Мікрозелень (мікрогрін) Редис Red Koral Microgreens
Cabbage

Radish Red Koral

Raphanus sativus

The rich coral-red color of the stem, which does not disappear when served, is why Red Koral is valued. The brightest star of the plate among all radishes. The taste is classic young radish: juicy, crunchy, with a pleasant burning character. The combination of the most expressive red color and the familiar radish sharpness makes Red Koral a ready-made solution for restaurant decor without extra effort.

Fresh sharp spicy
Intensity
5/10

Taste & aroma

Fresh, sharp, spicy - more "red" and decisive, but without burning. Clean, vegetable aroma.

Taste
Fresh, sharp

more "red" and decisive, but without burning. After the first bite, a clean feeling of freshness remains

Aroma
Clean, vegetable

Clean, vegetable, without earthy notes - radish aroma in a concentrated form.

Texture
Dense, Crunchy

Dense, Elastic, Crisp - the main decorative effect for which Red Koral is grown

Taste
Fresh sharp spicy
Texture
Dense Crunchy Springy
Pairs with
Toast Soup Bowl
Role in dish
Fresh accent Dish garnish Companion

Ripening and optimal harvest time

6–8 daysOptimally

Cotyledons are open, rich coral-red color, balanced sharpness - the optimal moment.

9–10 daysAcceptable

The first real leaf, the sharpness intensifies, the stem lengthens.

11+ daysOverripe

Outgrows: the leaf becomes rough, the taste becomes burning-bitter, the marketability declines.

Why flavor may vary batch to batch

The intensity of the peppery taste of radish depends on the temperature and lighting. At cool cultivation (+14...+18°C) glucosinolates are concentrated higher — the taste is sharper and more pronounced. At warm (+22°C and above) - more tender and less spicy. The stage of the cut is also important: an early cut (5–6 days) is more tender, a late one (8–9 days) is sharper.

How to use

Radish Red Koral is a great culinary accent. Add fresh at the end of cooking or directly on the plate.

Poke Bowl or Buddha Bowl

Red Koral as one of the color components is red next to avocado, rice and salmon

Scrambled eggs or omelette

a few stalks on top - and a normal breakfast looks like a restaurant serving

Gazpacho or cold tomato soup

Red Koral in the middle on a bright red background — the colors reinforce each other

Beef burger

a layer of Red Koral between the meat and the bun — sharpness, crunch, red color in the cut

Beef tartare

Red Koral is more beautiful on top - the spiciness emphasizes the raw meat taste

Meat cuts (charcuterie)

bunches of Red Koral between prosciutto, bresaola or smoked meat

Perfect pairings

Combines with

Toast, soup, bowl — the best combinations

ToastSoupBowl - the best combinations
In salads and bowls

Against a background of green arugula or spinach, a coral-red stem is an instant color accent

ArugulaSpinachBowl
In burgers and on toast

Shades the fattiness of meat, cheese or avocado - spiciness without "aggressiveness"

BurgerToastsandwich
What NOT to do
  • Do not add to hot dishes - the red color darkens and becomes dirty brown from the heat
  • Do not top-water with acidic dressings in advance - the acid can change the shade of anthocyanins in the stem
  • Do not wait for the first real leaf - Red Koral must be cut before it appears
More ideas and recipes → Microgreen recipes

How to store

Radish Red Koral keeps longer than most microgreens. Follow simple rules to keep it fresh for up to 12–14 days.

In tray (growing)
up to 12–14 days

Keep at +2...+5°C in the refrigerator. The term is up to 12–14 days. The dense structure of the stem keeps turgor and color very well.

Cut
up to 12–14 days

Dry sealed container at +2...+5°C. The term is up to 12–14 days. **Do not wash before storage** - moisture accelerates the darkening of the stem. Wash only immediately before serving. ---

Main rule

Don't wash until ready to eat. Wet greens spoil much faster. Rinse just before serving.

Pro tip: **Handy grower tip:** Red Koral is one of the lightest radishes. Up to 14 days in a dry refrigerator without loss of color and crunch. This allows you to ship once a week and not worry about quality.

Benefits & composition

Radish Red Koral is valued for its rich vitamin-mineral composition and bioactive compounds typical of microgreens.

Like most microgreens, radish red koral contains a concentrated amount of nutrients relative to its weight — many times more than the mature plant.

Key nutrients (per 100 g fresh weight)
Protein2.5 g — building material for cells
Calories~30 kcal
VitaminsC, E, K
MineralsIron, Potassium, Magnesium
Usage notes
  • People with gastritis or peptic ulcer disease should use it sparingly - isothiocyanates can irritate the inflamed mucous membrane.
  • Small children may find the taste too hot.

This information is general in nature and is not medical advice. Composition data: USDA FoodData Central.

Red Koral combines

Red Koral combines anthocyanins (for color) and isothiocyanates (for pungency) — just like other colored radishes and red mizuna. Vitamin E is traditionally included in the diet for skin health. Sulfur supports keratin synthesis.

Antioxidants and biologically active substances

Microgreens are a concentrated source of antioxidants — compounds that are being studied in the context of protecting cells from oxidative stress. Regular consumption of a variety of microgreens is part of a balanced plant-based diet.

Antioxidants and biologically active substances

Microgreens are a concentrated source of antioxidants — compounds that are being studied in the context of protecting cells from oxidative stress. Regular consumption of a variety of microgreens is part of a balanced plant-based diet.

Antioxidants and biologically active substances

Microgreens are a concentrated source of antioxidants — compounds that are being studied in the context of protecting cells from oxidative stress. Regular consumption of a variety of microgreens is part of a balanced plant-based diet.

Similar by taste microgreens

If you are looking to complement or replace Radish Red Koral:

Growing parameters

Large, round, cabbage-like

Total cycle
7–8
Blackout 3–4 days + Light 5–7 days
Tray yield
47 g
11×19 cm tray
Blackout
3–4 days
Vegetation (Light)
5–7 days
+18...+22°C
Seeding rate
7 g
Substrate
Agrocotton
Coconut substrate, Linen rugs, Cellulose
Pressing
Yes
Soaking
No

Step-by-step guide

01

Seed preparation

Red Koral is not soaked - a standard rule for all radishes. Large seeds germinate well when the substrate is properly moistened without pretreatment.

02

Sowing

  1. Moisten the substrate evenly.
  2. Spread the seeds evenly. The norm of 7 g is a fairly dense uniform layer without overlaps. Large seeds are easy to control "by eye".
  3. Spray the surface with water from a spray bottle.

Red Koral, China Rose and Sango are three radishes with the same agricultural technology and almost the same cycle. Sow them simultaneously in three separate boxes and get a ready-made "radish mix of three colors" on one date. Minimum effort — maximum effect when selling.

03

Clamp - 0.5 kg (light)

Mandatory for equal friendly stairs. Without pressing, part of the seed remains on the surface and gives "curly" uneven sprouts. 0.5 kg is enough - heavier pressure can damage the seeds during active growth.

04

Darkness (Blackout) — 3–4 days

Conditions:

  • Complete darkness
  • Temperature: +18...+22°C. At a higher temperature (+26°C and above), the color may fade and become dirty green instead of coral
  • Watering is moderate, lower

Root hairs: as with all radishes, thick white fluff appears on the 2nd day. Not mold - root hairs. Check: sprinkle with water - they will disappear.

A sign of readiness: the sprouts have raised the clamp, the height is 3–4 cm.

05

Vegetation in the light — 5–7 days

The main task of this stage is to form a rich coral-red color of the stem.

Lighting and color: Red Koral anthocyanins are formed under the influence of bright light. In the dark, the stem is pale or almost green. The more intense the lighting, the more saturated and uniform the red color will be. 16 hours a day, as close as possible to the lamp.

Temperature and color: this is the fundamental difference between Red Koral and China Rose and green radish. At temperatures above +26°C, the color becomes dull and "dirty" — anthocyanins are unstable in heat. Maintain +20...+22°C for a stable coral shade.

Ventilation: dense sowing of 7 g creates a dense carpet that is poorly aerated near the roots. Stagnation of moist air = mold. Provide air circulation every day.

Watering: moderate, lower. Avoid getting water on the leaves during the growing season - this can wash away the waxy coating and leave stains that spoil the marketability of the red stem.

Watering

  • Water it 1-2 times a day
  • Lower watering is better — preserves the rich red color of the stems
  • The parameters are similar to other varieties of radish
  • A sign of lack: rich red color fades, leaves curl → water
Red Koral is one of the brightest radishes for decoration. Harvest in time to preserve color.

Storage

Uncut in tray Fridge +4...+6°C up to 3 weeks
Cut in container Refrigerator up to 7 days
Room temperature 1–2 days

Harvest

When to cut
  • Full pigmentation of cotyledons — bright red or coral color throughout the box
  • Height 6–9 cm
  • Before the appearance of the first real leaf
How to cut

Use a sharp knife as close to the substrate as possible to preserve the maximum length of the beautiful red leg. The length of the stem is the decorative value.

Sink

Rinse in cold water just before serving. Do not wash before storing - moisture accelerates the darkening of the stem.

Seasonal adjustments

Summer / warm room
+24°C and above
  • Soaking: reduce by 2–3 hours from the standard - the seeds are active in the heat
  • Ventilation: open more often in the blackout phase to avoid excess moisture
  • Watering: increase the frequency - the substrate dries faster at a higher temperature
  • Expect: shortening of the cycle by 2–3 days, a more tender stem
Winter / cold room
+16°C and below
  • Soaking: increase by 2-3 hours from the standard - cold water is absorbed more slowly
  • Placement: keep the trays in a warmer place (next to the battery, but not close to it)
  • Watering: use water at room temperature—cold slows growth
  • Expect: lengthening the cycle by 2-4 days, denser and more fragrant result
Water pH and EC
Acidity
5.8–7.0
pH — optimal range

The optimal range for Radish Red Koral: 5.8–7.0. Similar to other varieties of radish. Anthocyanins (red color) are more stable at lower pH (5.5–6.5).

Electrical conductivity
1.0–2.0
EC (mS/cm) — optimum

Optimal range: 1.0–2.0 mS/cm. The parameters are identical to other varieties of radish. The rich color of Red Koral is a genetic feature of the variety.

Experienced grower tips

Temperature is a major factor in color

In China Rose or Sango, the color depends primarily on the intensity of the light. In Red Koral, the temperature is no less important: even with good lighting, but at +27°C you will get a dull product. Control both parameters.

Cut as long a stem as possible

The knife is as close to the substrate as possible - every centimeter of the red leg is valuable. When cutting 1-2 cm above the base, you lose the most saturated part of the stem.

Do not wash before storage is a strict rule

Moisture on cut Red Koral accelerates darkening and bacterial decomposition many times over. Always store dry, wash only before serving.

Three colors for the price of one effort

Red Koral, China Rose and Sango have the same agricultural technology. If you already grow one of them, growing all three together is almost no more difficult. The result is a complete "radish mix" for the restaurant segment.

"Restaurant Red" is your marketing pitch

Red Koral is the only microgreen in the catalog where the stem retains a rich coral-red color even after serving. Emphasize this when selling to restaurant customers: the color "lives" on the plate, does not fade and does not change its shade at room temperature.

Agronomy notes and common mistakes
Agronomy specifics
  • Sowing: No soaking. High density.
  • Clamp: Light or no pressure.
  • Temperature: +18...+24°C.
  • Watering: 1-2 times a day.
  • Ventilation: It is important. Prevention of "black leg".
Common mistakes and solutions
  • Weak lighting → Pale stem, the name Red Koral "disappears" → Increase the intensity, bring it closer to the lamp, 16 h/day
  • High temperature (above +26°C) → Color fades, becomes dirty green → Maintain +20...+22°C — critical for color
  • Poor ventilation → Mold in the base of the thick carpet → Air circulation every day; fan with a dense rack
  • Top watering on vegetation → Spots on the stem, loss of marketable appearance → Only bottom watering through a pallet
  • Overstay (more than 11 days) → The leaf becomes rough, the taste is burning-bitter → Cut when the cotyledons are fully pigmented to the first true leaf
  • Panic due to "white fluff" → Throwing out a healthy tray → Spray with water - the root hairs will disappear

Variety selection

Radish Red Koral

Raphanus sativus Red Coral

A profile variety with a bright red stem. Saturated color and pronounced burning sensation.

Radish alternative red varieties

Hong Vit, Chinese Red

Similar decorative characteristics. The taste and color are compared to Red Koral.

Main rule when buying: Seeds must be untreated with fungicides or pesticides. Seeds dyed pink or green are absolutely not suitable for microgreens. Use only sprouting seeds or food-grade grain.
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