Botanists divide seed dispersal strategies into several categories, based on the method of dispersal, as shown in the table below. For instance, a fruit falling to the ground by gravity might then â¦ A seed contains an embryo embedded in an endosperm (nutritious tissue). It contains an immature plant and everything it needs to sprout in a new location, become established, and eventually grow into an adult plant. For example, coconuts fall from the tree, but they also roll, and they can be carried great â¦ Often, a plant will spread its seeds by a combination of these methods. Gravity is the simplest method, but plants often employ more than one strategy for seed dispersal. For example, most nut trees simply allow their seeds to drop to the ground. Usually the seeds will be eaten with the fruit, by an animal. Pine trees Spruce â¦ Dispersion of seeds is very crucial for propagation of plant species. Encasing seeds in a rounded fruit promotes gravity driven movement away from the parent. 5. Seed Dispersal Presented by: Meredith Kueny (email@example.com) What is a seed? Finally, at another scale, seed dispersal may allow plants to colonize vacant habitats and even new geographic regions. The misplaced seeds are able to grow into mature plants away from the parent. Without seeds, â¦ Say itâs a cow. How Plants Spread. The fruit has a single purpose: seed dispersal. The seeds are then carted away by squirrels, jays, and other animals. There are five main modes of seed dispersal: gravity, wind, ballistic Read this Gardenerdy article to know how wind, water, animals, and gravity, disperse seeds. These plants rely on gravity to disperse their seeds. Seeds contained within fruits need to be dispersed far from the mother plant, so they may find favorable and less competitive conditions in which to germinate and grow. Seeds from the poppy plant emerge from their fruit like pepper from a shaker, which allows the plant to form a colony around it. The patterns of seed dispersal are determined in large part by the dispersal mechanism and this has important implications for the demographic and genetic structure of plant populations, as well as migration patterns and species interactions. Different Methods of Seed Dispersal in Plants. The patterns of seed dispersal are determined in large part by the dispersal mechanism and this has important implications for the demographic and genetic structure of plant populations, as well as migration patterns and species interactions. Dispersal of seeds "strictly" by gravity should not overlook storm effects: seeds from a deteriorating cone growing high on a tall, narrow tree will get spread widely during a wind storm (see "Wind" below). Gravity (Autochory) 1.Barochory or the plant use of gravity for dispersal is a simple means of achieving seed dispersal. Seed Dispersal. Air. While we see self-dispersal of seeds in some plants, others require external agents for the same. The effect of gravity on heavier fruits causes them to fall from â¦ Some are eaten; others are forgotten. Anyone who has made a wish on a dandelion flower has seen wind dispersal â¦ Some fruit have built-in mechanisms so they can disperse by themselves, whereas others require the help â¦ There are five main modes of seed dispersal: gravity, wind, ballistic ... use to disperse their seeds to places with better growing conditions than directly under the parent plant include gravity, animals, force, wind and water. The methods of seed dispersal are: Gravity; Wind; Ballistic Water; And even animals Gravity: Some plants simply drop their seeds.