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Bishy Barnabee's Cottage Garden

Radish Rambo

Deep purple radish microgreen with peppery flavour and dramatic anthocyanin colour

£2.35

The most dramatic microgreen you can grow. Deep purple stems, violet leaves, peppery flavour, and a shot of anthocyanin antioxidants - ready in seven days on any bright windowsill.

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Key features

  • Dramatic deep purple stems and violet-flushed leaves - most colourful microgreen in the range
  • Peppery zesty spicy flavour - more intense than the traditional China Rose variety
  • Ready in just 7 days from sowing - one of the fastest microgreen crops
  • No pre-soaking required - direct sow onto damp compost
  • Grows year-round on any bright windowsill - no garden needed
  • Anthocyanin-rich colour delivers genuine antioxidant health benefits
  • Beginner-friendly with reliable germination
  • Available in 50g and 100g packet sizes
Weight 50g variant OR 100g variant. Approximate seed count per gram varies
Coverage 50g packet = approximately 2-3 x 20cm trays of dense sowing. 100g packet = approximately 4-6 x 20cm trays of dense sowing. Single tray sowing needs approximately 15-25g seed spread as dense single layer.
Trusted UK retailer Norfolk family farm

About this product

Full description

The microgreen that stops people asking what it is and starts them asking where to get some. Rambo is a radish bred specifically for microgreen growing, selected for intensity of colour: stems that turn deep dense purple within hours of meeting light, and violet flushes across the developing leaves.

The flavour matches the drama — sharp, peppery and reliable, more intense than the older China Rose. It concentrates everything a full-grown radish offers into a single crisp mouthful.

The purple depends entirely on light. Cover the tray for the first two or three days to draw the stems up, then uncover and give it the brightest windowsill you have. A shady spot produces pale, disappointing shoots; bright light produces the colour that makes Rambo worth growing. Seven days from sowing, no pre-soaking needed, single harvest per tray.

Care and use
SOWING (Day 0):
- Fill shallow tray (5-7cm deep) with moist seed compost or vermiculite
- Damp not soggy - well-drained essential
- Scatter seeds thickly across surface in single dense layer
- Do NOT pre-soak - direct sowing is correct for this variety
- Press gently into contact with compost

DARKNESS PHASE (Days 1-3):
- Cover with second tray or cardboard to exclude light
- Keep at 18-22°C
- Do not water unless surface drying
- Darkness triggers stem elongation

LIGHT PHASE (Day 3-4):
- Uncover when shoots are 2-3cm tall
- Move to bright windowsill immediately
- Purple colour develops rapidly within 24 hours
- Mist twice daily with spray bottle

GROWING (Days 4-7):
- Continue misting twice daily
- Watch purple deepen dramatically each day
- Violet cotyledons develop fully

HARVEST (Day 7):
- Harvest when shoots are 5-7cm tall
- Seed leaves should be fully open and coloured
- Cut with sharp scissors just above soil line
- Rinse briefly, dry gently, use fresh
- NO SECOND HARVEST - discard compost after cutting