Word document outline for facilitators celeriac production class. Discusses planting, maintenance, pests, harvesting and marketing of celeriac. Paired with Celeriac class 1 of 2. May need additional prompts. North East Region. English Level: Advanced. Farming Level: Beginning. Literacy Level: High. Key Words: marketing, celeriac, new vegetable, pests, disease, planting, harvesting, Apiacea family