Gardenia Climate Zone

About 80 of orchids are natives of tropical latitudes but a surprising number of terrestrial orchids are hardy some even able to fearlessly withstand temperatures below -22F -30C. When temperatures are over 55 degrees F you can plant a potted gardenia outdoors.

Frostproof Hardy Gardenia Source: www.evergreenplantnursery.com

Find a location for your gardenia that is protected from the afternoon sun or drying winds.

Gardenia climate zone. Best known for its high maintenance and moderate growth this shrub will likely liven up your house. With hardiness zones ranging from zone 2 to zone 9 they add an unexpected touch of exoticism in the landscape with their vibrant colors and long-lived blossoms. Gardenias are beloved for their heady fragrance and waxy white blossoms that present a striking contrast to the deep green foliage.

Gardenia roots are best undisturbed. Average annual lowest temperature 5C. Gardenias appreciate a tropical climate but may suffer in full sun at the height of summer.

The Miniature Gardenia otherwise known as the Gardenia Jasminoides Radicans or Cape Jasmine Radicans Radicans Cape Jasmine Cape Jessamine Radicans Miniature Gardenia is a rather well known shrub plant by gardening enthusiasts around the world. Temperate zones experience the distinct four seasons. Even though the USDA Plant Hardiness Zones for gardenias are 8 though10 gardenias have also been known to thrive in Zone 7.

They are meant for warm climates and sustain substantial damage when exposed to temperatures below 15 degrees F. Most cultivars are hardy only in USDA plant hardiness zones 8 and warmer but there are some cultivars labeled as cold-hardy that can withstand winters in zones 6b and 7. Lowest Average Temperatures Of -30F To -20F Or -344C To -289C.

Zone 12a has a minimum average temperature of 50 to 55 degrees F Zone 12b has a minimum average temperature of 55 to 60 degrees F. How to Winterize Gardenia Outside. Lowest Average Temperatures Of -10F To 0F Or -233C To.

Water deeply and regularly during the first growing season to establish an extensive root system. Zone 13 can expect minimum average temperatures of 60 to 70 degrees F Zone 13a has a minimum average temperature of 60 to 65 degrees F Zone 13b has a minimum average temperature of 65 to 70 degrees F. A site that is open to the north or east will get bright light in the morning but wont be in full sun as would a site facing south or west.

Each zone is 10F warmer or colder in an average winter than the adjacent zone. Plants like gardenias are hardy enough to grow in USDA zones 8 to 10. The soil should be acidic with a pH from 5 to 6.

If youre growing gardenias in a cooler climate plant them in containers and bring them indoors for the winter. Warm summer average January maximum less than 30C. Gardenias are perennial evergreen shrubs and small trees.

The USDA map is the one most gardeners in the eastern United States rely on and the one that most national garden magazines catalogs books websites and nurseries currently use. Handle with care when transplanting. These hardy Gardenias can tolerate temperatures that plummet to below freezing and still reward you with their fabulous blooms.

In cooler areas select a spot that gets full to. Lowest Average Temperatures Of -30F To -20F Or -344C To -289C. Lowest Average Temperatures Of -10F To 0F Or -233C To.

The range of minimum average temperatures for zone 9 is between 20F and 30F or -67C and -11C. Most gardenias are hardy in zones 8-11 though a few varieties hardy to zone 7 have been developed Kleims Hardy gardenia is one and a few are only hardy in zones 10 and 11 including Double Tahitian gardenia. Kleims Hardy Gardenia Gardenias can suffer in full midday sun especially in the warmer climates of zones 9-11 so choose a site that gets some afternoon partial shade.

If you are planning to buy a shrub perennial or tree you need to make sure that this new plant will tolerate year-round conditions in your area. In warm regions Zones 8 select a spot that gets morning sun and light afternoon shade but that avoids the harsh midday sun. In exposed areas they will be damaged by sustained cold but they can survive light freezes.

Gardenias are subtropical plants that thrive in warm humid weather. Department of Agriculture plant hardiness zones 8 through 11. Gardenias are warm climate plants which are at their best in a mild humid climate.

This map divides North America into 11 separate zones. They are heat-loving evergreens native to tropical Africa and are best grown in USDA plant hardiness zones 10 and 11. Lowest Average Temperatures Of -20F To -10F Or -289C To -233C.

Caring For Gardenia in Pots. Feed with an acid fertilizer after bloom. The genus was named by Carl Linnaeus and John Ellis after Dr.

Cold hardy gardenias are available in commerce but that doesnt guarantee zone 5 gardenia shrubs. Alexander Garden 17301791 a Scottish-born American naturalist. Most varieties enjoy tropical or subtropical conditions and are recommended for USDA zones 8-11.

Gardenia Gardenia jasminoides a woody perennial shrub grows in US. Keep roots cool with a thick layer of mulch. Lowest Average Temperatures Of -20F To -10F Or -289C To -233C.

The ocean moderates temperature allowing coastal zones in warm temperate zones to grow a range of plants including subtropical ones. It is rare for a very hard-hit gardenia to survive if the root zone is deeply frozen and the winter is dry. They are seen to perfection in frost free areas north of Sydney and Perth but will grow in Adelaide and Melbourne in a warm spot.

Southeast Asia best exemplifies the plants ideal climate and in the United States the gardenia zones are 8 to 11 according to the US. Gardenia is a genus of flowering plants in the coffee family Rubiaceae native to the tropical and subtropical regions of Africa Asia Madagascar and Pacific Islands and Australia. Choose a gardenia hardy to your climate zone or plan to take inside as a houseplant in winter.

The gardenia is native to eastern Asia China Taiwan and Japan. Thrives in organically rich slightly acidic well-drained soils. Gardenias are excellent for mass plantings or as a hedge.

The rainfall is reliable year round. However a few frost proof Gardenia varieties can now be grown more reliably in USDA climate zone 7 and even 6. Do gardenia come back every year.

Gardenia Home Garden Information Center Source: hgic.clemson.edu