The phrase "a growing system" is correct and usable in written English.
It can be used to describe a system that is expanding or developing over time, often in contexts related to technology, ecology, or organizational growth.
Example: "The company has implemented a growing system that adapts to the increasing demands of its customers."
Alternatives: "an expanding system" or "a developing system."
The international airport is 7 miles (11 km) north, and a growing system of roads links the city with towns in the interior.
It is a growing system that allows horseplayers in California to bet comfortably on races in Florida, and for people in the Bronx to put down money on a race in Kentucky.
Similar techniques are used in extreme environments where growing food the traditional way is not possible, including the United States South Pole Station, where researchers live in a isolated hostile conditions for months at a stretch, and the International Space Station has its own space garden deploying a growing system called Veggie.
We suffer from a growing system of economic inequality.
Normandy was also governed through a growing system of justices and an exchequer.
Our ultimate goal is for the NRI to be part of a growing system of resilience enterprises taking aim at the many challenges communities face at this important juncture in human history.
"What happened was, a whole growing system evolved around color and shape, because that's what the big buyers wanted," said Steve Fox, the marketing director of a fruit packing and storage company here in the heart of apple country.
He uses a system called, Tower Garden, a vertical, aeroponic growing system.
Some experts argue that a "no till" growing system, based on sowing cover crops and using herbicides, is more sustainable than so-called organic farming, a doubtful and uncertainly-defined concept even on a good day.
Most rooftop gardens use hydroponic cultivation, a water-based growing system in which no soil is required, nutrients are carefully controlled and natural pest control using insects is favored over pesticides.
