China King Cabbage

China King Cabbage

Big Greens

This is a miniature napa or chinese cabbage. It has the same vibrant green wrinkled leaves as full sized napa cabbage.

  • Grow in Family gardens only
  • Ships in 1-2 business days
  • Shelf stable for 1 yr . Thoroughly tested
  • Rise Reserve
Plant library

Growing China King Cabbage

Everything you need to know to successfully grow this plant in your Rise Garden hydroponic system.

5 Days to germinate
50 Days to harvest
8.8 oz Estimated yield
1 Shade group

Nutritional benefits

Homegrown produce is more nutritious than store-bought because it's harvested at peak ripeness and eaten fresh.

85% DV

Vitamin K

Bone Health

54% DV

Vitamin C

Immunity & Skin

11% DV

Folate

Cell Growth

8% DV

Manganese

Metabolism

5% DV

Potassium

Heart & Muscles

4% DV

Calcium

Strong Bones

Growing tips

  • 1
    Thin to One Plant

    After germination, carefully remove extra seedlings leaving only the strongest one. Big greens need space to develop properly.

  • 2
    Harvest Outer Leaves Continuously

    Pick the largest outer leaves first, always leaving the center crown intact. Your plant will keep producing for months this way.

  • 3
    Keep 4-5 Leaves Minimum

    Never harvest more than a few leaves at once. The plant needs enough leaves for photosynthesis to continue growing.

  • 4
    Watch for Bolting

    If you see a tall center stalk forming, harvest immediately. Once big greens bolt, the leaves become tough and bitter.

Growth timeline

Follow these stages for successful growing in your Rise Garden

1
Days 0-5

Germination

Sturdy seed leaves open up out of the pod to start your cabbage off. As a big green it can take a little time, so expect sprouts in about five days. Keep the dome on and check your water daily while it gets going.

2
Days 5-12 moveintogarden stage

Move to Garden

Move your cabbage to the garden once you see two to three true leaves. Thin to one strong plant per pod by snipping the extras at the base, since this Napa-style cabbage needs room for its big, crinkled leaves. Nutrients kick in now to power that growth.

3
Days 12-35 prune stage

Active Growth

Broad, ruffled leaves stack up fast as your plant builds its upright shape, often six to eight leaves in. Pull away any yellow or damaged lower leaves so light reaches the fresh center. Keep your water topped up for crisp, tender growth.

Day 50+ harvest stage

How to Harvest

Cut the outer leaves at the base first, always leaving four or five inner leaves and the center crown to keep growing. The plant refills for weeks of steady picking. If a tall center stalk appears, harvest the whole head, because that means it's bolting.

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Growing FAQs

  • Place your seed pod in the Rise Gardens nursery tray with the label facing up. Add water until the pods are saturated, then place the grow dome on top to maintain humidity. Keep the dome on until you see sprouts emerging (usually 3-10 days depending on the plant). Once sprouted, remove the dome so leaves can develop properly.

  • Look for 2 sets of true leaves - these are the leaves that appear after the initial round seed leaves (cotyledons). At this stage, the roots are developed enough to absorb nutrients from your garden. For most plants, this happens 7-14 days after germination. Gently lift the pod from the nursery and place it in an empty spot in your Rise Garden.

  • Add nutrients once per week. Use Sprout nutrients for leafy plants and during the vegetative growth stage of all plants. Switch to Blossom nutrients when you see flowers forming on fruiting plants (tomatoes, peppers, etc.). The Rise Gardens app tracks your plants and sends reminders when it's time to add nutrients.

  • Yellow leaves usually indicate one of these issues: 1) Low nutrients - add nutrients if it's been more than a week. 2) Low water - check that water levels are above minimum. 3) Natural aging - bottom leaves naturally yellow as the plant grows; just remove them. 4) Too much light - ensure your plant is in the correct shade group position.

  • Yes, for most plants! Herbs and leafy greens are "cut-and-come-again" - harvest outer leaves or up to 1/3 of the plant, and it will regrow for multiple harvests. Fruiting plants (tomatoes, peppers) continuously produce fruit for months. Microgreens are the exception - they're harvested all at once and won't regrow.

  • Since there are no bees indoors, you'll need to hand pollinate tomatoes, peppers, and other fruiting plants. When flowers are fully open, use a small paintbrush or cotton swab to gently brush the center of each flower. Transfer pollen between flowers by touching multiple blooms. Do this every few days while plants are flowering.

  • Germination time is how long until you see the first sprout emerge from the pod - typically 3-10 days. Harvest time is when you can start picking from your plant - this ranges from 7 days for microgreens to 12+ weeks for fruiting plants.

  • Causes: Nutrient deficiency, overwatering, natural aging of lower leaves, or too much/little light.

    Solutions: Add nutrients if it's been over a week. Check water levels aren't too high. Remove naturally yellowing bottom leaves. Verify plant is in correct shade group position.

  • Causes: Low water levels, root problems, temperature stress, or transplant shock.

    Solutions: Check and refill water immediately. Inspect roots for brown/slimy appearance. Keep garden away from heat sources and cold drafts.

  • Causes: Insufficient light, low nutrients, overcrowding, cold temperatures, or pH imbalance.

    Solutions: Ensure lights are on 14-16 hours daily. Add nutrients weekly. Thin overcrowded plants. Keep garden in warm area (65-75°F).

  • Causes: Fungus gnats from damp conditions; aphids hitchhike on other plants or through windows.

    Solutions: For gnats: let pod surfaces dry, use yellow sticky traps. For aphids: spray leaves with water, wipe off pests, or use diluted dish soap spray.

  • Causes: Algae from light exposure to water, root rot from stagnant water, or bacterial growth.

    Solutions: Keep tank covered to block light. Ensure water is circulating properly. Clean tank between plantings. Trim brown, mushy roots.

  • Cause: Nutrient imbalance, water on leaves, or beginning of disease.

    Solution: Remove affected leaves. Avoid water on foliage. Ensure good air circulation.

  • Cause: Too warm, insufficient nutrients, or harvesting outer leaves too much.

    Solution: Keep garden in cooler area. Ensure consistent nutrient schedule. Leave center intact.

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