Raphanus raphanistrum subsp. sativus
How to care for Radish
How often to water your Radish
Radish needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.
Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.
Water 0.5 cups every
Check the growing potential in your area
A plant's growing potential is determined from its location, the time of year, and current local weather.
Select a city to check sunlight intensity
Finding light for Radish in your home
Radish love being close to bright, sunny windows 😎.
Place it less than 1ft from a south-facing window to maximize the potential for growth.
Radish does not tolerate low-light 🚫.
Select your region to see how the current weather in your area affects the placement of Radish in your home 🏡.
How to fertilize Radish
Most potting soils come with ample nutrients which plants use to produce new growth.
By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.
To replenish this plant's nutrients, repot your Radish after it doubles in size or once a year—whichever comes first.
Radish is generally easy to care for, though some plant parents report facing challenges with growing it. Check out the reviews down below to read more about their experiences!
Radish prefers for the soil to dry out between waterings and should be watered regularly. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.
Radish requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive 💪. Select your region to see how the current weather in your area affects the placement in your home 🏡.
Greg does not have confirmed data on this plant’s toxicity. If you, a family member, or a pet consumes plant material of unknown toxicity, it’s always best to consult a medical professional.
If you or someone else ingested this plant, call Poison Control at US (800) 222-1222. If a pet consumed this plant, contact your veterinarian or the ASPCA at US (888) 426-4435.
Radish is very sensitive to dry soil, so choose a potting soil that retains moisture. A good soil will still drain well and contain lots of organic matter such as coco coir or sphagnum moss.
Radish is a fast growing plant and may deplete the nutrients in its soil over time. Replenish them with a gentle organic fertilizer or compost every 1-2 months depending on your location and season. Fertilize more often during the growing season and in warmer and brighter climates.
USDA Hardiness Zone
Radish can be grown outdoors in USDA Hardiness Zones 2a-11b. Find your local hardiness zone here.
Care Summary for Radish
0.5 cups every 9 days
< 1ft from a window
Repot after 2x growth
Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.