Culture methods and matters needing attention of saffron

Saffron is a kind of perennial bulb flower of saffron genus of Iridaceae, and it is also a common spice. Saffron leaves are slender and young, the flowers are delicate and elegant, a variety of colors, with a special fragrance, it is not only the darling of the grass garden, but also the garden embellishment or potted plants as desk furnishings. The following are the culture methods and matters needing attention of saffron.

I. Culture methods of saffron

1. Planting

Prepare the basin soil in advance and choose fertile and loose soil rich in humus. To choose a seed ball, you must choose a strong ball that is large and full and free of mildew spots.

In autumn, bulbs will be planted in flowerpots, one plant per pot in principle, but according to the size of plants and flowerpots, 4 plants can be planted in a pot and covered with soil 5 cm after planting.

Within a week after planting, place the flowerpot in a cool and ventilated place and move it to a brightly lit place for maintenance for a week.

two。 Watering

Saffron is usually planted in autumn, its growing season is winter and spring, the climate is cold and dry, and it needs proper watering.

Seedlings emerge about 20 days after planting, and water is poured once before emergence to facilitate seedling emergence. Pour antifreeze water before winter to increase the temperature of the soil. Water is watered once in mid-April to reduce the harm of dry and hot wind.

Pay attention when watering, do not pour ice water when the temperature is low, the temperature of the water is the same as the room temperature, lest the basin soil freezes and affects the plant growth.

3. Fertilizer application

Before planting, a sufficient amount of base fertilizer should be added to the basin soil, such as cake fertilizer, stable fertilizer, burning soil, plant ash, chicken and duck manure, etc., as well as some superphosphate.

After planting and rooting, the thin liquid fertilizer with balanced nitrogen and phosphorus can be applied every 10 days. Fertilizer must not be too thick, so as not to cause excessive growth of leaves and affect the growth of flower buds.

After saffron blossoms in October, the balanced available fertilizer of nitrogen, phosphorus and potassium should be applied once or twice to facilitate the growth and development of the corm, so that the corm can store enough nutrients for more flowering and good flowering in the coming year.

4. Bulb storage

From late April to early May, the aboveground branches and leaves of saffron gradually turn yellow, and the seed balls can be dug out of the basin for collection. After digging out, the seed bulbs are classified, and the rotten and diseased bulbs are dealt with in time, or removed, or thrown away.

Put the saffron bulb in a gauze bag and store it in a light, cool and ventilated place to keep the room dry. It can be replanted in autumn.

Matters needing attention in planting saffron

1. Selection of varieties

Saffron in winter and spring, flower friends can choose different varieties according to their needs when planting. It is suggested that the spring flowering varieties should be selected, the spring environment is relatively better, and the bulbs are stored in time after flowering, and the flowering time is longer.

two。 The size of the basin

The planting basin should choose a mud basin with a diameter of 15-20 cm, or a plastic basin with good air permeability. 4-6 big balls were planted in each pot and planted in September-October. When you can also use a small basin, 3-5 cm black plastic basin, one basin and one ball.

Time: 2019-04-05 Click: