1、 Curing method

1. Suitable soil: suitable soil is the basic condition to ensure growth. It doesn't like acidic soil and likes to grow in alkaline soil. If it grows in unsuitable soil, it may lead to poor growth. It can provide loam rich in humus, and also need to mix a small amount of bone meal, plant ash, etc

2. Plenty of sunshine: iris is a little shade tolerant, but likes to grow in plenty of sunshine. Only by ensuring the conditions of good sunshine can it ensure its vigorous growth in the future. If the shade is too strong, do not see the strong light in the later stage

3. Keep the temperature: Iris likes to grow in a cool climate, and the suitable growth temperature is about 15-17 ℃

4. Proper watering: in order to ensure good growth, we must pay attention to proper watering. After planting, we should water it for a time, and then water it according to the soil conditions to supplement the water, but there should be no ponding

5. Rational fertilization: apply base fertilizer before planting, pay attention to fertilization in the later growth period, and apply thin fertilizer and water several times in the vigorous growth period

2、 Is it suitable for raising in the north

Iris likes alkaline soil, and most varieties can stand the cold, so it is very suitable for raising in the north