A little seed. A new beginning.
Seeds In A Cup®A LITTLE SEED. A NEW BEGINNING.
Seed Germination Kit

Radish Seed Starter Grow Kit

BOTANICAL NAMERaphanus sativus

USD 10.99

Currently unavailable

Radishes are the fastest crop in the garden, going from seed to peppery, crisp roots in just a few weeks.

GERMINATION3-7 days
SUNLIGHTFull Sun to Partial Shade (4-6 hours daily)

Have a question about this kit?

Ask our team →
Explore the growing guide

Get to know your plant

A little knowledge.
A better beginning.

The growing details, all in one place.

Germination01

3-7 days

Light02

Full Sun to Partial Shade (4-6 hours daily)

Temperature03

55-75F

Hardiness04

Check the directions supplied with your seed variety.

THE PLANT NOTEBOOK

Radish care, from seed onward.

Botanical name
Raphanus sativus
Common names
Garden Radish
Family
Brassicaceae
Genus
Raphanus
Species
R. sativus
01

Start growing

Sow every 10 days for continuous harvest. Thin to 2 inches.

02

Growing with your kit

Radishes are the ultimate beginner plant! Success in just 3 weeks with a Seeds In A Cup® kit.

03

Propagation

By seed.

04

Seasonal growth & harvest

Fastest garden return: 21-30 days to harvest.

05

Growing conditions

Cool temperate gardens; prefers light, loose soil.

06

Weather & tolerances

Very frost hardy; bolts and turns woody in heat.

07

Pests & plant health

Root maggots and flea beetles.

08

Plant safety

Safe for all.

09

Botanical features

Annual or biennial grown for its crunchy, pungent taproot. Fast growth.

10

Varieties

‘Cherry Belle’, ‘French Breakfast’, ‘Daikon’.

11

Garden & everyday uses

Raw in salads, pickled, or leaves sautéed

12

Native range & distribution

Cultivated since pre-Roman times in South Asia and Europe.

13

Conservation

Secure.

14

Name origins

Latin ‘radix’, meaning root.

15

History

Grown in Egypt before the pyramids were built.

A closer look

The details
behind your kit.

Full product description
Radishes are the fastest crop in the garden, going from seed to peppery, crisp roots in just a few weeks. How to grow Radish from seed Sow your seeds at the depth listed on the included instruction card and cover lightly. Then set the clear humidity lid on top to hold warmth and moisture. Keep the planter warm and in bright light, and mist the surface whenever it begins to dry. When your Radish sprouts appear, remove the lid and move it to your brightest window or under a grow light. Once seedlings have their second set of true leaves, pot them up or move them outdoors after your last frost. Radish at a glance Botanical name: Raphanus sativus Germination: 3-7 days at 55-75F USDA zones: Any Zone If grown indoors Mature size: 6-12 inches Sunlight: Full Sun to Partial Shade (4-6 hours daily) Seeds included: 2-7+ Seeds Frequently asked questions What's included in the Radish Seed Starter Grow Kit? How do I grow Radish from seed? Moisten the included soil, sow your Radish seeds at the depth on the instruction card, keep the planter warm and bright under the humidity lid, and mist until they sprout. Full steps are in your kit. How long do Radish seeds take to germinate? Radish seeds typically sprout in 3-7 days at 55-75F when kept warm and evenly moist. Your guide lists the ideal conditions. Does this kit use real potting soil? What if my seeds don't sprout?
Catalog variants
  • SIAC-001-1FSD890 — USD 10.99 · Out of stock
Shipping & returns

Explore our shipping information and returns information, or contact us with questions.

Good questions grow here

A little more clarity.

How do I grow Radish from seed?

Moisten the included soil, sow your Radish seeds at the depth on the instruction card, keep the planter warm and bright under the humidity lid, and mist until they sprout. Full steps are in your kit.

How long do Radish seeds take to germinate?

Radish seeds typically sprout in 3-7 days at 55-75F when kept warm and evenly moist. Your guide lists the ideal conditions.

INFORMATION SOURCE

Growing details are supplied in the Seeds In A Cup product catalog. Follow the instructions included with your specific kit.

Our information standards ↗

Keep your curiosity growing

There’s more to discover.

Explore all grow kits