The Ultimate Guide to Successfully Planting Asparagus: Top Tips for Growing Asparagus Effortlessly


Growing asparagus is a rewarding experience for any vegetable gardener. Asparagus is a perennial plant that can thrive for many years, producing bountiful harvests season after season. To ensure success, it is important to know the best way to plant asparagus.

First and foremost, choosing the right site is crucial. Asparagus prefers well-drained soils with a pH between 6.0 and 7.0. The site should receive full sunlight throughout the day, as asparagus plants need at least 6 to 8 hours of direct sunlight to grow properly. It is also recommended to select a spot where the asparagus bed will not be disturbed, as the plants can become weak and die if their roots are disturbed.

When planting asparagus, it is best to use crowns rather than seeds. Crowns are the part of the asparagus plant that is below ground, and they can be simply planted in pre-dug trenches. The crowns should be placed at the bottom of the trenches with the leaflets facing upwards. It is important to keep the crowns spaced at least 18 inches apart to allow room for the ferns to grow.

After planting, the asparagus bed should be filled with soil and the crowns should be covered with a layer of compost or aged manure. This will provide the necessary nutrients for the plants to grow. Fertilizing the bed is also recommended during the growing season to ensure healthy growth.

Once the asparagus plants are established, they will continue to produce spears year after year. It is important to harvest the spears in a timely manner to encourage continuous growth. Harvesting should begin in the second or third year after planting, and it is recommended to only harvest the spears that are at least 6 inches tall.

In conclusion, growing asparagus can be a fulfilling and long-lived endeavor for any vegetable gardener. By following the best way to plant asparagus, you can enjoy bountiful harvests for years to come. Remember to choose the right site, plant crowns instead of seeds, and harvest with care. With these helpful tips, you can grow asparagus with ease and enjoy the delicious yields it provides.

Growing Vegetables Asparagus fact sheet

If you want to grow asparagus, it’s important to know some key facts about this vegetable. Asparagus is a perennial crop, meaning it will come back every year. It is grown from roots, which are also known as crowns. These roots need to be planted in the right location, as they will stay there for many years.

When selecting a location for your asparagus plantings, choose a spot where the soil is well-drained and receives full sun. Asparagus prefers sandy loam soils, but it can tolerate a wide range of soil types. It is important to avoid areas with heavy clay soils, as these can lead to poor drainage and waterlogged roots.

Before planting, it is a good idea to test the soil pH. Asparagus prefers a pH of 6.5 to 7.5. If the pH is too low, you may need to add lime to raise it. If the pH is too high, sulfur may need to be added to lower it. Testing the soil will help you determine what adjustments, if any, need to be made before planting.

Asparagus has both male and female plants, but only the male plants are allowed to produce spears. For the best yields, it is recommended to select all-male varieties. These varieties produce more spears and are less likely to be affected by diseases such as rust.

When planting asparagus, it is important to dig a trench that is about 8-10 inches deep. Fill the trench with a mixture of compost and topsoil, ensuring that the roots are not exposed and are covered at least an inch below the surface.

After planting, it is important to provide regular water to help establish the plants’ root systems. Watering should continue throughout the growing season, especially during dry periods. However, be cautious not to overwater, as this can lead to root rot.

Asparagus plants need to be protected from weeds, as these can compete for nutrients and water. It is important to keep the area around the plants weed-free by regularly pulling out any unwanted growth. Adding a layer of mulch can also help suppress weed growth.

Asparagus plants need a period of frost to trigger their dormancy and prepare for the next growing season. After the first frost, the ferns should be cut back to ground level and then mulched to protect them from severe winter temperatures.

Asparagus is a long-term investment, as it takes several years for the plants to reach their full production potential. It is recommended to wait at least two years before harvesting any spears. This will allow the plants to establish a strong root system and produce higher yields in the future.

Asparagus is a versatile vegetable that can be enjoyed fresh, steamed, grilled, or roasted. It is a great addition to any garden and makes for a delicious and nutritious addition to your meals. Follow these guidelines and you’ll be enjoying your own homegrown asparagus in no time!


  • New Hampshire Garden Information Sheet


Asparagus is a popular vegetable that is known for its delicious taste and numerous health benefits. It is a perennial plant that can be grown in home gardens or larger commercial settings. Growing asparagus requires some planning and preparation, but with the right steps, it is a relatively easy plant to cultivate.

One important factor to consider when planting asparagus is the proper spacing. Asparagus plants should be spaced about 18 inches apart, with rows that are 4 to 5 feet apart. This ensures that each plant has enough room to grow and develop a strong root system.

Before planting, it is recommended to prepare the soil by removing any weeds or grass that may compete with the asparagus for nutrients. Adding compost or well-rotted manure to the soil can also help improve its fertility and provide essential nutrients for the plants.

Asparagus can be planted either from seeds or young one-year-old crowns. Planting from crowns is generally better for beginners, as it allows for faster establishment and a quicker harvest. Crowns should be planted in holes that are about 6 inches deep, with the roots spread out in the hole. Once planted, the soil should be gently pressed down around the crown to ensure good contact.

After planting, it is important to provide proper care for the asparagus plants. This includes regular watering, especially during dry periods, and fertilizing with a balanced fertilizer once the plants start to grow. Asparagus ferns should be allowed to grow throughout the summer to build up additional nutrients in the roots for next year’s harvest.

Care should be taken to avoid common pests and diseases that can affect asparagus, such as fusarium wilt and rust. Regularly inspecting the plants for any signs of disease, such as rusty spots on the ferns, can help prevent the spread of these issues. If any issues are noticed, it is recommended to consult with a local garden center or extension office for advice on how to treat them.

Asparagus is typically harvested in the spring, once the ferns start to die back. The harvest can continue for several weeks, with larger spears being harvested first. To harvest, simply cut the spears at ground level, being careful not to damage the surrounding plants. It is important to stop harvesting once the spears become smaller and thinner, as this indicates that the plant needs to focus on building energy for the next growing season.

In conclusion, growing asparagus can be a rewarding experience for any gardener. By selecting a sunny and fertile spot in the garden, providing proper care, and avoiding common mistakes, it is possible to enjoy a bountiful harvest of this delicious and nutritious vegetable.

Growth Characteristics

Asparagus is a long-lived perennial vegetable that can be harvested for many years once it is established. It is grown from crowns, which are available for planting in early spring. Asparagus needs a well-drained site with fertile soil and plenty of sunlight. It is best to plant asparagus in rows, with the plants spaced about 18 to 24 inches apart.

Growing asparagus is a slow process, as it takes a few years before you can begin harvesting. In the first year, the asparagus plants will produce very thin spears, which should be left to grow and develop into fern-like leaves. These leaves are important for the plant’s energy production and will help it to become established. In the second year, you can start harvesting spears, but only for a short period of time, to allow the plants to continue growing. By the third year, you can harvest the spears for a longer period, typically from late April to early June.

Asparagus plants are often grown from seeds, which can be purchased from seed producers or harvested from open-pollinated plants. Starting from seed allows you to manage the quality of the asparagus plants and choose the best varieties for your specific growing conditions. However, growing from seeds takes longer and requires more care and attention than growing from crowns.

One helpful tip is to incorporate organic matter, such as compost or well-rotted manure, into the soil before planting. This improves the soil’s fertility and provides essential nutrients for the growing asparagus plants. Additionally, it is important to control weeds in the asparagus patch, as they can compete with the plants for nutrients and water.

Asparagus plants have deep roots, which makes them more resistant to drought and less susceptible to soil erosion. However, they still need to be watered regularly, especially during dry periods. A drip irrigation system works well for providing water directly to the plant’s roots. Asparagus plants also benefit from an annual application of fertilizer to ensure their health and productivity.

It should be noted that asparagus ferns are toxic to pets and should be kept away from them. Additionally, asparagus plants are susceptible to some pests and diseases, such as fusarium wilt and asparagus beetles. Regular monitoring and timely treatment can help manage these issues and ensure a healthy crop.

Overall, asparagus is a rewarding vegetable to grow. With proper care and attention, you can enjoy a bountiful harvest of delicious and nutritious spears for many years to come.


Growing Conditions

Asparagus is a hardy perennial plant that thrives in well-drained soil and full sunlight. To ensure success in growing asparagus, it is important to provide the best possible conditions for the plant to thrive. Here are the key growing conditions to consider:

  • Soil: Asparagus prefers a soil that is well-drained, as the plants can rot in wet soil. It is best to choose a location with sandy or loamy soil that has good drainage.
  • Sunlight: Asparagus plants need full sunlight to grow and produce a good crop. Choose a location that receives at least 6-8 hours of direct sunlight each day.
  • Planting: Asparagus is typically planted in trenches or furrows that are five inches deep. The plants should be spaced 12-18 inches apart in the row, with rows that are about four to five feet apart.
  • Frost: Asparagus plants are frost-tolerant and can withstand temperatures as low as 32 degrees Fahrenheit. However, it is best to wait until after the last frost of the season to plant asparagus crowns.
  • Weed control: Asparagus plants require weed-free soil to grow well. It is important to keep the area around the plants free of weeds, as they can compete with the asparagus for nutrients and water.
  • Fertilizing: Asparagus plants benefit from regular fertilizing to promote larger spear growth. A balanced fertilizer, such as a 10-10-10, can be applied in early spring and then again after the first harvest.

By providing the best growing conditions for your asparagus plants, you can ensure a bountiful harvest of delicious spears year after year. With proper care and attention, your asparagus plantings can continue to yield high-quality spears for many years to come.

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Dr Heidi Parkes

By Dr Heidi Parkes

Senior Information Extension Officer QLD Dept of Agriculture & Fisheries.