Flowers that start with J can give your home or garden a joyful look as they are dazzling. Most of these flowers are easy to grow so long as you grow them in the right conditions.
To help you select the best flower for you, this article has 15 beautiful flowers, giving you important information about them as well as some useful growth tips.
Contents
- Types of Flowers With Names That Start With J
- 1. Japanese Kerria (Kerria Japonica)
- 2. Japanese Anemone (Eriocapitella Hupehensis)
- 3. Jerusalem Sage (Phlomis Fruticosa)
- 4. Japanese Toad Lily (Tricyrtis Hirta)
- 5. Jacob’s Ladder Plant (Polemonium Spp.)
- 6. Jonquil (Narcissus Jonquilla)
- 7. Japanese Pachysandra (Pachysandra Terminalis)
- 8. Jack-in-The-Pulpit (Arisaema triphyllum)
- 9. Jewel Orchid (Ludisia Discolor)
- 10. Japanese Barberry (Berberis Thunbergii)
- 11. Japanese Cobra Lily (Arisaema Sikokianum)
- 12. Joe Pye Weeds (Eutrochium Spp.)
- 13. Japanese Water Iris (Iris Ensata)
- 14. Jewelweed (Impatiens Capensis)
- 15. Jamesia Americana (Waxflower)
- Conclusion
Types of Flowers With Names That Start With J
1. Japanese Kerria (Kerria Japonica)
The beautiful Kerria shrub is a beauty that is native to the mountainous areas of China and Japan. The plant produces yellow or (rarely) white flower petals in the spring and is characterized by its green stem in winter. This beautiful plant has won the award of garden merit of the Royal Horticultural Society.
- Size: The beautiful kerria shrub grows to reach 8–10 feet tall and 8–10 feet wide (2.4–3 metres) according to the growing conditions.
- Temperature and USDA hardiness zone: Grow this shrub in the cold zones of 4–9.
- Humidity: Humidity is not a problem for this plant so long as it is well-watered.
- Light: Grow the kerria plant in the partial sun so that it does not get sunburnt.
- Soil: You can make use of loam soil that retains moisture.
- Watering: Never allow the soil to go dry before you water the plant.
2. Japanese Anemone (Eriocapitella Hupehensis)
Here is a very beautiful plant originating from Asia. Its name ‘Hupehensis’ means ‘from Hupeh province, China’ as it naturally occurs there. The beautiful anemone plant produces flowers with six to eight white petals and yellow or orange carpels. Remember to keep the plant in a spot where it will not get sunburnt.
- Size: The long stem of this beautiful anemone plant grows to reach 12–39 inches (30–99 centimeters) tall.
- Temperature and USDA hardiness zone: Grow the plant in USDA zones 4–8.
- Humidity: The humidity levels should be above 50 percent.
- Light: This plant grows best in partial shade.
- Soil: The soil should be rich in nutrients, full of humus, evenly moist and well-drained.
- Watering: Keep the soil evenly moist.
3. Jerusalem Sage (Phlomis Fruticosa)
The Jerusalem Sage plant is a bush that is native to Cyprus, Albania, Italy, Turkey, Greece, and countries in the former Yugoslavia. The small evergreen shrub produces flowers that grow on long stalks. This beautiful plant that blooms in summer has received the award of garden merit from the Royal Horticultural Society.
- Size: The beautiful sage grows 2–4 feet (0.6–1.2 metres) tall and 3–5 feet (0.9–1.5 metres) wide.
- Temperature and USDA hardiness zone: This plant prefers slightly warm regions. Grow it in zones 8–10.
- Humidity: Humidity levels beyond 55 percent are ideal.
- Light: This plant needs full sun for quick growth.
- Soil: The soil should be loamy and full of nutrients.
- Watering: Wait until the soil starts to dry from above before you water the plant.
4. Japanese Toad Lily (Tricyrtis Hirta)
The beautiful flowers of these beautiful Japanese Toad Lilies, which are native to central and southern Japan, are orchid-like and pale lavender. They have dark purple freckles and specks on their petals and pistils. The underside of the petals is dark purple. This is a trouble-free plant as it is deer-resistant. However, watch out for slugs and snails.
- Size: The Toad Lilies from Japan grow to reach 2–3 feet (60–90 centimeters) tall and 1–2 feet (30–60 centimeter) wide.
- Temperature and USDA hardiness zone: Grow this plant in the cold zones. Zones 4–8 are ideal.
- Humidity: The humidity levels should just be around average.
- Light: Grow the lily plant in partial shade so that it does not get sunburnt.
- Soil: The soil should have a lot of organic nutrients and should be evenly moist.
- Watering: Water this plant regularly so that the soil does not get dry.
5. Jacob’s Ladder Plant (Polemonium Spp.)
This is an erect perennial plant that is prized for its deep, blue, cup-shaped flowers. The plant is native to the cool arctic to temperate regions of the Northern Hemisphere. You get to enjoy the beautiful bloom of this plant in spring and summer.
- Size: This beautiful ladder plant can grow to reach 12–24 inches high and 12–24 inches (30–61 centimeters) wide.
- Temperature and USDA hardiness zone: Zones 4–9 are best for the plant where it can grow in places that are not too cold or hot.
- Humidity: Growing the plant in high humidity can result in the leaves getting spotted. Grow the plant in low humidity levels.
- Light: This plant grows best in partial shade.
- Soil: Make sure that the soil drains water quickly.
- Watering: Wait until the soil starts to dry out from the top before you water the plant.
6. Jonquil (Narcissus Jonquilla)
The Jonquil plant is a bulbous perennial flowering plant that is native to Spain and Portugal. It produces flowers with light-yellow petals and dark-yellow centers.Please note that this plant is toxic to pets and humans, so you should prevent your kids and pets from eating the leaves.
- Size: Jonquils can reach 8–12 inches (20–30 centimeters) tall.
- Temperature and USDA hardiness zone: Zones 4–8 are ideal for this plant as the temperature in these zones matches that of the native regions of the plant.
- Humidity: Average humidity (50 percent) is ideal for this plant.
- Light: Grow your jonquil plants in full sun.
- Soil: The substrate should be nutrient-rich.
- Watering: You should water this plant regularly to prevent drought.
7. Japanese Pachysandra (Pachysandra Terminalis)
This beautiful plant can serve as an excellent border plant. The beautiful pachysandra is native to Japan, China and Korea, but has been introduced to eastern North America. It produces underground runners and green leaves that have indentations on their sides. Its spring flowers have white spikes. Other names for the plant are carpet box or Japanese spurge plant.
- Size: The Japanese Pachysandra plant can grow to reach 3–4 inches (8–10 centimeters) tall and have a spread of 7–8 inches (18–20 centimeters).
- Temperature and USDA hardiness zone: Grow this plant in zones 4–8. Do not grow it in hot regions.
- Humidity: As long as you water this plant regularly, you do not need to focus on its humidity needs.
- Light: The plant grows best in partial sunlight.
- Soil: Pachysandras want their soil to be rich in nutrients and well-drained.
- Watering: Water the plant so that the soil is never dry.
8. Jack-in-The-Pulpit (Arisaema triphyllum)
Jack-in-the-Pulpit is a herbaceous, tuberous perennial with flowers contained in a spadix covered by a hood and has a deep purple to green spathe. This plant grows from a corm and has three-part leaves. This disease and pest-free plant start blooming from mid-spring to mid-summer.
- Size: The beautiful Jack-in-the-Pulpit plant grows to reach 1–2 feet tall and 1–2 feet (30–60 centimeter) wide .
- Temperature and USDA hardiness zone: This cold-loving plant can grow from zone 1–9a.
- Humidity: The humidity levels should be above average.
- Light: Grow the Jack plant in partial or full sun. It should get four to six hours of light daily.
- Soil: The soil of this plant should be moist, fertile, and have a lot of hummus.
- Watering: Ensure that the soil is slightly-wet.
9. Jewel Orchid (Ludisia Discolor)
The Jewel Orchid plant is truly a beauty to behold. It has velvety, dark green leaves. The flowers grow on long stalks. This beautiful plant has won the award of garden merit of the Royal Horticultural Society.
- Size: This beautiful jewel plant grows 4 inches (10 centimeters) to 2 feet (60 centimeters) tall according to the variety.
- Temperature and USDA hardiness zone: Zones 11–12 are ideal for the plant. Ensure that they grow at around 80 degrees Fahrenheit (27 degrees Celsius).
- Humidity: 85–90 percent humidity is best for the jewel plant. However, it can grow at 50–60 percent.
- Light: Grow this plant in partial shade.
- Soil: Make use of a very loose and airy substrate. You can amend a general-purpose potting mix with coarse bark. Better still, buy a potting mix suitable for orchids.
- Watering: Water the plant by flooding its substrate once every five to seven days.
10. Japanese Barberry (Berberis Thunbergii)
This is a small, deciduous shrub producing deep-rose foliage in zig-zag branches. It is native to Japan and other east Asian countries. This deer-resistant plant is suitable to grow as a border plant.
- Size: The beautiful shrub can grow 3 feet tall (0.91 metres) and 8 feet (2.4 metres) wide.
- Temperature and USDA hardiness zone: Grow the Japanese Barberry plant in zones 5–8 so that it can grow without problems.
- Humidity: Average humidity is just fine for the plant.
- Light: The barberry plant grows best in full sun. Ensure that it gets at least six hours of sunlight.
- Soil: The soil should always be near-dry .
- Watering: Wait until the soil is almost dry before you water.
11. Japanese Cobra Lily (Arisaema Sikokianum)
Here is another uniquely beautiful plant from Asia. The Japanese Cobra Lily is a herbaceous perennial plant that is native to Japan. Its flowers have a large, dark-purple spathe. You can enjoy the bloom of this disease-free plant in early spring.
- Size: The Japanese Cobra Lily plant can grow to reach heights of 1.5 feet (45 centimeters) and have a spread of 2 feet (60 centimeters).
- Temperature and USDA hardiness zone: You can grow this plant from zones 5–8.
- Humidity: Ensure that the humidity levels never fall below 50 percent.
- Light: This plant needs partial shade to grow.
- Soil: The soil can either be loam or sandy. Make sure that it is hummus-rich.
- Watering: Water the plant so that the soil never dries out.
12. Joe Pye Weeds (Eutrochium Spp.)
The Joe Pye Weeds plant is a bush that produces purple flowers. The Joe-Pye plant is native to central and eastern North America. It has thick stems with serrated, lance-shaped dark-green leaves. The flowers are mauve or pink-purple and grow in large clusters. You get to enjoy the sight of these beautiful flowers in summer.
- Size: Pye plants can reach 5–7 feet (1.5–2.1 metres) in height tall and 2–4 feet (0.6–1.2 metres) in width.
- Temperature and USDA hardiness zone: Zones 4–9 are optimal for this plant.
- Humidity: As long as the soil is moist, you do not need to pay attention to the humidity levels.
- Light: Grow this plant in full or partial sunlight.
- Soil: The soil should stay fairly rich. Supplement it with compost.
- Watering: Water the plant two or three times weekly.
13. Japanese Water Iris (Iris Ensata)
The Japanese Water Iris plant is native to Russia, Korea, Japan, and China. The beautiful plant produces large, double, ruffled, rose-pink flowers that are 8 inches (20 centimeters) across.Other names for this plant include the Japanese Flag and Sword-Leaved Iris.
- Size: The Japanese Water Iris can reach 2–4 feet (0.6–1.2 metres) in height and 1.5–2 feet (0.45–0.6 metres) in width.
- Temperature and USDA hardiness zone: You can grow it easily in zones 4–9. Do not grow it in hot regions.
- Humidity: The humidity levels should be just above average humidity.
- Light: Full sun to partial shade is ideal for the iris plant.
- Soil: The soil should be loam and very nutritious.
- Watering: Water this plant regularly.
14. Jewelweed (Impatiens Capensis)
The beautiful Jewelweed plant produces yellow, orange, and red flowers. It is native to North America and the name ‘jewel’ refers to the sparkling flowers when they are wet. One petal in the flower forms an upper lip and is curved upward.
- Size: The jewelweed plant can reach 2–5 feet (0.6–1.5 metres) in height and 1.5–2.5 feet (0.45–0.75 metres) in width.
- Temperature and USDA hardiness zone: You can grow this plant in the cold zones, from zone 2 to 11.
- Humidity: Ensure that the humidity levels are always above average.
- Light: This plant grows best in a partially shaded location.
- Soil: The soil should be slightly acidic. It should be nutritious.
- Watering: The soil should always be moist. You can make use of mulch to help retain the moisture of the soil.
The jewelweed plant’s bloom starts in June or July. Another name for the plant is “Spotted Touch-Me-Not.”
15. Jamesia Americana (Waxflower)
Here is a beautiful and simple perennial shrub that produces a pink or white flower with five petals growing in clusters. Its leaves are fuzzy and green. You surely will enjoy the view of this plant in your garden.
- Size: This Americana plant can grow 4–6 feet tall and 4–6 feet (1.2–1.8 metres) wide.
- Temperature and USDA hardiness zone: Zones 3–8 are the best zones for the plant. Do not grow it in hot zones.
- Humidity: Maintain an average humidity (around 50 percent).
- Light: It grows best in full sun, but can tolerate partial shade.
- Soil: Grow the Americana plant in a loamy soil.
- Watering: Water the plant once or twice weekly.
Conclusion
As you can see, there are so many beautiful flowers and when you want to see only flowers that start with j, you will not be disappointed at all. Some of the most beautiful flowers that you should grow are Jewel Orchids, Jerusalem Sage, and Jewelweed.
Remember that the plant that you choose should depend not just on its beauty, but also on its preferred growing conditions. Which of the plants listed above would you like to grow?
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