The time period weeds are usually utilized in context of the pointless crops that develop in our lawns, gardens and agricultural fields which should not have any productive worth. In additional particular phrases, weeds discuss with that class of crops which develop and reproduce aggressively. In line with J M Torell within the Weeds of the West, weed is “A plant that interferes with management targets for a given space of land at a given time limit. ” Typically talking a weed is a plant in an undesired place.
One of many necessary options of the weed seeds is that they germinate early, seedlings develop quicker they usually additionally flower early. This results in a profusion of seeds approach forward of the crop they infest. And so these seeds are unwarily transported to completely different locations together with the crop produce and get distributed alongside the way in which. Weeds have an uncommon high quality of surviving in essentially the most antagonistic circumstances.
Weeds even have an intrinsic capability to germinate below different circumstances regardless that they’re season-bound and germination takes place in sure seasons in common succession. But they’ll protect their viability for years even below antagonistic circumstances. They will take form even after being dormant for an extended interval.
Weeds belong to the Angiosperm (flowering crops) class which has two additional sub-classes: Monocots and Dicots. They are often additional labeled on the idea of their habitat; particularly terrestrial and aquatic classes respectively. On the idea of the period of their life, weeds are categorized as Annuals, Biennials and Perennials.