How Big Are The Flowers On New Guinea Impatiens Prennials?

New Guinea impatiens, a tropical plant, grows up to 14 to 28 inches tall and 14 to 24 inches wide. It requires full or partial sun, but tolerates shade, although less light reduces bloom frequency. The plant grows as a perennial, returning year after year in USDA zones 10 through 12. It expects heavy feeding to produce prolific blooms.

The flowers are flat or slightly cup-shaped and can measure up to 2 inches in diameter. The foliage is glossy and attractive, with shades of green, bronze, or variegated patterns. New Guinea impatiens are the perfect addition to your garden due to their sun tolerance, disease resistance, and large flowers. They can grow up to 18 inches tall and 9 inches wide, with blooming time from spring to fall.

Busy Lizzies, another popular summer bedding plant, have a huge variety of flower colors and types. These plants tolerate up to half a day of sun in most parts of the country and have more resistance to powdery mildew and fungal infections than common impatiens. They are tender perennials, but most gardeners grow them as annuals, replacing them each year.

New Guinea impatiens can be annuals or evergreen perennials, with fleshy stems bearing simple, toothed leaves and solitary or clustered, spurred, 5-petalled flowers. They form compact, succulent sub-shrubs and can reach a height of up to 60cm by summer’s end. The flowers are saucer-shaped, single or double, and have a long spur, growing to around 1.57 inches in diameter.


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Impatiens – How to grow and care for it. Welcome to our video. Today, we will discuss how to grow Impatiens and care for them.


How big do New Guinea impatiens get?

New Guinea impatiens is a popular variety of plants, with several popular varieties including ‘Paradise Rose Flair’, ‘Sun Harmony Baby Pink’, ‘Sunstanding Salmon’, ‘Sunstanding Glowing Scarlet’, and ‘Celebration Lavender Glow’. These varieties are known for their iridescent red-pink flowers, which can grow up to 16 inches tall and wide. To maximize blooms and promote a bushier appearance, mid-summer pruning is recommended.

Deadheading faded blooms is advised, and stems that have grown leggy and produce more foliage than blooms should be cut back. When the impatiens becomes spindly, it should be cut back no more than 6 inches from the center stems. Overall, New Guinea impatiens is a popular choice for its unique and colorful flowers.

How often should I water New Guinea impatiens?
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How often should I water New Guinea impatiens?

New Guinea impatiens are plants that require regular watering to maintain their growth. They should be planted alongside other plants with similar requirements, and a weekly soaking is sufficient for established plants. Overwatering can lead to root rot, so avoid soggy soil. To prevent fungal disease, water at the base of the plant, avoiding foliage and flowers. Potted plants require more water than ground-grown ones, so check regularly.

Planting them two weeks after the last spring frost is recommended, with daytime temperatures between 70-85℉ and nighttime temperatures between 55-65℉. New Guineas thrive in high humidity, as it reduces water loss through the leaves.

What is the difference between impatiens and New Guinea impatiens?
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What is the difference between impatiens and New Guinea impatiens?

Impatiens hawkeri, also known as New Guinea impatiens, is a popular bedding plant native to New Guinea, the Solomon Islands, and New Ireland. It was first collected by Lt. Hawker in 1884 and was introduced to the U. S. in the early 1970s. New Guinea impatiens features larger plants, larger flowers, and better performance in part shade areas than standard impatiens. It is commonly grown in part shade to shade areas and has little tolerance for full sun.

The plant has a whorl of 3 to 7 leaflets, with oval to elliptic leaflets ranging from dark green to bronze to variegated. Flattened 5-petaled flowers come in various colors and grow to 6-18″ tall. New Guinea impatiens has been developed into numerous cultivars, some of which have been introduced as part of named series. The species name comes from the Latin word “impatiens”, meaning impatient, referring to the violent seed discharge from ripe pods.

Do New Guinea impatiens come back every year?

Impatiens are annual plants that complete their life cycle in one season and do not return the following year. Some perennial varieties, like New Guinea impatiens, can return year after year if grown in suitable climates. Proper care includes consistent moisture, well-draining soil, and a balanced fertilizer. Pinching back the plant’s tips can encourage bushier growth and more blooms. Impatiens are also known as “Touch Me Nots” because their seed pods burst open upon touch, sending seeds flying in all directions.

Can I keep New Guinea impatiens over the winter?

The text posits the possibility of overwintering indoor plants.

Can you keep New Guinea impatiens over the winter?
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Can you keep New Guinea impatiens over the winter?

New Guinea impatiens can be grown indoors during winter, but their leggy growth is due to lower light levels. To ensure their continued growth, it is recommended to cut them back to about a third of their height when they are brought inside in fall. They should be kept in a bright sunny window or provide supplemental light. Watering is necessary throughout the winter but not fertilizing the plants.

By late winter, the plants may struggle due to short days and interior growing conditions. In late March, cut back the leggy winter growth and start fertilizing. Gradually acclimate the plants to being outside in spring once the frost threat has passed.

Should you cut back New Guinea impatiens?

To encourage bushier growth and more flowers, prune New Guinea Impatiens after first blooms. Use clean, sharp tools for precise cuts and sterilize to prevent disease. These plants are programmed for growth, pushing out new stems in search of light. However, they can get wild without a trim, resulting in a sparse, leggy appearance. To maintain their health, prune them after first blooms, avoid cutting more than a third, and sterilize tools to prevent disease.

Where is the best place to plant New Guinea impatiens?

New Guinea impatiens thrive in morning sun and afternoon shade, particularly in eastern areas. They require moist, well-drained soils, as they are prone to root rots in wet soils and wilt in dry soils. They are not fond of cool night temperatures and should be planted outdoors about 2 weeks after the average last spring frost. When planting, set them at the same depth they are currently growing. New Guinea impatiens should be checked frequently, watering when the soil surface becomes dry. For plants growing in landscape beds, a deep soaking once a week is sufficient.

Can you save New Guinea impatiens for next year?

Plants can be grown indoors or overwintered. Space them 8 inches apart, mulch in the sun, and keep the soil moist but not soggy. Take cuttings and root them in moist vermiculite or a well-drained potting mix. Leave the pot open to increase humidity. Once rooted, move the plants to a sunny location and grow as a houseplant. Or, bring the whole plant indoors and grow in a bright, sunny window or under artificial lights. Keep the soil moist and don’t worry if the plant drops most of its leaves. The Impatiens x hybrida ‘SunPatiens’ series is a sun-tolerant, compact plant that thrives in full sun and heat.

Do New Guinea impatiens multiply?
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Do New Guinea impatiens multiply?

New Guinea Impatiens gardeners can multiply their floral joy through stem cuttings and division. Stem cuttings are a simple and effective method for creating new plants, as they involve snipping a piece of stem and treating it correctly. The satisfaction of watching roots develop from these cuttings is thrilling. Division is another method that gives mature plants a new lease on life by splitting them into smaller versions.

Ideal for mature plants that have outgrown their space, division is a quick way to expand the garden, allowing gardeners to keep both the old and new. Both methods have their own fan clubs and success stories, making them a win-win solution for gardeners.

What is the difference between New Guinea impatiens and regular impatiens?
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What is the difference between New Guinea impatiens and regular impatiens?

New Guinea Impatiens, also known as “sun impatiens”, are hybrid plants that tolerate more sun than standard varieties. They are grown from cuttings and have larger leaves and blooms, up to 3 inches across. They branch well, are sturdy, and grow taller than standard impatiens, which are generally smaller and prefer shady areas. New Guineas can become leggy over the summer, so pinching or scissoring them back can help them flush back up.

Both New Guinea Impatiens and standard Impatiens provide an amazing summer display in a wide array of colors. To maintain their health, keep them moist but not soggy, using well-drained soil and mulching around the plants. Fertilize often or use a slow-release fertilizer.


📹 Everything You Need to Know About New Guinea Impatiens | Plant Encyclopedia | Better Homes & Gardens

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How Big Are The Flowers On New Guinea Impatiens Prennials?
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