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Tong Ho (Edible Chrysanthemum) variety
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Crown Daisy

Leafy Green
40 days to harvest
Full sun to part shade

Also known as: Chrysanthemum coronarium · Garland Chrysanthemum · Garland Daisy

What's special about Crown Daisy

Leafy green and aromatic herb with finely divided foliage and yellow daisy flowers; popular in Asian cooking.

Growing this variety

Crown Daisy follows the same growing basics as Tong Ho (Edible Chrysanthemum). Variety-specific maturity above; everything else below applies to the whole Tong Ho (Edible Chrysanthemum) family.

Season
Cool season — spring and fall
USDA zones
Annual 2–11
Sun
Full sun to part shade
Start indoors
Not recommended — direct sow
Direct sow outdoors
3 weeks before last frost, again in early fall
Days to harvest
40 days

Germination

Germination time
7–14 days
Soil temperature
50–75°F

Spacing & depth

Sow depth
1/4" (6 mm)
Seed spacing
1 in, thin to 4–6 in
Mature plant spacing
4–6 in (10–15 cm)
Row spacing
12 in

How to plant

Direct-sow in cool weather. Cut when 4–6 in tall — new growth returns. Distinctive aromatic herby flavor essential to sukiyaki, hot pot, and stir-fries. Bolts fast in heat — succession-sow every 2–3 weeks.

Grower's tip

Let a few plants bolt for cheerful yellow daisy blooms edible as garnish. Reseeds obligingly.

Soil preferences

Soil type

Rich, moisture-retentive loam.

pH range

6.0–7.0

Amendments

Compost + a light nitrogen source (blood meal, aged manure) — greens are all leaf, so they want nitrogen.

Watering

Frequency

Consistent — 1 in per week minimum, more in heat. Uneven water triggers bolt.

Method

Overhead is fine in the morning; drip is best in humid climates.

Over vs. under

Overwatered: soft rot at the crown, yellow lower leaves. Underwatered: bitter flavor, tough leaves, premature bolting.

Top-water or bottom-water?

Prefers top-watering — Top-water deeply at the soil surface so the whole root zone stays evenly damp — bottom-watering isn't practical in the ground.

Temperature tolerance

Ideal daytime air temp

55–75°F (13–24°C) — most greens bolt above 80°F (27°C)

Ideal nighttime air temp

45–60°F (7–16°C)

Frost sensitivity

Light frost tolerated by most; kale, spinach, mâche, and collards are cold-hardy and often sweeter after frost.

Container growing

Container-suitable?

Yes — great in containers

Recommended pot size

6–8 in deep, any width; a window box works

Notes

Perfect for pots and hydroponics; cut-and-come-again mixes give weeks of harvest per sowing.

Succession planting

Every 2 weeks spring and fall. Skip the hottest weeks or use shade cloth.

Detailed harvesting

Cut outer leaves and let the crown keep producing (cut-and-come-again), or cut the whole rosette 1 in above the crown for a fresh flush.

Post-harvest storage & preservation

Rinse, spin dry, and store in a sealed bag with a paper towel in the crisper 5–7 days. Blanch and freeze for cooking greens.

Culinary, medicinal & other uses

Salads, sautés, smoothies, soups. Bitter or overgrown leaves are best cooked, not raw.

Medicinal or traditional uses are shared for interest only — this is not medical advice. Consult a qualified professional before using any plant medicinally.

Seed saving

Pollination

Lettuce is self-pollinating; spinach is wind-pollinated; brassica greens (kale, arugula, mustard) are insect-pollinated and cross freely.

Isolation needs

Lettuce 20 ft; spinach 1/2 mile; brassicas 1/4 mile or cage.

How to save

Let a robust plant bolt; harvest dry seed stalks; rub clean; store dry.

Your zone's planting calendar

Pick your USDA hardiness zone and we'll estimate the key dates for tong ho (edible chrysanthemum) in your area. These are regional averages — always check your own last-frost forecast before sowing.

My Crown Daisy Tong Ho (Edible Chrysanthemum) notes

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Crown Daisy Tong Ho (Edible Chrysanthemum) seeds on hand

Track packets and loose seeds you already have. Private to your account.

Par level — leave at 0 for no alert. Anything below par shows on Seed Starting and your shopping list.

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From your kitchen — grow tong ho (edible chrysanthemum) from what you already have

Let one plant bolt (send up its flower stalk) and it will make hundreds to thousands of seeds. Bolted greens are bitter to eat but perfect for saving.

  1. 1Pick your best, slowest-to-bolt plant as the seed parent.
  2. 2Let the flower stalk rise, bloom, and dry brown on the plant.
  3. 3Cut the whole stalk into a paper bag before it shatters.
  4. 4Rub between your hands to release seed; sieve out chaff; store dry.

Storage: 3–5 years dry.

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