There is no or little farming in much or North Africa along with southern Africa because of the climate. It's getting farther away from the equator and the climate starts to get colder.
They are the people who live in North Africa. The majority of them are Nomads and a few are Muslims.
The desert receives little rainfall and plants have to compete for what little falls. They grow a distance for their neighbors to avoid competition and have a better chance of surviving.
Perhaps the question should have been ..could it grow in South Africa? It is indeed possible that ragweed could grow in South Africa if someone brought it into the country either by accident or otherwise. Its growth would depend upon the region as it tends to be found in temperate climate zones of which there are a few in South Africa that mimic same at least for part of the year.....i.e. areas of The Free State and KZN (Howick)
why are there so few ancient ruins in Africa
The richest city in South Africa would have to be Johannesburg. While Cape Town is by far the best looking, all or most of the head offices and big corporations are situated in Johannesburg.
North Africa has a harsh desert climate, with high temperatures, limited rainfall, and poor soil quality. These conditions make it difficult for many plants to thrive, limiting the diversity of plant species that can grow in the region. The plants that do survive in North Africa have adapted to these harsh conditions, such as cacti and other succulents that store water to survive in arid environments.
Few plants grow tall on the forest floor because there is a lack of sunlight.
There are few plants and animals hardy enough to survive in the Sahara’s arid climate.
dessert
There are a few plants that grow better with morning sunlight. Some of the plants are spring bloomers, pansy and sunflowers.
There can be more plants. But very few people know it.
The venus fly trap grows in a small region in North and South Carolina. There are few plants left in the wild, and are considered threatened.
A desert
There are quite a few plants that grow in low moisture climates. These plants will typically have very thick protective tissues.
There are quite a few plants that are fun to grow. Marigolds, nasturtiums, peas, beansprouts, and mustard are all easy and fun to grow from seeds. You can even grow a plant from a carrot top.
Sandy soils have little moisture and few nutrients. Therefore, most plants can't grow well. Adapted plants such as cactus have evolved to grow in sandy soil.
There are very few plants that grow on Mount Whitney. The types that are seen the most there are Sky Pilot plants.