Growing Osaka Series Flowering Cabbage Garden Seeds
- Taxonomy: Brassica oleracea var. capitata
- Seed Type: Annual
- Sow Indoors or Outdoors: Osaka Series flowering cabbage is a frost-hardy green that can be sown directly in either the spring or the fall. For earliest spring blooms, begin indoors 6 – 8 weeks prior to the frost. Flowering cabbage can be quick to germinate between 5 – 14 days in full lighting.
- Days to Maturity: 91 – 98 days
- Hardiness Zone: 1 – 8
- Planting Depth: Plant 2 – 3 seeds ¼” deep
- Plant Spacing: 12”
- Growth Habit: 11 – 12” tall “headed” cabbage mounds with a 12” spread of dense and finely ruffled edges
- Soil Preference: Loamy, organically rich, well-drained
- Light Preference: Full sun - Partial Shade
- Diseases/Pests/Troubleshooting: Osaka Series flowering cabbage is a hardy spring and winter performer and will benefit from shade during long summer months. Plants can tolerate heavy moisture, but still susceptible to fungi, root rot, and leaf spots if not properly drained or ventilated. Flowering cabbage has no serious diseases or insects but monitor regularly for aphids, flea beetles, and cabbageworms.
- Color: Choice of Pink, Red, White, and Mix
Osaka Series flowering cabbage is a frost-hardy green that can be sown directly in either the spring or the fall. For earliest spring blooms, begin indoors 6 – 8 weeks prior to the frost. Flowering cabbage can be quick to germinate between 5 – 14 days in full lighting. Plant 2 – 3 Osaka Series flowering cabbage seeds ¼” and 12” apart in loamy, organically rich, and well-drained soil in full sun to partial shade. Osaka Series flowering cabbage is a hardy spring and winter performer and will benefit from shade during long summer months. Plants can tolerate heavy moisture, but still susceptible to fungi, root rot, and leaf spots if not properly drained or ventilated. Flowering cabbage has no serious diseases or insects but monitor regularly for aphids, flea beetles, and cabbageworms. Osaka Series flowering cabbage seeds mature in 91 – 98 days as tight 11 – 12” tall “headed” cabbage mounds with a 12” spread of dense and finely ruffled edges in a signature choice of Pink, Red, White, and Mix.
Brassica oleracea var. capitata, commonly known as Flowering cabbage, is a member of the capitata group of Brassica oleracea or “headed” cabbage. Brassica oleracea includes many of the common cultivars of cabbage, broccoli, kohlrabi, collard greens, and Brussels sprouts and the var. capitata contains the many of the edible and ornamental “headed” varieties.