weed


Also found in: Dictionary, Thesaurus, Legal, Acronyms, Idioms, Encyclopedia, Wikipedia.

weed

Drug slang Marijuana, see there.

weed

any plant that competes for resources with a plant of importance to man and which is therefore regarded as a nuisance. Weeds usually have a high VIABILITY and can use up disproportionate amounts of water, sunlight and nutrients. Where the weed is of a different plant type from the crop plant (e.g. the weed might be a DICOTYLEDON, such as ragwort, the crop a MONOCOTYLEDON such as wheat) selective HERBICIDES are available which are effective against only broad-leaved plants.

Patient discussion about weed

Q. is smoking weed bad for me? what can it do to me if it so?

A. all illegal drugs are bad,weed can cause memory loss,low sex drive,dependency,etc.it also causes family problems,and its ILLEGAL.

More discussions about weed
References in periodicals archive ?
While cover crops give numerous benefits to vineyards, weed control is still vital, especially in the under-vine row.
Mulch blocks sunlight from weed seeds while helping the soil retain moisture and maintain and even temperature, keeping annuals and perennials happy and healthy.
It turns out that for a really small minority of weed users that are also die hard vegans, vegan weed is the only kind of weed they care to use.
If they start now, Georgia organic farmers can use mulch and cultivation to manage young weeds, according to Juan Carlos Diaz-Perez, vegetable scientist on the University of Georgia Tifton campus.
Integrated weed management is a systematic approach in which the control of weeds is achieved by keeps its infestation below economic injury level.
It all began when one family decorated the weed to spread some Christmas cheer.
Mirza suggested that agriculture department of each province should focus on removing weed in their extension and training programmes.
This planned campaign which was designed to eradicate the on farm weeds posing serious threats to the profitability of small farmers.
Why is the weed still prevalent?It is a weed which is very special in that it sprouts when farmers have done their weeding.
Results further suggested that chicken manure have potential of reducing weed biomass without affecting tomato yields in low nutrient soils when used in combinations with mineral fertilizers.
Mr Monday Osaigbovo, Commissioner for Agriculture for Edo State, stated that it was high time attention was given to weed control.
This book addresses the use of integrated weed management in sustainable agriculture.