radish in square foor garden

With a zing of a chunk, radishes are a delight to develop in a raised mattress utilizing the Sq. Foot Gardening Methodology. They’re quick rising, and nearly foolproof to develop from seed – however will solely produce the tender, spicy roots you’re hoping for in the event you plant them on the proper time. 

It’s additionally essential to decide on the best varieties to your Sq. Foot Backyard – and your palate! Let’s be taught a bit extra about rising this root crop in your grids. 


It’s All About Timing

These greens are one of many best crops you possibly can develop, which is why they’re nice for starting gardeners and youngsters discovering the fun of rising meals for the primary time. 

Radical Radishes in raised bed

Sowing these veggies from seeds is straightforward and enjoyable, however timing is the whole lot! Picture credit score to Kristina.

Nevertheless, this backyard crop will bolt if grown throughout sizzling climate, leading to towering flower stalks and fibrous, inedible roots as an alternative of the tender ones you’ll expect. 

To keep away from such disappointments, this member of the mustard or cruciferous household must be sown from seed concurrently different cool season crops like carrots, beets, kale, and bok choy. 

In lots of places, radishes may be grown as a fall crop. To take pleasure in a recent spherical of zingy roots to your salads in autumn, sow seeds 4 weeks earlier than your first common frost. 

Desire a visible support that can assist you with this? Take a look at our fall planting chart! 

In spring, you can begin sowing seeds 4 to 6 weeks earlier than your final common frost date. In case you get began gardening early sufficient in spring, you possibly can even plant them in succession for a continuing provide. 

Suggestions for Rising Raised Mattress Radishes

seeds are sown sixteen per square.

These seeds are sown sixteen per sq.. Picture credit score to Kristina.

Within the Sq. Foot Gardening Methodology, small radishes are planted sixteen seeds per sq.. 

Why not plant them extra densely? This spacing, developed by Mel Bartholomew, creator of the SFG Methodology, permits loads of room for every root to develop whereas making certain sufficient air move among the many foliage of every plant. 

Whereas it may be tempting to maximise your backyard “actual property” and sow the lovable pinkish brown seeds extra densely, you received’t be doing your self any favors in the long term. When these greens are planted too carefully, they’re more likely to stay underdeveloped as they wrestle for room within the soil. 


Plus, overly crowded vegetable crops typically result in fungal and bacterial ailments as air move is lowered and humidity is raised. 

bolted radish

Bolted radishes.

One other essential step to take is to verify this crop stays well-watered, since drying out may cause these greens to bolt and turn out to be fibrous – pithy jokes could also be enjoyable, pithy roots, not a lot! 

Most small varieties can be prepared to choose in about 4 weeks, however at all times verify the typical days to maturity in your seed packet to verify. 

As you harvest ripe radishes out of your Sq. Foot Backyard, add a handful of compost to your grid sq. earlier than resowing a second crop to maintain the Mel’s Combine productive. 

Radish Varieties for Raised Beds 

To make the most of the beneficial 16-per-foot spacing, select small radish varieties. Listed here are just a few favorites for this goal: 

‘Easter Egg II’ Choosing these veggies is as enjoyable as trying to find easter eggs – with colourful, crispy roots which can be white, pink, purple or crimson. Roots could also be spicy or gentle, including to the shock! Harvest in 28 days. Discover seeds at Renee’s Backyard.
‘French Breakfast’ is a small, cylindrical French heirloom (often known as ‘Petite Dejeuner’). Radishes are reddish pink with white suggestions and identified for his or her invigorating taste. Harvest in 28 days. Seeds can be found from Renee’s Backyard
‘Plum Purple’ is a wonderful selection with giant, two-inch vast roots encased in purple pores and skin. Gentle taste makes them good for youths and people with a much less adventurous palate. Depend 26 days to maturity. These seeds can be found to buy at Eden Brothers.  

Top Hat box ready to fill with Mel’s Mix™

Prime Hat field able to fill with Mel’s Combine

For bigger varieties like daikons and black varieties, cut back the variety of seeds planted to only 9 and even 4 per sq. relying on the area necessities of the variability. Additionally, remember that many daikon varieties are fairly lengthy, so give them further depth by utilizing a high hat that’s crammed with Mel’s Combine. 

And as you proceed your raised mattress gardening adventures, maintain radishes in thoughts as a low upkeep, quick rising crop providing both a radical zing or mellow, gentle crispiness. 

Purchase your backyard seeds from Renee’s Backyard  Seeds with code: FRT93 and 20% of the order worth can be donated to The Sq. Foot Gardening Basis.


Be taught extra concerning the Sq. Foot Gardening Methodology by taking the introductory course.  

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