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Growing Broccoli Indoors from Seed: The Complete Guide”

Dr Ahsanur Rahman, PHD

About the Author

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Dr Ahsanur Rahman, PhD, is a Bangladeshi forest researcher who has worked extensively on the ecology and management of the country's forests. He has authored or co-authored over 100 scientific papers and is widely recognized as an expert on the subject. Dr Rahman is currently working as a senior Research Officer at, Forest Protection Division (Forest Pathology), Bangladesh Forest Research Institute, Chittagong, Bangladesh.

Name: Dr Ahsanur Rahman, PHD

Email: [email protected]

To grow broccoli indoors from seed, you’ll need to start with a high-quality seedling mix and some well-draining soil. Sow your seeds in late winter or early spring, and water them regularly. When the seedlings are big enough to handle, thin them out so that they’re about 6 inches apart.

Once they’ve grown to be about 4 inches tall, transplant them into individual pots. Keep them well watered and fertilized, and wait for harvest!

If you’re looking to add some green to your indoor garden, broccoli is a great option! Not only is it relatively easy to grow, but it’s also packed with nutrients. Plus, growing your own broccoli means you can enjoy it fresh from the plant – no more grocery store greens that have been sitting around for who knows how long!

Here’s everything you need to know about growing broccoli indoors from seed: 1. Choose the right type of seed. There are many different varieties of broccoli, so do some research to find one that will be well suited for indoor growing conditions.

Some good options include ‘Green Goliath’ and ‘Early Purple Sprouting’. 2. Start seeds in pots or trays filled with high quality potting mix. Make sure the mix is moistened before planting the seeds.

Sow the seeds thinly, then cover with a thin layer of potting mix or vermiculite. 3. Keep the soil moist (but not wet) and warm until germination occurs, which usually takes 7-10 days. Once the seedlings emerge, they’ll need 14-18 hours of light per day – you can use fluorescent tubes or LEDs placed close to the plants.

If you don’t have enough natural light coming into your home, consider using grow lights specifically designed for plants.

How to Grow Broccoli – Complete Guide – Seed to Harvest

How Do You Grow Broccoli from Seed Indoors?

If you want to grow broccoli from seed indoors, there are a few things you need to do. First, find a good quality seed that is suited for indoor growing. You can find these at most garden stores or online retailers.

Next, fill a planting container with soil and water it well. Once the soil is moistened, sow the seeds thinly and evenly across the surface of the soil. Cover the seeds with a thin layer of sand or vermiculite and place the container in a warm location out of direct sunlight.

Keep the soil moist but not soggy and in 7-10 days the seeds should germinate. Once they have sprouted, thin out the seedlings so that only one plant remains per pot. Transplant them into individual pots filled with fresh potting mix once they reach about 4 inches tall.

Continue to water them regularly and fertilize them every 2-3 weeks with an all purpose fertilizer. In 6-8 weeks your broccoli plants should be ready to harvest!

Can I Start Broccoli Seeds Indoors?

You can most certainly start broccoli seeds indoors! In fact, starting your broccoli seeds indoors is a great way to get a jump on the growing season. Broccoli is a cool-weather crop, so it can be one of the first things you plant in the spring.

By starting your seeds indoors, you can transplant them outdoors about 6 weeks before the last frost date in your area. Here are some tips for starting broccoli seeds indoors: • Use peat pots or plug flats filled with a high quality seed starting mix.

Moisten the mix thoroughly before planting. • Sow 2-3 seeds per pot or cell, and thin to the strongest seedling once they have germinated. • Planting depth should be about ¼ inch deep.

Gently firm soil over seeds after planting. • Place flats or pots in a warm location (70-75°F is ideal) until seeds germinate, which will take about 5-10 days. Once seedlings emerge, provide light by placing flats under fluorescent tubes set 4 inches above the plants; or use compact fluorescents placed 8-12 inches above plants for 16 hours each day.

If using artificial lights, supplement natural sunlight as well if possible to give plants 14-16 hours of total daily light exposure for best growth.

What is the Best Way to Grow Broccoli from Seed?

Growing broccoli from seed is a great way to get started with gardening. It is a fast growing crop that can be harvested in as little as 60 days. Plus, home grown broccoli tastes so much better than store bought!

Here are some tips on how to grow broccoli from seed: 1. Start your seeds indoors about 6-8 weeks before the last frost date in your area. Sow them in peat pots or trays filled with sterile potting mix.

Use a heat mat if necessary to keep the soil warm (around 70 degrees Fahrenheit). Keep the soil moist but not wet and fertilize every other week with a half-strength liquid fertilizer. 2. When it is time to transplant your seedlings outdoors, choose a sunny spot in your garden with well-drained soil.

Broccoli prefers slightly acidic soils with a pH between 6.0 and 7.0. Amend the soil with compost or aged manure before planting if necessary. 3. Plant your seedlings 18-24 inches apart, depending on the variety of broccoli you are growing .

Water well after planting and mulch around the plants to help retain moisture and control weeds . 4.* side note* If you want to extend your harvest, plant every 2-3 weeks until mid-summer for continuous harvesting through fall . 4. Harvest when the heads are firm and tight , usually 60-70 days after transplanting .

Cut off the entire head , being careful not to damage any of the unopened flower buds below . You can expect 1 – 2 pounds of broccoli per 10 foot row .

How Long Does It Take to Grow Broccoli from Seed?

It takes about 50 to 60 days for broccoli to grow from seed. The actual time it takes will depend on the variety of broccoli, the growing conditions, and whether or not the seeds have been pretreated. Broccoli is a cool-weather crop, so it is best planted in early spring or fall.

In most areas, you can direct sow broccoli seeds outdoors about 2 weeks before the last average frost date. If you want to get a jump on the season, you can start seeds indoors 4 to 6 weeks before transplanting them outdoors. To plant broccoli seeds, simply press them into moistened soil about ½ inch deep.

Keep the soil moist but not soggy until seedlings emerge, which should happen within 7 to 10 days. Once they are up, thin the seedlings so that they are spaced 12 to 18 inches apart. Fertilize your plants when they are 4 to 6 inches tall using a half-strength fertilizer solution applied at the base of each plant; thereafter, fertilize every 3 to 4 weeks using a quarter-strength solution.

Growing Broccoli Indoors from Seed: The Complete Guide


How to Grow Broccoli from Stem

Are you looking for a way to add some extra nutrition to your diet? Why not try growing broccoli from stem? Broccoli is a nutrient-rich vegetable that is packed with vitamins A, C, and K. It also contains fiber and minerals like manganese and potassium.

Growing broccoli from stem is easy and only takes a few weeks. Here’s how to do it: 1. Start by finding a fresh broccoli stalk at your local grocery store or farmers market.

Avoid stalks that are wilted or have brown spots. 2. Cut off the florets (the green part) of the stalk, leaving about 2 inches of stem attached. 3. Fill a pot with fresh potting soil and place the stalk in the center of the pot.

Make sure that the soil is moist but not wet. Water your stalk once per week, making sure to never let the soil dry out completely. 4. Place your pot in an area that receives indirect sunlight and wait for new growth to appear.

In about 2-3 weeks, you should see small green buds forming along the length of the stalk. These will eventually turn into full-fledged broccoli florets!

How to Grow Broccoli from Seeds in Pots

If you’re looking to add some broccoli to your veggie patch this year, why not start from seed? Growing broccoli in pots is easy and economical, and gives you the satisfaction of starting your plants from scratch. Plus, you can enjoy fresh-picked broccoli all season long!

Here’s how to do it: Fill a pot or container with quality potting mix, and wet it thoroughly. Sow seeds thinly over the surface of the soil, then cover with a thin layer of vermiculite or fine sand.

Place the pot in a warm spot out of direct sunlight, and keep the soil moist but not soggy. After around 10 days, when the seedlings are big enough to handle, thin them out so that only the strongest plants remain. Transplant these into individual pots or into your garden bed, spacing them 45cm (18in) apart.

Water well and keep an eye out for pests and diseases. Once your plants are established, they should start producing little green buds which will eventually turn into delicious heads of broccoli. Harvest these while they’re still small – around 10-15cm (4-6in) in diameter – for the best flavour.


How Many Broccoli Seeds Per Hole

When it comes to planting broccoli, the number of seeds you’ll need per hole depends on a few factors. If you’re starting with fresh seed, you’ll need about 4-5 seeds per hole. If you’re using older seed, you may only need 2-3 seeds per hole.

The size of your holes will also affect how many seeds you’ll need – if they’re large, you may be able to get away with fewer than if they’re small. Once you’ve determined how many seeds to put in each hole, the next step is to plant them! Make sure to plant your broccoli in an area that gets full sun and has well-drained soil.

When planting, be sure to plant the seeds at a depth of about 1/2 inch (1 cm). Once they’ve been planted, water them well and keep the soil moist until they sprout. With proper care, your broccoli plants should start producing heads in about 75 days.

You can begin harvesting when the heads are 6-8 inches (15-20 cm) in diameter – just cut them off at the stem and enjoy!

Growing Broccoli from Seed Indoors

If you’re looking to add some broccoli to your indoor garden, you can do so by growing broccoli from seed. While it may take a little bit of effort to get your seeds started indoors, the results are well worth it! Here’s what you need to know about growing broccoli from seed indoors:

What You’ll Need: – Broccoli seeds – A planting container (a small pot or tray will do)

– Potting mix – Water

How to Grow Broccoli in Pots

Broccoli is a delicious and nutritious vegetable that can be easily grown in pots. Here are some tips on how to grow broccoli in pots: 1. Choose a pot that is at least 12 inches deep and has drainage holes.

2. Fill the pot with a high-quality potting mix. 3. Plant the broccoli seeds or seedlings about 6 inches apart. 4. Water the plants regularly, keeping the soil moist but not wet.

5. Apply a fertilizer every 2-3 weeks during the growing season.

When to Start Broccoli Seeds for Fall Planting

As the weather starts to cool down in autumn, many gardeners begin to think about what they can plant for a fall crop. One vegetable that is well-suited for planting in late summer or early fall is broccoli. If you want to have fresh broccoli to harvest in October or November, now is the time to start seeds!

Here are a few things to keep in mind when starting broccoli seeds for a fall crop: 1. The best time to plant broccoli seeds is 6-8 weeks before your expected first frost date. This will ensure that the plants have enough time to mature and produce heads of broccoli before the cold weather sets in.

2. Start seeds indoors in pots or trays filled with seed-starting mix. Once the seedlings have emerged and grown their first true leaves, transplant them into larger pots or outdoor beds. 3. Keep seedlings well-watered, but don’t overdo it – too much water can encourage fungal diseases.

Water at ground level rather than from above to avoid wetting the foliage (which can also lead to disease problems). 4. Fertilize every 2 weeks with a half-strength solution of liquid fertilizer such as fish emulsion or kelp extract.


If you want to grow broccoli indoors from seed, it is possible with the right guide. This blog post provides a complete guide on how to do so, including what type of soil and container to use, how to plant the seeds, and how to care for the plants. By following these instructions, you can successfully grow broccoli indoors.