How Long Does It Take To Grow Broccoli Sprouts?

Have you ever wondered how long it takes to grow those delicious and nutritious broccoli sprouts? Well, fret no more, because we have the answer for you! Growing broccoli sprouts is not only a fun and rewarding experience but also a relatively quick one. In just a matter of days, you can have your very own fresh and crunchy sprouts ready to be enjoyed in salads, sandwiches, or as a flavorful topping for your favorite dishes. So, let’s discover the exciting journey of growing broccoli sprouts and uncover the secret to their speedy growth!

Factors Affecting Broccoli Sprouts Growth

Variety of broccoli sprouts

The variety of broccoli sprouts you choose to grow can significantly affect their growth. Different varieties have distinct characteristics, growth rates, and flavor profiles. Some varieties may have faster growth rates than others, while some may be better suited to specific growing conditions. It is important to research and select a variety that is well-suited to your climate and preferences.

Growing conditions

The growing conditions in which broccoli sprouts are cultivated play a crucial role in their growth and development. Factors such as temperature, humidity, sunlight exposure, and soil quality can greatly impact their growth rate. Providing optimal growing conditions, such as maintaining a consistent temperature, ensuring adequate sunlight, and providing nutrient-rich soil, can promote healthy and fast growth of broccoli sprouts.

Seed quality

The quality of the seeds used for growing broccoli sprouts is another crucial factor that affects their growth. High-quality seeds that are fresh, viable, and disease-free are more likely to germinate and produce healthy sprouts. It is recommended to source seeds from reputable suppliers to ensure the best quality. Additionally, proper storage of seeds in a cool and dry place can help maintain their viability and increase the chances of successful sprout growth.

Germination Stage

Germination time

The germination time for broccoli sprouts can vary depending on several factors, including seed variety and environmental conditions. On average, broccoli sprouts take approximately 3 to 5 days to germinate. During this stage, the seeds absorb water and begin to sprout as the embryonic roots and shoots emerge from the seed. It is important to provide adequate moisture and warmth during this stage to promote successful germination.

Ideal temperature for germination

Broccoli sprouts prefer a consistent temperature range of 70 to 75°F (21 to 24°C) for optimal germination. Temperature fluctuations can significantly affect the germination process and delay sprout growth. Using a heating pad or placing the seeds in a warm area can help maintain the ideal temperature and promote quicker and more uniform germination.

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Required moisture levels

Moisture is essential for the germination of broccoli sprouts. The seeds should be kept consistently moist, but not overly saturated, during the germination stage. Proper watering techniques, such as misting the seeds with water or using a spray bottle, can help maintain the required moisture levels. It is important to ensure that the seeds do not dry out or become waterlogged, as both conditions can hinder germination.

Growth Stage

Time to reach maturity

The time it takes for broccoli sprouts to reach maturity varies depending on the variety and growing conditions. On average, broccoli sprouts reach maturity within 7 to 10 days after germination. However, certain varieties may take longer or shorter periods to mature. Regular monitoring and observation of the sprouts can help determine the ideal time for harvesting.

Optimal temperature for growth

During the growth stage, broccoli sprouts thrive in temperatures ranging from 60 to 70°F (15 to 21°C). Cooler temperatures can slow down growth, while excessive heat can cause the sprouts to wilt or bolt. Providing the sprouts with consistent temperatures within the optimal range can promote healthy growth and development.

Light requirements

Broccoli sprouts require ample light for proper growth. They thrive in direct sunlight or bright, indirect light for approximately 10 to 12 hours a day. Insufficient light can lead to leggy sprouts or stunted growth. It is important to place the sprouts in a location that receives adequate sunlight or use artificial lighting, such as fluorescent or LED grow lights, to provide the required amount of light.

How Long Does It Take To Grow Broccoli Sprouts?

Growing Methods

Soil-based method

The soil-based method is a traditional approach to growing broccoli sprouts. It involves planting the seeds directly into nutrient-rich soil and providing regular watering and sunlight. This method allows for natural nutrient uptake and promotes healthy root growth. Soil-based cultivation can be suitable for outdoor garden beds or indoor pots, provided that the soil is well-draining and fertile.

Hydroponic method

Hydroponic growing is a soil-less method that involves cultivating plants in a nutrient-rich water solution. It provides precise control over the growing conditions, including temperature, pH, and nutrient levels, resulting in faster and more efficient sprout growth. Hydroponic systems can be set up indoors using containers or specialized hydroponic kits.

Sprouting jar method

The sprouting jar method is a simple and inexpensive way to grow broccoli sprouts. It involves using a wide-mouthed jar, covered with a mesh or sprouting lid, to allow for drainage and air circulation. The seeds are soaked and rinsed within the jar at regular intervals to promote germination and growth. This method is particularly suitable for small-scale sprouting at home.

Time Needed for Harvesting

When to start harvesting

Broccoli sprouts can be harvested once they have reached the desired size, usually when they are around 2 to 3 inches in length. It is recommended to start harvesting when the sprouts have developed a pair of true leaves. Waiting too long to harvest can result in the sprouts becoming tough or bitter in taste. Regularly monitoring the sprouts’ growth and appearance can help determine the appropriate time to start harvesting.

Harvesting timeline

The harvesting timeline for broccoli sprouts can vary depending on various factors, including the variety, growing conditions, and personal preference. On average, broccoli sprouts are ready for harvesting within 7 to 14 days after germination. Continuous harvesting can be practiced by harvesting a portion of the mature sprouts while allowing the remaining ones to grow further. This ensures a steady supply of fresh sprouts over an extended period.

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Factors influencing harvest time

Several factors can influence the time needed for harvesting broccoli sprouts. These include the temperature, light exposure, watering practices, and nutrient availability. Cooler temperatures and limited light can slow down growth, while warmer temperatures and adequate light can promote faster growth. Consistently providing the sprouts with proper moisture and nutrients can also contribute to faster growth and earlier harvest.

Fast-Growing Broccoli Sprouts Varieties

Brassica rapa

Brassica rapa, also known as turnip or field mustard, is a fast-growing variety of broccoli sprouts. It is known for its tender leaves and mild flavor. Brassica rapa sprouts typically reach maturity within 7 to 10 days after germination, making them an ideal choice for those seeking quick yields.


Apollo is a popular fast-growing variety of broccoli sprouts. It typically reaches maturity within 7 to 9 days after germination. Apollo sprouts have a mild and slightly sweet flavor, making them versatile for use in a variety of dishes, such as salads, sandwiches, and stir-fries.


Calabrese is another fast-growing broccoli sprouts variety, known for its dense and tightly-packed heads. It usually reaches maturity within 8 to 10 days after germination. Calabrese sprouts have a crisp texture and a slightly bitter taste, adding a flavorful punch to salads and other dishes.

Slow-Growing Broccoli Sprouts Varieties

Purple Sprouting

Purple Sprouting is a slow-growing variety of broccoli sprouts that typically takes 10 to 14 days to reach maturity. This variety produces vibrant purple-colored florets and has a slightly sweeter taste compared to other broccoli sprouts varieties. Purple Sprouting sprouts are a visually appealing addition to salads and stir-fries.


Romanesco is a unique and slow-growing variety of broccoli sprouts that have distinct, cone-shaped florets. It typically takes 12 to 16 days to reach maturity. Romanesco sprouts have a nutty flavor and a visually striking appearance, making them a popular choice for garnishes and creative dish presentations.


Belstar is a slow-growing variety of broccoli sprouts that is known for its large, compact heads. It usually takes 12 to 14 days to reach maturity. Belstar sprouts have a sweet and mild flavor, making them suitable for various culinary applications, including soups, stir-fries, and steamed dishes.

Factors to Speed Up Growth

Optimal growing conditions

Providing optimal growing conditions is essential for speeding up the growth of broccoli sprouts. This includes maintaining a consistent temperature within the ideal range, providing adequate sunlight or artificial lighting, ensuring proper airflow and ventilation, and using nutrient-rich soil or hydroponic solutions. Keeping these conditions optimized can help accelerate sprout growth and shorten the time to maturity.

Proper watering and fertilization

Watering and fertilization play a crucial role in promoting faster growth of broccoli sprouts. The sprouts should be watered regularly to ensure consistent moisture levels, without overwatering or allowing the soil to dry out. Fertilizing the sprouts with a balanced, organic fertilizer or using hydroponic nutrient solutions can provide the necessary nutrients for robust growth. However, it is important to follow the recommended watering and fertilization guidelines to avoid causing stress or nutrient imbalances.

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Choosing fast-growing varieties

Selecting fast-growing broccoli sprouts varieties, such as Brassica rapa, Apollo, or Calabrese, can significantly speed up the growth process. These varieties have shorter maturity periods and are genetically predisposed to faster growth rates. By choosing these varieties, you can ensure quicker harvests and a more efficient sprouting process.

Factors That Slow Down Growth

Suboptimal growing conditions

Unfavorable growing conditions can slow down the growth of broccoli sprouts. Factors such as extreme temperatures, inadequate lighting, poor airflow, and improper moisture levels can negatively impact sprout growth rates. It is important to address and optimize these conditions to prevent stunted or delayed growth.

Inadequate watering and fertilization

Inconsistencies in watering and fertilization can hinder the growth of broccoli sprouts. Overwatering or underwatering can stress the plants and inhibit root development. Similarly, insufficient or imbalanced nutrient supply can result in nutrient deficiencies or toxicities, leading to slower growth. It is crucial to establish a consistent watering and fertilization routine, tailored to the specific needs of the sprouts, to promote healthy and continuous growth.

Choosing slow-growing varieties

Certain varieties of broccoli sprouts naturally have slower growth rates. If you are looking to speed up the growth process, it is important to avoid selecting these slow-growing varieties, such as Purple Sprouting, Romanesco, or Belstar. These varieties may require longer periods of time to reach maturity, and choosing them can lengthen the overall growing timeline.

Harvesting and Storing Broccoli Sprouts

Methods of harvesting

There are different methods you can use to harvest broccoli sprouts, depending on personal preference and the intended use. One common method is to use sharp scissors or a knife to snip the sprouts just above the soil level. Another method is to gently pull the mature sprouts from the plant, taking care not to damage the remaining sprouts or the roots. Harvesting methods vary, and it is important to choose a method that minimizes damage to the sprouts and allows for continued growth of the remaining sprouts.

Storage recommendations

To maximize the shelf life and maintain the freshness of harvested broccoli sprouts, it is recommended to store them properly. The sprouts can be stored in airtight containers or plastic bags in the refrigerator. It is important to remove any excess moisture from the sprouts before storage to prevent rotting. Stored in this manner, broccoli sprouts can maintain their quality for up to 5 to 7 days.

Tips for maintaining freshness

To ensure the freshness and quality of broccoli sprouts, there are several tips you can follow. Firstly, it is important to thoroughly rinse the sprouts before consumption to remove any dirt or debris. Additionally, storing the sprouts in a cool and well-ventilated area of the refrigerator can help prevent wilting or spoilage. It is also advisable to consume the sprouts as soon as possible after harvesting to enjoy their optimal taste and texture. By following these tips, you can prolong the freshness of broccoli sprouts and enhance their culinary experience.

In conclusion, growing broccoli sprouts successfully involves considering various factors that affect their growth and development. From selecting the right variety and providing optimal growing conditions to understanding the germination and growth stages, every step plays a crucial role in ensuring healthy and abundant sprout production. By implementing proper cultivation methods, selecting suitable varieties, and addressing potential growth inhibitors, you can enjoy the satisfaction of harvesting and savoring your homegrown broccoli sprouts.