Kale is an extremely cold-hardy green that actually tastes better after frost.
Zone 7A enjoys a long growing season. You can often get two plantings of cool-season crops (spring and fall).
Good companions: beets, celery, herbs, onions, potatoes
Avoid planting near: strawberries, tomatoes
50-65 days from seed (baby leaves at 25 days)
USDA Hardiness Zone 7A has an average last spring frost around Apr 5 and first fall frost around Oct 28. All planting dates above are calculated from these frost dates. Your specific location may vary — check with your local extension office for the most accurate dates.