1. Asexual Propagation by Cuttings
Plant
Propagation
Original work from “Applied Technologies” edited and used with permission by Dr. Teri Hamlin
Modified by Georgia Agricultural Education Curriculum Office
July 2002

2. Table of Contents Introduction to Plant Propagation Sexual Propagation
Asexual Propagation
Stem, Leaf, Cuttings
Layering
Separation & Division
Tissue Culture
Budding and Grafting

3. Asexual Propagation What is it?
The reproduction or multiplication of a plant without a seed…not a sexual process

4. Reasons to Use Asexual Propagation
To produce uniform, superior plants
Many plants don’t come true from seeds
Some plants don’t produce viable seeds
Take advantage of useful “freaks of nature”

5. Mutant
Tissue

7. What is a CLONE?
A group of plants derived from a single individual plant.
Disadvantage:
NO Genetic Diversity!

8. Most common type of asexual propagation Common Types of Cuttings:
Stem Cuttings
Leaf Cuttings
Leaf Bud Cuttings

9. Rules for Cuttings Typically take cuttings from New Growth
Collect cuttings early in the morning
Collect cuttings from healthy stock plants
Provide proper environment for rooting

10. The Proper Environment...
The Media
Must be sterile
Must provide air exchange
Must hold moisture
The Atmosphere
Need HIGH relative humidity

11. Rooting Hormones Indoleacetic Acid (IAA) natural plant hormone
causes roots to form on stems
IBA & NAA
Most commonly used
Comes in powder or solution

12. Plant
Propagation