It is seeds.
Seedling is one seed, it is the singular of the plural "Seeds"
The possessive noun for the singular word canary is canary's, e.g. "The canary's seed dish".The possessive plural form for many canaries would be canaries', e.g. "The canaries' seed dishes".
the seed coat
seed made of tree
Grape seed is the whole seed and grape seed extract is part of the seed which has been extracted from the whole.
The word is spelled seeds, just as you spelled it. Variants are: seed (singular) seeds (plural) seeding seedling (a plant) Another word that sounds alike is cede, or cedes, which means "to yield to" or "to grant".
A papaya seed is a seed from a papaya fruit.
The seed was sown.
A apple seed is much larger than a dandelion seed.
Non-seed plants evolved from seed plants.
No, because there are not 100 plural pronouns.The plural pronouns are:weusyou (can be singular or plural)theythemthesethoseouroursyour (can be singular or plural)yours (can be singular or plural)theirtheirsourselvesyourselvesthemselvesbothfewfewermanyothersseveralall (can be singular or plural)any (can be singular or plural)more (can be singular or plural)most (can be singular or plural)none (can be singular or plural)some (can be singular or plural)such (can be singular or plural)