How to Grow Toy Choy
Toy Choy
Brassica rapa subsp. chinensis
vegetableToy Choy is a miniature Asian green that belongs to the bok choy family, prized for its tender leaves and sweet, mild flavor. It grows rapidly to a small, manageable size (4-6 inches tall), making it ideal for home gardens and quick harvests. The plant features dark green leaves with white or pale green petioles (leaf stems) in a compact rosette form.
When should you plant Toy Choy in your zone?
Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.
Example Toy Choy timeline · Pittsburgh, PA (Zone 6b)
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Plant Toy Choy
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Toy Choy
Around May 17≈ 30 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Toy Choy dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-9; best as a cool-season crop in spring and fall
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Get my Toy Choy timeline →Growth Stages
Seedling
7-14 daysTiny cotyledons emerge with first true leaves appearing within 7-10 days
Keep soil consistently moist; thin seedlings to proper spacing once first true leaves develop; protect from direct afternoon sun if seedlings appear stressed
Vegetative Growth
2-3 weeksRosette of dark green leaves expands; plant develops 6-8 true leaves and reaches 2-3 inches in height
Maintain consistent moisture and feed with balanced liquid fertilizer every 2 weeks if soil is not rich; ensure adequate light to prevent leggy growth
Leaf Development
1-2 weeksPlant continues to fill out, reaching 4-6 inches tall with dense, tender foliage and visible pale petioles
Continue regular watering; monitor for pests weekly; mulch around plants to retain moisture and regulate soil temperature
Harvest Readiness
Ready to harvestPlant reaches full size at 4-6 inches with tender, succulent leaves ready for picking; no flowering or bolting at proper harvest timing
Begin harvesting outer leaves or entire plant; harvest in early morning for best crispness and flavor; avoid allowing plants to bolt in heat
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Row covers on young plants; insecticidal soap; neem oil; reflective mulches; encourage natural predators like parasitic wasps
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Bacillus thuringiensis (Bt); hand-picking; row covers; companion planting with aromatic herbs
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Spray with strong water stream; insecticidal soap; neem oil; introduce ladybugs and lacewings
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Bt spray; row covers; removing affected leaves; crop rotation
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and
Hand-picking at dawn/dusk; beer traps; copper tape barriers; diatomaceous earth; remove leaf debris and mulch where slugs hide
Uses
Fresh Asian cuisine and stir-fries
CulinaryToy Choy is tender and mild with a slightly sweet flavor, making it perfect for fresh salads, quick stir-fries, and Asian dishes. The entire plant, including stems and leaves, is edible and cooks very quickly. [source]
Nutritious leafy green
CulinaryRich in vitamins A, C, and K, as well as calcium and iron. Provides glucosinolates, sulfur compounds with potential anti-cancer properties found in all brassicas. [source]
Container and space-saving gardening
HouseholdToy Choy's compact size and rapid growth make it ideal for small-space gardeners, container growing, and succession planting. Perfect for balconies, patios, and raised beds. [source]
Pollinator and beneficial insect support
WildlifeWhen allowed to flower late in the season, Toy Choy produces small yellow flowers that attract pollinators and beneficial insects to the garden. [source]
Harvest Tips
Toy Choy is ready to harvest at 30-45 days when plants reach 4-6 inches in height and leaves are tender. Harvest in the early morning when leaves are crisp and full of moisture. You can harvest the entire plant by cutting at soil level, or pick individual outer leaves to allow the plant to continue producing. For continuous harvests, sow seeds every 2-3 weeks. Avoid allowing plants to bolt by harvesting before hot weather arrives or providing afternoon shade during warmer seasons.
Fun Facts
- 🌱 Toy Choy is sometimes called 'baby bok choy' or 'mini bok choy' and is a cultivar specifically bred for smaller, more tender leaves compared to standard bok choy varieties.
- 🌱 The name 'bok choy' comes from Cantonese, meaning 'white vegetable,' referring to the pale leaf stems that are particularly prized in Asian cuisine.
- 🌱 Toy Choy can be regrown from the root stub after harvest by placing it in water or soil, similar to green onions—a popular technique in Asian home cooking.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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