I, plant introduction

Eustoma is a perennial herb in the genus Eustoma of the family Eustomaceae, which is between 20-120 centimeters in height, glabrous on the surface, and almost unbranched as well, only a little bit in the upper part. The leaves are whorled or alternate, with short petioles, some even without petioles, and are ovate in shape. The flowers are usually terminal, several arranged in a similar raceme, and are mostly blue, purple or white in color. It blooms from July to September each year and later produces globular capsules.

Second, the growth habit

Eustoma like cool climate, its own cold hardiness is relatively strong, and like light. It is more common in the hills below 1100 meters above sea level, and its seed life is about 1 year, which can continue to be extended if the temperature is low. And low temperatures help improve its germination rate, which is usually around 70%. Seedlings can emerge in about 15 days at the right temperature.

Third, maintenance methods

1, soil: Eustoma is suitable for growing in sandy soil. Good drainage can avoid flooding of the roots, add a certain amount of phosphorus and potassium fertilizer to the soil as a base fertilizer, which will help the development of the plant.

2, light: Platycodon grandiflorus likes light, usually planted in a sunny place. Indoor potted plants should be placed on the balcony, so that it is fully exposed to light. If the environment is dark, the plant is easy to grow, affecting its flowering.

3, watering: Eustoma is very afraid of waterlogging, watering must not water too much. Generally in spring and fall, every 3-4 days watering is enough, summer can be 1-2 days watering. In winter, it should be kept dry. If you encounter rainy weather, do a good job of drainage.

4, fertilization: in the flowering period of the eustoma, it is necessary to fertilize properly. Because it has a long flowering period, it needs to be supplemented with nutrients in a timely manner, or it is easy to wither early, affecting its ornamental. And adequate fertilization also helps the development of the fruit.

IV. Pictures