In addition to warmth and moisture, some need light as well.
http://answers.yahoo.com/question/index?qid=20090107184...
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a. Water activates the chlorophyll molecules so that photosynthesis can begin. b. Because water has a neutral pH, it balances the soil pH and makes it favorable for seed germination. c. Imbibition of water causes the seed coat to swell and allows the ... Best Answer - Chosen by Voters ... Germination is a fascinating process.
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answers.yahoo.com/question/index?qid=20090326194117AAaL...
answers.yahoo.com/question/index?qid=20090326194117AAaLmNO
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Seeds remain dormant or inactive until conditions are right for germination. All seeds need water, oxygen, and proper temperature in order to germinate. Some seeds require proper light also. Some germinate better in full light while others require darkness to germinate.
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urbanext.illinois.edu/gpe/case3/c3facts3.html
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Germination - Wikipedia, the free encyclopedia
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Germination is the process in which a seed or spore emerges from a period of dormancy . The most common example of germination is the sprouting of a seedling from a seed of an angiosperm or gymnosp...
en.wikipedia.org/wiki/Germination
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Some have oily coats and need detergent or peroxide soaks. LIGHT or DARKNESS: Some seeds need light to germinate; others need darkness, and light prevents sprouting. If light is required, sow on the surface; if darkness is needed, cover seed well.
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www.jlhudsonseeds.net/Germination.htm
www.jlhudsonseeds.net/Germination.htm
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However, plants use cellular respiration 24 hours per day, even when they are photosynthesizing. Some seeds, such as rice, can germinate underwater so require very little oxygen for germination.
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www.madsci.org/posts/archives/oct2000/970846900.Bt.r.ht...
www.madsci.org/posts/archives/oct2000/970846900.Bt.r.html
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Not all seeds germinate the same way. Some need a little help to get them going. There are three processes that aid in germination of these seeds. ... Some seeds have dormant embryos when exposed to temperatures above 72 degrees F. These seeds need to be moistened and cooled before planting so as to "wake up" the embryo.
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www.caribbeanseeds.com/germination.htm
www.caribbeanseeds.com/germination.htm
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Fireworks Splice HTML ... You could include graphs, photographs or drawings of your seeds' progress. Your presentation should end with a definite statement about seeds need in order to germinate successfully.
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www.kidcyber.com.au/topics/plantsquest2.htm
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do seeds need to germinate? ... Most gardens in Piscataquis County have been tilled and some gardeners have planted their peas and other vegetables that can germinate and grow in cool temperatures. We will have risk of ... Seed germination chart with minimum temperatures needed for seeds to germinate.
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www.umext.maine.edu/piscataquis/gardening/2004/vol2iss5...
www.umext.maine.edu/piscataquis/gardening/2004/vol2iss5/germinate.htm
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