Simply Trees

Blue Lily of the Nile

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$108.00

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Once a weekFull sunDeer resistantSummer
  • Vibrant Blue Blooms: Features eye-catching clusters of blue flowers on tall stalks, blooming in summer.
  • Attracts Pollinators: The flowers are a magnet for bees and butterflies, enhancing garden biodiversity.
  • Drought-Tolerant: Once established, it requires minimal watering, making it suitable for water-wise gardens.


More Details

The Blue Lily of the Nile, scientifically known as Agapanthus africanus, is a striking perennial that adds a touch of the exotic to gardens and landscapes. This plant is renowned for its bold blue to violet flower clusters that draw in various pollinators. With proper care, the Blue Lily of the Nile flourishes in diverse climates and boasts extended flowering seasons, making it a prime choice for gardeners desiring to accentuate their outdoor space with nature's sophisticated charm.

Growth rate: Moderate growth rate; mature height of 2-3 feet and width of 2 feet.

Please note: Images on our website depict plants and trees at full maturity to showcase their expected grown characteristics. These images are illustrative examples only and do not represent the size of plants or trees upon delivery.

Pruning: While Agapanthus typically doesn't require much pruning, you can remove faded flowers to encourage continuous blooming. In late fall or early spring, you may trim back any frost-damaged foliage to keep the plant tidy.

Fertilization: Feed your Blue Lily of the Nile with a balanced fertilizer in early spring to encourage healthy growth and abundant blooms. Follow the package instructions for application rates.

Winter Protection: Agapanthus is generally hardy but might need some protection in colder climates. Apply a thick layer of mulch around the base of the plant to insulate the roots during the winter months.


Choose a sunny to partially shaded spot with well-draining soil. Dig a hole twice as wide as the root ball and the same depth. Plant the Agapanthus, backfill with soil, and water thoroughly. Space plants about 18-24 inches apart to allow for mature growth.

The Blue Lily of the Nile thrives in full sun to partial shade, receiving at least 6 hours of sunlight per day. Water regularly, keeping the soil evenly moist during the growing season. Once established, it can tolerate some drought, but it's best to water during extended dry periods.

We process and ship your order as quickly as possible, typically within 1-3 business days. You will receive a shipping confirmation with tracking information once your item(s) ship.

We have perfected packaging and shipping plants & trees! That is why we DO NOT use any third-party fulfillment like most other online retailers. Your trees go straight from our farm to your door, safely packaged by our team of seasoned professionals. Our process ensures your plants leave our facility and arrive to your door in the best condition possible!

In cases of extreme cold or hot weather, we may temporarily delay shipping to ensure the well-being of your plants. Our primary focus is on delivering healthy and thriving plants to you. Rest assured, we'll make every effort to notify you of any delays promptly.

Please allow additional ship times during inclement weather and sale periods. We do not process or ship orders on the weekend or U.S. Holidays. Simply Trees is not responsible for delays due to carriers, local disruptions, or weather.

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At Simply Trees, we're committed to your satisfaction. If your plants arrive considerably damaged or sustained damage beyond the point of recovery, please contact us within five days at sales@simplytrees.store with clear photos for assistance. Our 30-day guarantee covers issues after planting, subject to our terms and conditions. We can't cover plants in the wrong climate or with inadequate care, but we're here to help in other situations. For a detailed understanding of our 30-day guarantee and how we ensure a fair process, click here to learn more.

USDA GROW ZONE:

Zones 8-11

Blue Lily of the Nile is suited for USDA Zones 8-11. It prefers well-drained soil and performs best in full sun to partial shade. In cooler climates, it can be grown as an annual or overwintered indoors. This plant is adaptable to a range of soil types but thrives in conditions that offer a balance of moisture and good drainage.

Frequently Asked Questions

Blue Lily of the Nile can vary in size depending on the cultivar and growing conditions, but in general, you can expect the following size characteristics:

Height: Blue Lily of the Nile typically reaches a height of 1 to 3 feet when mature. Some taller cultivars can occasionally grow slightly taller, while dwarf varieties may stay shorter.

Spread: The spread of Blue Lily of the Nile is usually similar to its height, with a spread of 1 to 3 feet. As the plant matures and forms clumps, it may become wider.

These size ranges make Blue Lily of the Nile a versatile plant that can be used in various garden settings, including borders, containers, and mixed perennial beds. It's known for its attractive, strap-like leaves and clusters of beautiful blue or white flowers, making it a popular choice for ornamental landscaping. Keep in mind that proper care, including adequate sunlight, well-draining soil, and regular maintenance, can influence the plant's size and overall health.

The growth rate of Blue Lily of the Nile can vary depending on several factors, including environmental conditions, cultivar, and care provided. In general, here's what you can expect in terms of growth rate:

Establishment Period: When you first plant Blue Lily of the Nile, it may take some time to establish a strong root system and start producing flowers. During the first year or two, growth may be relatively slow as the plant focuses on root development.

Mature Growth: Once established, Blue Lily of the Nile typically grows at a moderate rate. Under favorable conditions, you can expect the plants to reach their mature size within a few years.

Size: Blue Lily of the Nile plants typically reach a mature height of 1 to 3 feet, with a similar spread. The growth rate can vary somewhat among different cultivars, with some being more compact and others more vigorous.

Bloom Production: Blue Lily of the Nile usually produces its signature blue or white flower clusters in late spring to early summer. The frequency and abundance of blooms may increase as the plant matures and forms larger clumps.

To encourage healthy growth and blooming, it's essential to provide the right growing conditions, including proper sunlight, well-draining soil, and adequate moisture. Additionally, occasional fertilization can support growth, but avoid over-fertilizing, as it can lead to excessive foliage growth at the expense of flowers.

Regular deadheading (removing spent flowers) can also promote more continuous blooming and a tidier appearance.

Overall, with proper care and patience, Blue Lily of the Nile can become a beautiful and rewarding addition to your garden, offering attractive foliage and lovely summer blooms.

Caring for Blue Lily of the Nile involves providing the right conditions and maintenance to ensure healthy growth and beautiful blooms. Here are some care guidelines:

Light Requirements: Blue Lily of the Nile prefers full sun to partial shade. Ensure they receive at least 6 hours of sunlight daily for optimal blooming. In hot climates, some afternoon shade may be beneficial to protect them from intense heat.

Soil Preparation: Plant Blue Lily of the Nile in well-draining soil with good organic matter content. Amending the soil with compost or organic matter before planting can improve soil structure and fertility. The soil should have a slightly acidic to neutral pH.

Planting: Space the plants 12-24 inches apart, depending on the variety and the desired density of your planting. Plant them at the same depth they were in their nursery pots, typically around 2 inches deep.

Watering: Keep the soil consistently moist, especially during the growing season and when they are actively blooming. Water deeply and allow the soil to dry slightly between waterings. Avoid overwatering, as soggy soil can lead to root rot.

Mulching: Applying a layer of organic mulch around the base of the plants can help retain soil moisture, regulate temperature, and suppress weeds. Mulch also adds organic matter to the soil as it decomposes.

Fertilizing: Blue Lily of the Nile generally does well with a balanced, slow-release fertilizer in the spring when new growth begins. Follow the instructions on the fertilizer package for application rates. Avoid over-fertilization, as it can lead to excessive foliage growth at the expense of flowers.

Deadheading: After the blooms fade, it's a good practice to deadhead (remove spent flowers) to encourage continuous blooming and prevent the plant from putting energy into seed production.

Winter Care: In regions with cold winters, provide a layer of mulch or protective covering to insulate the roots from freezing temperatures. Blue Lily of the Nile is generally hardy, but protection can help during severe cold spells.

Division: Over time, clumps of Blue Lily of the Nile can become crowded. To maintain healthy growth and more blooms, consider dividing the plants every few years in late winter or early spring.

Pests and Diseases: Blue Lily of the Nile is relatively resistant to pests and diseases. However, keep an eye out for common garden pests like aphids or snails and address any infestations promptly.

By following these care guidelines, you can enjoy the beauty of Blue Lily of the Nile in your garden, with its striking blue or white flowers and graceful, arching foliage.

The best time to plant Blue Lily of the Nile is typically in the spring or early summer when the soil has warmed up and there is less risk of frost. This allows the plant to establish its roots before the hot summer months. In regions with mild winters, you can also plant them in the fall. Here are some guidelines:

Spring Planting (March to May): Planting Blue Lily of the Nile in early spring after the last frost date is ideal. The soil should be workable and beginning to warm up. This allows the plant to take advantage of the growing season.

Fall Planting (September to October): In mild climates where winters are not severe, you can also plant Blue Lily of the Nile in the early fall. This gives the plant time to establish its root system before winter arrives.

Avoid Planting in Hot Summer: It's generally best to avoid planting during the hottest months of summer, as intense heat can stress newly planted specimens. If planting in late spring or early summer, provide extra care to keep the soil consistently moist.

Before planting, make sure to prepare the soil as mentioned in the previous response, providing well-draining, rich soil with good organic matter content. Water thoroughly after planting, and continue to provide regular moisture throughout the growing season to help the plant establish itself successfully.

Blue Lily of the Nile thrives in specific growing conditions, so choosing the right location is essential for its success. Here are some tips on where to plant Blue Lily of the Nile:

Sunlight: Blue Lily of the Nile prefers full sun to light shade. It typically blooms best when it receives at least 6 hours of direct sunlight per day. In areas with intense heat, some afternoon shade can be beneficial.

Soil: This plant prefers well-draining soil that is rich in organic matter. It can tolerate a variety of soil types but does best in loamy or sandy soils. Good drainage is crucial to prevent root rot.

Watering: Blue Lily of the Nile appreciates regular watering, especially during the growing season. Keep the soil consistently moist but not waterlogged. Once established, it can tolerate some drought but will perform best with regular moisture.

Space: When planting multiple Blue Lily of the Nile, space them about 12 to 18 inches apart to allow for proper growth and airflow.

Hardiness: Ensure you're in a climate zone suitable for Blue Lily of the Nile. It is more cold-hardy in warmer climates but may need protection in regions with harsh winters.

Container: Blue Lily of the Nile can also be grown in containers. Use a well-draining potting mix and ensure the container has drainage holes.

Mulching: Applying a layer of mulch around the base of the plant can help conserve soil moisture and regulate soil temperature.

By choosing the right location and providing the appropriate care, you can enjoy the beauty of Blue Lily of the Nile in your garden.

Blue Lily of the Nile is a perennial plant. Perennials are plants that live for multiple growing seasons, and Blue Lily of the Nile can return year after year under the right growing conditions. With proper care and suitable climate conditions, it can continue to grow and bloom for many years, making it a popular choice for gardeners who want long-lasting and attractive garden additions.

Blue Lily of the Nile typically blooms once a year, typically in the summer months. However, the exact timing of its flowering can vary depending on factors such as the climate, growing conditions, and the specific cultivar of Agapanthus you are growing.

In regions with milder climates, where winters are not harsh, Blue Lily of the Nile may bloom more consistently and sometimes produce multiple rounds of flowers throughout the growing season. In contrast, in colder climates or areas with distinct seasons, it may have a more concentrated flowering period during the summer.

Proper care, including adequate sunlight, well-draining soil, and regular watering, can encourage healthy growth and a better display of blooms. Deadheading (removing spent flowers) can also help promote additional blooming and improve the overall appearance of the plant.

While Blue Lily of the Nile is known for its striking blue flowers, some cultivars may offer variations in flower color, including white and shades of purple. The frequency and duration of flowering can add beauty and visual interest to your garden during the blooming season.

Blue Lily of the Nile is a relatively cold-hardy plant, but its tolerance for cold temperatures depends on several factors, including the specific cultivar, the region where it is planted, and the local climate conditions. In general, here's what you need to know about its cold tolerance:

Hardiness Zones: Agapanthus praecox is typically hardy in USDA Hardiness Zones 7 to 11. This means it can withstand winter temperatures down to about 0°F to 10°F (-18°C to -12°C) or slightly lower. However, it may not tolerate extended periods of extreme cold or severe winter conditions.

Varietal Differences: Different Agapanthus cultivars may have varying degrees of cold tolerance. Some may be more cold-hardy than others, so it's essential to check the specific recommendations for the cultivar you have.

Protection: In colder regions or during unusually cold winters, it's a good idea to provide some protection to your Agapanthus. You can mulch around the base of the plants to insulate the roots and prevent freeze damage. Additionally, you can cover them with a layer of frost cloth or burlap during extreme cold snaps.

Container Planting: If you are growing Agapanthus in containers, they may be more vulnerable to cold temperatures. Consider moving potted plants indoors or into a protected area during the winter months to prevent freezing.

Microclimates: Local microclimates can also influence the plant's cold tolerance. Sheltered areas near walls or buildings may be slightly warmer and offer more protection against frost than open, exposed areas.

While Blue Lily of the Nile can tolerate some cold, it's essential to monitor local weather conditions and provide adequate protection when necessary, especially in regions with harsh winters. If you live in a colder climate, you might also consider growing Agapanthus as potted plants that can be brought indoors during the winter.

Several factors can contribute to Blue Lily of the Nile not blooming. Here are some common reasons and solutions:

Insufficient Sunlight: Agapanthus generally require full sun to partial shade to bloom profusely. If they are planted in too much shade, they may not produce flowers. Ensure they receive at least 6 hours of direct sunlight per day.

Lack of Fertilizer: Agapanthus benefit from regular feeding with a balanced, slow-release fertilizer. If they are not receiving enough nutrients, they may not bloom. Use a fertilizer with a balanced N-P-K ratio (such as 10-10-10) during the growing season.

Improper Pruning: Pruning at the wrong time can remove flower buds. Agapanthus typically bloom in late spring or early summer, so avoid pruning them during this time. Prune after flowering if needed to shape the plant.

Overcrowding: If the plants are too crowded or have been growing in the same spot for many years, they may become overcrowded and compete for resources, leading to reduced blooming. Divide and replant them every few years to rejuvenate the plants.

Inadequate Watering: While Agapanthus are drought-tolerant once established, they still need consistent moisture, especially during the growing season. Ensure they receive regular watering, especially in hot and dry climates.

Pests and Diseases: Check for signs of pests or diseases that may be affecting the plant's health. Treat any issues promptly to allow the plant to focus on blooming.

Maturity: Sometimes, it takes a few years for Agapanthus to reach maturity and start flowering. Be patient, and as the plant establishes itself, it should produce more blooms.

Varietal Differences: Some Agapanthus varieties may bloom less prolifically than others. If you have a specific cultivar, research its flowering habits to manage your expectations.

By addressing these factors and providing optimal growing conditions, you can encourage your Blue Lily of the Nile to bloom more abundantly in the future.

When planting Blue Lily of the Nile, you should space them about 18 to 24 inches apart. This spacing allows them enough room to grow and spread, creating a visually appealing display in your garden or landscape. Keep in mind that Agapanthus can form clumps over time, so providing adequate spacing between plants will help them thrive and prevent overcrowding.

Our Process

We have perfected packaging and shipping plants & trees! That is why we DO NOT use any third-party fulfillment like most other online retailers. Your trees go straight from our farm to your door, safely packaged by our team of seasoned professionals. Our process ensures your plants leave our facility and arrive to your door in the best condition possible!