Can peonies be propagated through cuttings? Secrets to successfully propagating peonies through cuttings.

Can peonies be propagated by cutting?As a traditional famous flower in China, peonies are deeply loved by people for their graceful and luxurious posture. Many horticulture enthusiasts wonder: can this precious flower be sustained through cutting? This article will reveal the key techniques for peony propagation by cutting, guiding you through the complete process from selecting branches to successful rooting.Analysis of the Feasibility of Peony CuttingChallenges of Survival in Natural ConditionsIn natural environments, the survival rate of wild peony cuttings is less than 5%, as their lignified branches contain special alkaloids that inhibit root growth. However, modern horticulture can increase the survival rate to 60-75% through the application of growth regulators.Core Elements of Scientific InterventionWhen using plant hormones such as indole butyric acid (IBA) and naphthalene acetic acid (NAA), it is recommended to prepare a solution with a concentration of 500-1000ppm. IBA is most effective in activating the cortical cells of peonies, and combining it with an appropriate amount of vitamin B1 can enhance metabolic activity.Complete Process of Peony CuttingBest Time for CuttingIn the Yellow River Basin, it is suitable to choose around the summer solstice (±5 days from June 20th), when the average daily temperature is 25-28°C and the air humidity is >65%, which meets the temperature and humidity conditions required for peony root growth. In southern regions, this can be extended until before the end of the plum rain season.Key Points for Substrate MixtureThe ideal substrate formula:珍珠岩 (perlite):蛭石 (vermiculite):腐叶土 (decomposing leaf soil) = 3:2:1. Maintain a pH value between 6.8-7.2 and an EC value <0.5mS/cm. The substrate needs to be sterilized with high-temperature steam before use to prevent fungal infections.Selection Standards for CuttingsChoose semi-lignified branches from the current year, with a diameter of 6-8mm. Retain 2-3 axillary buds, make a flat cut 1cm from the top bud, and cut the base at a 45-degree angle to increase absorption area. The treated cuttings should be placed in a shaded area for 20 minutes to form callus.Accurate Cutting OperationUse the "shallow insertion, deep burial" method: insert to a depth of 2-3cm and cover the surface with 3cm of clean river sand. Build an arch shed to maintain 85% humidity, ventilating for 30 minutes each morning and evening. It is recommended to use an intelligent temperature control system to maintain a substrate temperature of 28±1°C.Guide to Successful Rooting and CareWhen the new roots reach 5cm, the shading net can be gradually removed. Before transplanting, apply a 0.1% phosphorus acid solution to promote the development of secondary roots. In the following spring, during the leaf expansion period, apply diluted seaweed fertilizer to help the plant establish a complete absorption system.By scientifically adjusting environmental parameters and precise operations, peony propagation by cutting can not only survive but also develop strong plants. Enthusiasts are advised to keep a cutting journal, recording data such as temperature, humidity, and root growth progress, to gradually optimize their personal cutting system and let the national flower bloom in their own courtyard.