Propagation of plants
Aggie Horticulture - Asexual Plant Reproduction - An overview of reproduction by grafting, budding, layering and micropropagation.
Alpines From Seed - Alpine plant enthusiast gives tips on raising bulbs and alpines from seed, including a section on gibberellic acid.
American Orchid Society: Creating New Orchids - Discusses techniques (with pictures) on how to pollinate, collect and germinate orchid seeds.
Australian National Botanic Gardens - Growing ferns from spores - Description of collecting and sowing spores, potting the fonds and includes a drawing of the fern life cycle.
Australian National Botanic Gardens - How to Propagate Australian Plants - Describes the collection and germinations of seeds, propagation by cuttings, safe use of growth hormones and a growing plants glossary with drawings.
Chrysanthemum Breeding Made Easy - Features books, breeding tips, and information on pests and diseases.
Cornell University, Cooperative Extension - Propagation of Houseplants - Describes various methods utilizing cuttings, the rooting media, and containers for cutting.
Gardenweb: Growing from Seed - Forum for discussion of seed-starting topics by gardeners of all experience levels. Particularly active in winter and spring. FAQ includes many tips from home gardeners on variety of topics.
GardenWeb: Winter Sowing - A forum for discussing all aspects of winter-sowing, the planting of seeds in containers outdoors in winter, for germination in spring. The FAQ contains a detailed explanation of the method.
Germination Database - Seeds - Provides a listing of plant names and the methods to germinate the seed.
Germination Requirements - Perennials - Document in PDF format listing the germination requirements and duration for several hundred perennials, sorted to genus level. [PDF]
Gibberellic Acid for Fruit Set and Seed Germination - Gibberellins are potent growth hormones sometimes used to induce germination in recalcitrant seeds. This article by John M. Riley discusses uses and provides some basic recipes.
Gibberellic Acid-3 Information Kit - Background information on using the plant hormone to induce germination, with instructions for two methods, as well as safety information. Also sells kits for the home gardener.
Grow a Pine Tree From Seed - Detailed instructions on the entire process from seed collection and viability testing to sowing and maintenance the seedlings. Primary focus is on Coulter pine.
Hawaiian Native Plant Propagation Database - Information on propagation techniques for selected Hawaiian indigenous and endemic plants.
Henry Kuska - Retired professor presents in-depth information on his rose hybridizing and germination techniques, along with photos of the results.
How to Germinate Seed - Bonsai enthusiast Brent Walston explains the fundamentals of germinating woody species, emphasizing the requirement to break down germination inhibitors.
Jelitto Germination Tips and Tricks - Provides insight on germinating seeds.
Kentucky Cooperative Extension - Common Landscape Plants - Describes asexual methods for propagating plants in and around the home and includes drawings and instructions for building a cold frame.
Landscape Propagation - Provides instructions on how to reproduce plants including amaryllis, narcissus, daffodils, lilies (by bulb section, scales and seed) and perennials, house plants, roses, vines, trees and shrubs (by root, stem and leaf cuttings).
NC State University - Leaf, Cane and Root Cuttings - Provides descriptions with drawings of leaf with petiole, leaf without petiole, split vein leaf, leaf bud, cane and root cuttings.
NC State University - Stem Cutting - Home gardener instructions for plant propagation by stem cuttings including a table of evergreen plants and deciduous trees by common name and type of cutting.
Nearing Frames - Information and measured plants for constructing a coop-style Nearing frame for propagating woody plants from cuttings.
Ohio State University - Fruit Trees by Graftage - Description of propagation methods by both budding and grafting with links to drawings.
Ohio State University Extension - Master Gardener - Extensive information on propagation by seed (sexual propagation) and by cuttings, layering, divisions, bulbs, corms, tubers and rhizomes, grafting, bud grafting and tissue culture (asexual propagation).
Ontario Rock Garden Society - The germination guide on this society's site lists requirements for a large number of plants (not just alpines), down to species level.
Orchid Reserve, El Pahuma - Orchids - Describes techniques employed for raising orchids from seedlings and includes a link to download Orchid Propagation Manual.
Plant Tissue Culture for Home Gardeners - Fact sheet from the University of New England (Australia) explains the required supplies, media, and operational steps to propagate plants by this micropropagation method.
Propagating Wildflowers From Seed - Basic information on starting prairie and mountain wildflowers indoors from seed.
Rooting Data Base - Online resource listing the rooting methods for hundreds of woody plant species. Searchable, alphabetically organized list.
Seed and Sower - Ontario gardener shares her experience starting and collecting flower seed in the garden. Also some information on other gardening topics.
Seed Germination - Seed Germination Database for hundreds of plants from Thompson and Morgan.
Seed Germination of Wild and Cultivated Roses - Article by Patricia Holloway on harvesting, preparing and sowing rose seeds, including warm and cold stratification, reprinted by the Alaska Rose Society.
Seed Propagation - The Basics - Course notes for a class at Stephen F. Austin State University covering both basic and more advanced concepts in seed germination. [PDF]
The Seed Site - Harvesting, sowing, and a germination database of over 1000 plants, images of seeds, seedpods, seedlings, and botanical information.
Seed Swap Links - A page full of links to seed swapping sites.
Society for Growing Australian Plants - Native Plants - Provides simple techniques for plant reproduction from seed, cuttings, grafting and division with particular reference to the propagation of Australian native plants and includes diagrams and photographs.
Starting Plants From Seed - Home gardener describes his method for germinating seeds using moist filter papers and ziplock baggies. Also detailed germination information for many plant species.
The Succulent Plant Page - Succulent Plants - Describes how to take cuttings, make divisions, take offsets and various methods of grafting.
Texas A&M University - Mutated Plant Propagation - Describes the origin, development and propagation of chimeras which includes such plants as variegated plants, thornless blackberries and peaches without fuzz.
Texas Rose Rustlers - Old Fashioned Roses - Provides techniques and advice on starting roses from cuttings, methods, collecting and rooting, using willow water, seed, successful budding, root grafting, planting and building a misting chamber. Select propagation on the menu.
Thompson & Morgan (Group) Ltd - Guide to Germination - A guide for gardeners on raising plants from seeds.
Tom Clothier's Garden Walk and Talk - Most extensive online resource for seed germination information for specific plant species, including indexes for annuals/biennials, perennials, and shrubs/trees. Also general information on seed-starting techniques.
University of Florida - Workshops - Index of links to mist propagation equipment, workbooks on propagation principles, by seed, by division, landscape plants and methods for woody ornamentals.
University of Georgia -Propagating House Plants - Sexual propagation by seed and spores and asexual propagation by separation and division, cuttings, layering, grafting and budding and micropropagation/tissue culture.
University of Missouri - House Plants - Describes various methods of cuttings, division and layering techniques (with pictures) and a chart of propagation techniques listed by common plant name.
US Davis Rooting Database - Provides propagation information, including required chemicals and timetables, for various species.
Virginia Cooperative Extension - House Plants from Seed - Discusses the benefits of seed propagation, how to plant the seeds and how to care for the seedlings.
Virtual Seeds & Flags - Small-scale seed supplier offers her down-home tips on seed-starting on the cheap, with general information as well as specifics on tomatoes, perennials, fall propagation, and seed-saving.
Washington State University, Cooperative Extension - Trees and Shrubs - Propagating deciduous and evergreen shrubs, trees and vines with stem cuttings.
Wintersown.org - Winter sowing is a method of starting hardy seedlings outside during winter. This site, constructed by one of the method's gurus, documents which seeds are amenable and how to go about it.
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