There are many hundreds of hybrids available and new varieties being developed all the time. Their flowering period is generally not very long, but whilst they bloom they are spectacular. Though most irises are temperate climate plants, there is great diversity within the group, and some will grow in warmer climates.
There are 8 lessons in this course:
- Introduction
- Review of the system of plant identification
- Physiology
- Information sources
- Culture
- Planting
- Staking
- Mulching
- Watering
- Feeding
- Pruning, etc.
- Propagation and Hybridisation
- Review of Major Types of Irises
- Pest and Diseases
- Irrigation and Hydroponics
- Landscaping with Irises
- Harvest, Post Harvest, Exhibiting and Quality
Each lesson culminates in an assignment which is submitted to the school, marked by the school's tutors and returned to you with any relevant suggestions, comments, and if necessary, extra reading.
- Explain the taxonomy of Iris
- Explain the normal cultural requirements for different types or Iris.
- Breed and propagate Iris.
- Describe the identification and culture of a range of commonly cultivated Iris.
- Manage pest and disease problems on Iris
- Manage water requirements for Iris
- Discuss cultivation of Iris hydroponically
- Explain the use of Irises in landscaping
- Describe the production of Iris as a cut flower crop, in particular the harvest and post harvest.
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