These flowers that start with I are a beautiful collection of bright and cheery flowers everyone loves to grow in their yard and garden! They include well-loved plants like impatiens and iris varieties (there are so many to enjoy) to lesser-known flowers like the Italian bugloss and iberis!
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Iberis
Scientific Name: Iberis sempervirens
Type Of Flower: Herbaceous Perennial
When Do They Bloom? Early Spring
Iberis flowers are great plants to use as a ground covering because they grow low to the ground and have dense clusters of flowers and foliage. These plants are also great for borders and pathways!
Native to Southern Europe and Northern Africa, these plants thrive in full sun. If you plant Iberis in shaded areas, it is still possible for growth, but it will not be quite as intense.
Quick Fact: Iberis plants are also known as evergreen candytuft!
Ilex
Scientific Name: Ilex paraguariensis
Type Of Flower: Shrub
When Do They Bloom? Late Fall & Early Winter
Ilex is a subtropical plant that grows up to 15 meters (50 feet!) and can thrive both indoors and outdoors. This plant is often used as a brewed tea because its leaves contain the stimulant caffeine.
Ilex produces small white flowers that arrive later in the year, while its green foliage stays bright and perky throughout all seasons. This plant loves humidity and heat and needs to be watered regularly.
Quick Fact: Ilex plants are also called Yerba mate plants and Paraguay tea!
Iceland Poppy
Scientific Name: Papaver nudicaule
Type Of Flower: Perennial
When Do They Bloom? Late Spring & Early Summer
The Iceland poppy is a vibrant plant that produces fuzzy, bright flowers that stand tall upon their stems. They are often crimson red, powdery pink, sun-kissed orange, or pure white.
Iceland poppies are grown in the arctic regions of North America, Europe, and Asia. Although they thrive in colder climates, these plants still love daily sunshine.
Quick Fact: The Iceland poppy is toxic for humans, dogs, and cats!
Impatiens
Scientific Name: Impatiens spp.
Type Of Flower: Perennial & Annual
When Do They Bloom? Spring & Summer
If you are like me, then as a child you may have thought these plants were called ‘inpatients’ because they were difficult to grow! But actually, the name is impatiens, and they aren’t too hard to get going!
Impatiens thrive in shaded gardens across the United States and Africa. They produce pretty flowers that come in a wide range of colors, including red, pink, purple, yellow, and white!
Quick Fact: Impatiens plants are also called busy Lizzy!
Ice Plant
Scientific Name: Delosperma spp.
Type Of Flower: Herbaceous Perennial
When Do They Bloom? Spring, Summer, & Fall
Ice plant is a unique species that thrive best in warm areas, don’t be confused by its name! Ice plant refers to how the plants ‘hairs’ grow and reflect light to look similar to ice particles.
Ice plant produces vibrant flowers that contrast beautifully with their deep green foliage. Ice plants thrive in full sun, and the flowers of the plant can be pink, red, purple, yellow, or orange.
Quick Fact: The leaves of the ice plant can be eaten raw or cooked!
Ipheion uniflorum
Scientific Name: Ipheion uniflorum
Type Of Flower: Bulb
When Do They Bloom? Spring
Ipheion uniflorum is a beautiful spring flower that produces light and dark blue flowers. This plant has a lovely fragrance and is great for those who lack a green thumb.
Grow this plant in areas that receive either full sun or part shade and water them regularly in almost any type of well-draining soil.
Quick Fact: The common name for Ipheion uniflorum is the spring starflower.
Ipomoea Alba
Scientific Name: Ipomoea alba
Type Of Flower: Vine
When Do They Bloom? Late Summer & Fall
Ipomoea alba is a long-growing vine that has elegant white blooms and deep green foliage. This plant is known for its rapid growth and lovely fragrance.
Ipomoea alba is a true sun lover that thrives in sunny gardens across the southern United States, Central America, and South America! Be sure to plant this vine where it can find steady support to continue thriving well into autumn.
Quick Fact: Ipomoea alba is also known as a moonflower.
Italian Bugloss
Scientific Name: Anchusa azurea
Type Of Flower: Perennial
When Do They Bloom? Late Spring & Early Summer
Italian bugloss plants are stunning growers that max out at around 5 feet in height. These plants create blissful blooms that start off as pink buds and end as regal blue flowers.
Often grown in the Mediterranean, Italian bugloss plants thrive in sunny gardens with well-draining soil. Planters beware, this species is considered invasive in many regions.
Quick Fact: Italian bugloss plants are great for attracting pollinators such as bees and butterflies!
Iris
Scientific Name: Iris
Type Of Flower: Perennial
When Do They Bloom? Late Spring & Summer
Iris plants are quite the site to see! They have wispy lower petals that hang lower than their bold upper petals. Iris flowers can be beautiful shades of blue, purple, white, and yellow.
There are many species of Iris flowers, each having various planting needs to thrive. They love sunny gardens across the United States, Europe, and Asia.
Quick Fact: Iris plants are toxic to humans, dogs, and cats!
Italian Aster
Scientific Name: Aster amellus
Type Of Flower: Perennial
When Do They Bloom? Late Summer & Fall
Italian aster is quite the showstopper! This plant is made up of intense blue-violet flowers that resemble cheerful little stars. Don’t be intimidated if you are an expert gardener because this plant is easy to grow and great for novice gardeners.
Italian aster is grown best in flowerbeds that relieve full sun and is even drought tolerant for those who live in dry climates. Enjoy this plant indoors, freshly cut in vases, or as an indoor potted plant near a sunny window.
Quick Fact: Italian aster is also called the Michaelmas daisy!
Indian Pink
Scientific Name: Spigelia marilandica
Type Of Flower: Herbaceous Perennial
When Do They Bloom? Late Spring & Early Summer
If you want to add a captivating flower to your garden, then you will love the Indian pink plant! This species of flower has truly unique blooms, they have five sharp red petals and a bold yellow star topper.
This plant is grown in shaded areas that have rich, moist soil. They are a wildflower that is grown in the southern United States and can grow to about 3 feet in height.
Quick Fact: Indian pink flowers are also called pink root!
Ivy Leaf Geranium
Scientific Name: Pelargonium peltatum
Type Of Flower: Herbaceous Perennial
When Do They Bloom? Spring, Summer, & Fall
Ivy leaf geraniums are incredible plants that produce pink, lilac, red, or white flowers that many people plant in hanging baskets, window boxes, or patio pots. They are a lovely addition to any garden and can be grown easily by anyone!
These plants are not true geraniums, but rather a genus is known as Pelargonium. They thrive in sunny or shaded areas across South Africa, but can also be grown in areas where temperatures reach 70 degrees Fahrenheit.
Quick Fact: The ivy leaf geranium plant is mildly toxic for humans, horses, dogs, and cats!
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