First of all, when selecting branches, it is easy to select robust strips of paper, cut off the stems near the nodes below, dry the cuts, remove the bracts on the strips, and remove 2 /3 of the leaves.
Secondly, the medium of cutting should choose the coarse sand and perlite with good water permeability and good rooting.
Put it in the half shade, often spray water to keep wet. In spring and autumn, it can take root in 10-15 days, and then it can be transplanted in 10-15 days.
It is easy to survive when the temperature is kept between 18 ℃ - 20 ℃.
Cutting of Petunia is easy to survive. Generally, cutting time is spring and autumn. At this time, cutting survival rate is high
Spring and autumn temperature appropriate, air drying, can be achieved through human factors, the effect of constant temperature, water, at this time cutting can increase the survival rate through artificial efforts.