1, soil requirements: potted tree peony selection of fertile, loose, drainage better sandy soil, the best use of rotten leaf soil, soil, fine river sand mix made. Sterilize with carbendazim or thiophanate-methyl before planting.
2, water method: wait until the spring potted plants can move to outdoor breeding, water a pervious, larger pot can be more water, small pot less water. Loosen the soil and keep it moist.
3, fertilizing method: just planted rockii tree peony within six months is not fertilizing, six months before you can fertilize. Soil thawing, foliage spread before the application of fertilizer, flower after half a month after the application of fertilizer, before the application of winter fertilizer.
4, pruning method: spring pruning will be redundant buds wiped off, cut, grow bad branches, ensure ventilation and light transmission. Summer cut off the residual flowers. In late autumn, cut off the diseased branches, dead branches and sprouting branches.
5. Temperature and lighting requirements: Paeonia suffruticosa prefer adequate light, avoid the sun exposure, 20 ~ 25 ° C growth is good, before flowering to ventilation.
