What is the largest Gardenia?

Huge 4-5″ double blooms are intensely fragrant! Aimee Yoshioka is the largest flowered of all Gardenias with large, glossy, dark green foliage on a vigorous and moderately fast growing evergreen shrub. The large dark foliage provides a wonderful foil for the large white flowers.

Which Gardenia has the biggest flowers?

Noted for its enormous blooms, Gardenia jasminoides ‘Miami Supreme’ (Cape Jasmine) is a large evergreen shrub with shiny, lance-shaped, dark green leaves and deliciously scented, ivory-white, roselike flowers, up to 4-6 in. wide (10-15 cm).

Which is the most fragrant gardenia?

Aimee Yashioka – Commonly called Cape Jasmine or Cape Jessamine, these are old-time gardenias. Varieties are known for their intense fragrance and their gorgeous, ivory-white, double blooms that can reach 4 to 5 inches (10-13 cm.) across. These are the specimens that gave the species its reputation.

What is the best Gardenia variety?

Possibly one of the best known and most popular of all gardenia varieties, Gardenia jasminoides features white flowers. The plant can have single or double blooms, depending on the cultivar. Also known as the Cape Jasmine, the flowers make great cut flowers.

Which Gardenia is best for hedge?

Gardenia Florida

Gardenia Florida is the best variety to use for hedging. It only grows one metre high, but you just clip it to the required size. The plants will grow in full sun, or shade, but they flower better if they don’t get the afternoon sun. Gardenias can also be grown in big pots.

What is the hardiest Gardenia?

This hardiest of gardenias has a versatile, dwarf habit that works great in containers, raised beds and in the foreground of borders.



Gardenia jasminoides ‘Kleim’s Hardy’

Botanical Pronunciation gar-DEEN-ee-uh jas-min-NOY-deez
Flower Color White
Foliage Color Green

Is Cape Jasmine and Gardenia the same?

A native of Asia, Cape jasmine (​Gardenia jasminoides​), also called common gardenia, is prized mainly for its ability to perfume the entire yard. Cape jasmine may be used as a groundcover, espalier, hedge, specimen, bonsai or container plant.

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How big does a Gardenia augusta grow?

2m

More resistant to pests and diseases. Gardenia augusta ‘Magnifica’ – Larger variety. Grows to 2m in height. Large perfumed, double blooms with glossy lime coloured leaves.

Why are gardenias so hard to grow?

If they say it can’t be grown, it’s probably true. Gardenias need even moisture throughout the year and prefer a rich and slightly to moderately acid soil (a pH of about 5.0 to 6.5). They also need good atmospheric humidity, plus cool temperatures in late winter and early spring for bud set.

Where’s the best place to plant a gardenia bush?

Select a site with full sun to light shade. Although a Gardenia plant prefers full sun, some shade is appreciated during the warmer months of the year or its leaves may scorch and its buds may fall off if they get too much sunlight. In hot climates, Gardenias grow best with morning sun and afternoon shade.

Can you plant gardenias in the ground?

Dig a hole that is twice as wide and a bit deeper than the root ball. Put a couple of inches of fresh soil in the bottom of the hole. Place the gardenia in the hole so that the top of the root ball is even with the soil surface. Fill in with soil around the root ball.

Can gardenias survive a freeze?

Gardenias are fairly hardy plants suitable for USDA zones 8 to 10. They can handle light freezes, but the foliage will get damaged with sustained cold in exposed locations. The extent of cold injury of gardenias is never certain until spring when new shoots and leaves appear.

Are gardenia roots invasive?

Gardenias have a very shallow root system. They do not have what is considered an invasive root system. They need to acquire their water within the upper few feet of soil. Because of this they prefer moist not wet soils and can not tolerate drying out.

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Can a gardenia bush be transplanted?

The best time to transplant gardenia plants is in the fall, after the plant has finished blooming. Gardenia plants transplant best when the weather is cool and the plant is slowing down. About a week before transplanting gardenia bushes, prune the branches back by one-quarter or one-third.

Do gardenias grow back every year?

Gardenias are perennial evergreen shrubs and small trees. These plants enjoy direct sunlight and average temperatures of 68 degrees Fahrenheit or higher. Depending on the climate and growing conditions, some gardenia plants act like an annual.

Do gardenias like sun or shade?

full sun

Gardenias usually perform best in full sun but may appreciate shade during the hottest part of the day in the warmest parts of their hardiness range. They seem to grow best in humid areas and don’t tolerate drought or arid conditions well.

How far apart should I plant gardenias?

Plant your gardenias either in the fall or spring. If you are planting more than one gardenia, you must leave three to six feet of space between each plant. The hole you make should be twice as wide as the plant’s root ball and only as deep as its length.

How do you keep gardenias blooming?

How to Maximize Gardenia Blooms

  1. Feed your plants. Gardenias use a lot of nutrients to produce so many glorious blossoms. …
  2. Provide plenty of moisture. Water is essential for flower development. …
  3. Prune at the right time. Gardenias produce flower buds in late summer and fall for the next year’s blooms. …
  4. Combat Bud Drop.
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How long do gardenia plants live?

Average Lifespan



Although most mature gardenias remain about 4 to 6 feet tall, older specimens can easily reach past 10 feet. To create this large shrub, gardenias live up to 50 years old with proper care.

Do gardenias like coffee grounds?

In addition to amending the soil with compost or aged manure, these acid-loving plants will appreciate coffee grounds, tea bags, wood ashes, or Epsom salts mixed into the soil as well. Since they are rich in nitrogen, magnesium, and potassium, coffee grounds are oftentimes a more favorable homemade gardenia fertilizer.

How many times a year does a gardenia bloom?

Two corsage gardenias, “Mystery” and “August Beauty,” bloom heavily in May and June, followed by a second flowering in late summer to early fall. “Kleim’s Hardy” bears profuse blossoms, with a heady fragrance, in early summer. All of these evergreen flowering shrubs generally reach a size of between 4 and 6 feet.

How do I keep my gardenias happy?


Every now and again the recommended dose of fertilizer. And you'll keep those blooms coming. Now it might well be that you start to see your gardenia turning a little bit yellow chances.

How do you overwinter gardenias?

On the fringes of the recommended climate zones, you can protect gardenias in winter by covering them with a blanket or cardboard box during brief cold snaps. A cardboard box large enough to cover the shrub without bending the branches is a must when temperatures drop.

Why is my gardenia not blooming?

Gardenias prefer well-drained, acidic soil with a pH of less than 6.0. Soil with an improper pH may be the reason when there are no blooms on gardenias. Extreme weather– Temperature extremes, either too hot or too cold, can also prevent blooming or cause buds to drop.