N.G. Heimos Greenhouses

City: Sappington, Mo.

Website: NGHeimosGreenhouses.com

Environmentally controlled square footage: 2,030,000

Number of offshore facilities: 0

Percentage of production space under permanent environmentally controlled structure devoted to each crop (based on 2010 results):
Ornamental bedding plants 50%
Plugs and propagation 20%
Flowering potted plants 15%
Container perennials 15%