Your Weekly Electronic Gardening Guide
Practical Horticulture for Busy People.
Collards
About This Plant...
Family:
Brassicaceae
Genus and species:
Brassica oleracea (Acephala group)
Growing Season:
spring and fall
Indoor Sowing...
Time needed to reach transplant size:
6-8 weeks
When to transplant to garden:
4 weeks before to 2 weeks after last spring frost
Outdoor Sowing...
When to sow outdoors:
3 to 4 weeks before last spring frost
Other Sowing Guidelines...
Approx. germination time:
4-14 days
Germination temp.:
45-95 degrees F.
Sowing depth:
1/2 inch
Days to maturity:
55-80 days
Transplanting Guidelines...
Spacing between plants:
12-24 inches
Spacing between rows:
24-36 inches
Growing On...
Pests:
imported cabbageworms, cabbage loopers, aphids, flea beetles, cabbage root maggots
Diseases:
clubroot, black rot, downy mildew, white mold
Harvest:
when leaves reach a usable size; or harvest entire plant
Growing tips:
collards are good for fall crops since frost will improve flavor
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