieces, leaving more than 3 buds per piece, Put it into the sand bed and cultivate it. After rooting, spread the leaves and transplant them. Seeding propagation in the spring pot sowing, germination temperature 15 ~ 18 °C, 10 ~ 12 days after sowing germination. Tissue culture can also be used where conditions permit.
Oxalis oleifera should keep water and soil moist during the growth period, fertilize once every half month, and shade properly in midsummer.
Second, garden applications
Oxalis leaves are strange in shape, dark purple in color, small pollen in white, strong sense of color contrast, and beautiful plant posture, grace, beautiful and beautiful. It caused a sensation in the Fifth China Flower Expo in September 2001. Experts agree that it is an excellent color leaf green plant that is worthy of promotion and application. Oxalis purpurea has great autonomy, selectivity and flexibility both in planting and in use.
In addition to being used as a potted plant for planting, Oxalis can also be planted in gardens and lawns, or used in a large number of residential areas, landscaping, and green belts on both sides of roads and rivers to create a beautiful mosaic. Purple color blocks. If it is planted with other green and colored plants, it will form different color blocks with strong sense of color contrast, and produce unique effects with rich three-dimensionality, distinct layers, and dignified elegance. It shows its solemn and beautiful features and can further enhance human and nature. Affinity, is an excellent pot and ground cover.
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