How Long Does it Take for Kale to Grow?

Nowadays, kale seems to be the healthful, organic trend image. Kale is well-known for its health advantages, including the prevention of diabetes, cardiovascular disease, cancer, and the improvement of bone strength.

It is also highly beneficial to the skin and hair. The green veggie is high in vitamins A, C, & K, potassium, manganese, copper, and iron. It is very delicious.

It can be served steamed, cooked, or raw in stews or sandwiches. Kale goes well with intense flavors like garlic, chillies, onions, and thyme.

Kale is a cool-season vegetable. While it may be cultivated in the summer, it needs a lot of cover and attention. Furthermore, the winter produce tastes sweeter.

How long does it take for kale to grow? Explore our Kale Cultivating Guide for tips on planting and gardening this hardworking wonder.

Kale Planting Season

Kale seedlings can be started inside the house or immediately put in the yard. Direct-sow seeds outside as quickly as the ground is usable in the spring for an initial summer yield. Direct-sow seeds approximately three months before the first autumn frost date for an autumn or winter crop.

Tiny kale seedlings can be planted in the yard 3–5 weeks before the final springtime frost date. If conditions are expected to fall significantly below freezing, young plants should be covered at night.

Young kale seedlings can be planted 6 – 8 weeks before the initial fall cold for a fall crop. Kale can endure freezing temperatures (25 to 28 degrees F) without harm and survive in the low 20s to high teens.

Kale may also be cultivated as a winter crop, either inside or outdoors, in moderate winter climates such as Southwest, Pacific Northwest, or Southeast. They’ll continue to grow and produce throughout the winter. Contact your regional cooperative extension to find out if and when you can grow winter veggies.

Also Read: How Long Does Horseradish Take to Grow?

Selecting and Setting a Planting Location

Kale grows best under bright sunlight, although it may also be grown in moderate shade. To avoid any diseases, your soil pH should be 6.5 to 6.8. However, kale is adaptable to higher alkaline situations, even to the pH of 7.5. (Check your pH using a pH testing kit from your cooperative extension service or nursery store.)

Supplement your soil using nitrogen-rich fertilizer or blood meal depending on the outcomes of the soil test. (If you haven’t tested your soil, add a few layers of manure.)

The soil must drain adequately and be supplemented for sensitive leaves. Fertilizer should be applied when sowing (1-1/2 cup of 5-10-10 fertilizer per 25 feet of line into the upper 3 to 4 inches of the earth).

How Long Does Kale Take To Grow?

You may hope to harvest fresh kale within 70 days if you sow it from seeds. From sowing until harvesting, such a plant needs around two months of cooler temperatures.

Relocated kale plants get a jump start over seeds, so they should get ready to be harvested in around 55 days after sowing.

Check this out: When Is It Too Late to Plant Garlic and Harvest?

Growing Kale Seeds

Although kales enjoy the light, too much sunlight can cause them to turn prickly and harsh. They develop best in low conditions, keeping their flavor.

Start the seeds inside about six weeks before your final frost in the springtime to allow the seedlings to develop before the summer’s severe heat.

Sow your plant in the autumn, about six to eight weeks before the first predicted freeze if you would like a winter yield. This crop will be harvested even after the cold has arrived.

Support, Level, and Distance

Sow kale plants 1 1/2 to 2 feet away, at about the same level they were developing in their nursery pot. Seeds must be placed at a depth of around 1/2 inch.

Also Read: Tomato Branches Curling Down

How long does it take for kale seeds to germinate

If you’re curious how long it takes for kale seeds to sprout, you might be amazed. Kale seeds can sprout in as little as 2 to 4 days after planting. Certain seeds may take much longer to germinate. The quick sprouting of kale seeds makes this lush plant an instant favorite.

Kale seeds can be planted directly in the soil or a container. This is the easiest method, needing no equipment, but you must wait till April or May, once the soil has warmed sufficiently. Loosen up the dirt in your selected place to provide a good bed for the kale.

If you have a vegetable patch, you might wish to spread the seeds in a row. This helps distinguish the plants from other weeds, which may sprout easier. To have a perfect line:

  1. Run your fingers or trowel down a stick.
  2. Fill the palm with tiny seeds, then press them to plant thinly down the row and gently top with dirt.
  3. Gently pour in water.

If growing amid other attractive garden plants, do not plant in a row. Instead, plant them in a circular or cross form to distinguish your kale seedlings from the rest of your vegetation.

If you’re planting in a pot, pick a big container with lots of room for the roots to develop and cover it with multipurpose fertilizer. Top with a thick coating of compost after scattering the seeds over the top.

Plants in containers dry out faster than seedlings in the soil, keeping them moist. If you cultivate them for an extended period, treating them with a fluid seaweed feed can benefit them because the nutrition in the manure may diminish after a bit of a while.

You will have to trim your plants once they have sprouted since you will not have enough space to expand them all. Cavolo Nero may develop to reach 90cm x 60cm in dimensions, although dwarf versions can be as small as a beach ball. The good news is that the plants you trim out can be eaten. They are delicious.

Taking Care of Kale


Kale thrives in conditions ranging from full sunlight to partial shade. The plant will develop to its maximum potential if it receives six or so more hours of bright sunlight over most occasions. If you reside in a warm, dry area, though, give your plant little cover, particularly from the scorching, blazing sun. Heat can cause the foliage to wilt and lose taste.


Kale plants want rich ground with heavy inorganic compounds and a somewhat acidic pH. Natural matter’s more excellent nitrogen material is critical for healthy leaf growth. The soil must also drain effectively.


Water the kale crops daily to keep the soil equally wet but not saturated. Kale prefers 1 – 1 1/2 inches of moisture each week. In addition to mild temperatures, damp soil keeps kale greens pleasant and crunchy instead of harsh and bitter. Mulching around the crops will assist in keeping the ground cold and wet.

Also Read: How often to watering sweet potatoes?

Moisture content and temperature

The plant is classified as a cool-weather crop and may withstand moderate cold when grown. Kale grows best in soil temperatures ranging from 60 to 65 ℉. All types, like chilly temperatures, will benefit from a bit of frost. Kale becomes bitter in the hot heat.

Kale is biennial, which means it has two growth stages (or years) to finish its life span. However, it is typically planted annually. If subjected to solid frosts or ice, it will break. However, if the winter weather is moderate and there is enough water, it may be cultivated throughout the season.


Mix the fertilizer into the upper 3 – 4 inches of ground when sowing. Then, water your kale as directed on the fertilizer package during the growth season. Mulch or a high-nitrogen plant fertilizer should be used.

Also Read: How Long Does It Take For Green Beans To Grow?

Kale Harvesting Tips

Kale takes around two months to ultimately grow from when it is planted, although you can pick immature leaves even before the crop matures. More giant leaves should be picked from the edge of the plant, while tiny leaves should be allowed to develop from the center.

Kale greens may be harvested many times out of the same crop. Store gathered kale blades in an open plastic bag to keep humidity. After harvesting, kale leaves may be stored in the fridge for a week or so.

Picking Baby Kale

However, gathering baby kale takes less time than over-harvesting full-sized kale. After sowing the seeds, you may begin harvesting young kale leaves in around 25 days. Once the plants are approximately 4 inches, the baby kale is suitable for gathering and serving.

Baby kale is simple to pick. Grab a bunch of the tiny plants and chop the stems using a fine knife or scissors. To permit the leaves to regenerate, leave around 2 inches of stems on every plant.

Diseases & Pest problems

Several brassica pests and illnesses attack kale, including cabbage moths, aphids, slugs, snails, and other soil-borne diseases. Onions, potatoes, beets, and artichokes are all excellent companion plants.

Raising kale during the cold months keeps many bug problems at bay. Because fungi grow in damp soil, the soil must be well-drained to resist diseases. Crop rotation is advised, so that species of cabbage group are not produced in the exact location the following season. This decreases the possibility of pests and pathogens accumulating in the ground.


A given plant can generate hundreds of seeds, which must be stored properly to be viable. Please put them in paper bags or glass containers.

On its side to the center of the frame, a little white ceramic container has Brassica oleracea seeds pouring out onto a wooden surface. Beside it are several tiny microgreens with a bit of earth on the ends of the stems. Once wrapped, they must be stored in a cold, dark place to maintain their moisture levels.

Temperatures about 50°F and humidity levels of 40 % are optimum, making the vegetable section in your fridge a suitable storage location.

Unheated basements, gardening sheds, and vegetable cellars are all suitable options. If the temperature in the unheated regions is near freezing, put your seeds pot in a compact plastic beverage cooler before storage. They may be kept alive for up to 4 years if properly preserved.


Kale is a multipurpose kitchen staple that is simple to prepare for both novice and experienced vegetable plotters. Many types are accessible to cultivate in the Uk environment, ranging from curly red & frizzy green to the grand deliciously salty leaf of Cavolo Nero.

The best part is that they can be planted anywhere there is some outdoor area—plant in vegetable patches directly in the ground or in a pot on a patio or balcony.

They aren’t picky with soil and can work in bright and shaded conditions. Many people believe that the majestic or ruffled blades are elegant enough to stand out among plants and flowers.

Growing from seeds is an inexpensive way to feed yourself fresh leaves throughout the fall, cold, and spring, harvesting entire or plucking side stems to add to mix stews and salads.

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