Frost Proof Gardenia

Gardenia jasminoides 'Frostproof'

Nature Hills Nursery

Hardy gardenia for zones 7-10 with exceptional cold tolerance down to 0-10°F
Deer resistant evergreen shrub with fragrant white blooms from late spring through summer
Compact 3-4 ft size perfect for hedges, foundation plantings, or containers
Winter hardy with glossy green foliage that stays attractive year-round

$26⁹⁶

Shipping calculated at checkout.

In Stock

Enter your ZIP code to check shipping availability.

Plant Size

Quart Container

Product variants

Planting & Care

Where to Plant

Sunlight: Provide 4-6 hours of morning sun with afternoon shade in hot climates, or full sun in cooler zones 7-8. Too much afternoon sun in southern zones causes leaf scorch, while insufficient light reduces flowering.

Soil: Requires acidic soil with pH 5.0-6.5 and excellent drainage. Amend alkaline or neutral soils with sulfur and incorporate peat moss or compost at planting. In heavy clay, plant in raised beds or create mounds to prevent root rot.

Watering Requirements

Keep soil consistently moist during the first growing season to establish roots. Mature plants need deep watering once or twice weekly during active growth and flowering, more frequently in containers. Gardenias show stress from both overwatering (yellowing leaves) and underwatering (bud drop), so maintain even moisture without waterlogging.

Pruning Tips

Prune immediately after the main spring bloom flush since buds form on old wood for next year's flowers. Remove dead or damaged branches and shape as needed, but avoid heavy pruning after midsummer. When planted as a frost proof gardenia hedge, light shearing after flowering maintains uniform height while preserving flower buds.

Fertilizer Needs

Feed monthly during the growing season (April through August) with an acid-forming fertilizer formulated for azaleas, camellias, or gardenias. Yellowing leaves with green veins indicate iron chlorosis from alkaline soil—treat with chelated iron and continue acidic fertilizer. Avoid fertilizing in fall and winter when the plant is semi-dormant.

Delivery and Shipping

Shipping Rates

Ships in 7-10 business days • Tracking provided • Weather protected

Under $50	$9.99
$50 - $99.99	$14.99
$100 - $149.99	$16.99
$150 - $198.99	$24.99
$199+	FREE

✓ Zone-specific timing • ✓ Professional packaging • ✓ Health guarantee

Understanding Our Container Sizes

At Nature Hills, our plants are sold in industry-standard nursery containers. You will notice we use the word "container" rather than "gallon." Container numbers follow a nursery trade size standard, not liquid volume. The number tells you the plant's size category and general maturity level. A larger container means a more established plant with a stronger root system.

Container Sizes

Quart

Plant age: 6 months to 1 year
Best for: Ground covers, perennials, ornamental grasses
What to expect: Our smallest and most affordable size. Well-suited for planting in multiples across a large area. Allow 1 to 2 seasons for full establishment.

#1 Container

Plant age: 1 to 2 years
Best for: Shrubs, perennials, smaller trees
What to expect: About the size of a large coffee can. A well-developed root system in a manageable size. Good value choice when you have time to let the plant grow into the space over a season or two.

#2 Container

Plant age: 2 to 3 years
Best for: Shrubs and trees where you want faster establishment
What to expect: A noticeable step up from a #1 in both plant size and root development. Good choice when you want visible presence without going to a larger size.

#3 Container

Plant age: 3 to 4 years
Best for: Most plants, most situations — flowering trees, shade trees, evergreen shrubs
What to expect: Our most popular size. Strong, developed root system. Plants in a #3 container make an immediate visual impact from day one. If you want a head start rather than waiting seasons for a plant to fill in, this is typically the right choice.

#5 Container and Larger

Plant age: 4 to 5+ years
Best for: Specimen plants, privacy screens, maximum instant impact
What to expect: Large, mature plants ready to make an immediate statement in your landscape. We also carry #7 and larger sizes for select varieties.

Why "Container" and Not "Gallon"?

Nursery container sizes follow an industry trade standard established for the nursery and horticulture industry. The number is a size designation, not a measurement of liquid volume. Actual soil volume varies by plant type, root mass, and growing medium. Using "container" is the accurate industry term. When you see #1, #2, or #3, think of it as the plant's size tier, not a gallon measurement.

Root Pouch Containers

Some Nature Hills plants arrive in a Root Pouch, a breathable fabric container made from 100% recycled materials. Root Pouches encourage denser root development through air pruning, which discourages root circling and promotes a stronger, more fibrous root ball at the time of planting.

Plants growing in Root Pouch fabric containers, showing the breathable woven fabric construction

There are two types. Knowing which one you have changes how you plant:

Degradable (brown or tan fabric): Plant the entire pouch directly in the ground. The fabric breaks down naturally in the soil over time.
Non-degradable (black or gray fabric): Remove the pouch before planting. Cut the bottom open with scissors, then peel the sides away. The fibrous root ball will hold its shape.

Not sure which type you have? Check the tag on your plant or contact us and we will confirm.

Full Root Pouch planting guide

Choosing the Right Size

Size	Plant Age	Best For
Quart	6 mo to 1 yr	Ground covers, perennials, grasses. Budget-friendly for mass plantings.
#1 Container	1 to 2 yrs	Shrubs, perennials, small trees. Value choice for patient gardeners.
#2 Container	2 to 3 yrs	Shrubs and trees where you want faster establishment.
#3 Container	3 to 4 yrs	Most plants. Immediate visual impact. Our most popular size.
#5 and larger	4+ yrs	Specimen plants, privacy screens, maximum instant impact.

Still not sure which size is right for your project? Our plant specialists are happy to help. Contact us and we will point you in the right direction.

Plant specifications
Plant Characteristics	Cold hardy, Evergreen, Compact/Dwarf, Fragrant, Flowering, Heat Tolerant, Container Friendly
Hardiness Zone	7b, 8a, 8b, 9a, 9b, 10a, 10b, 11a, 11b
Sunlight	Full sun, Partial shade
Height	3-4 ft
Width	4-5 ft
Watering Needs	Moderate
Preferred Soil	Clay, Loamy, Peaty, Sandy
Growth Rate	Moderate
Growth Habit	Bushy, Compact
Blooms In	Spring, Summer
Flower Color	White
Foliage Color	Green
Fragrant	Yes
Pet Safety	Toxic to pets
Suitable Space	Outdoors
Plant Name	Gardenia
Botanical Name	Gardenia jasminoides 'Frostproof'
Species	jasminoides
Cultivar	Frostproof
Class	Magnoliopsida
Does Not Ship To	AK, HI, ID, MT, PR

Frost Proof Gardenia (Gardenia jasminoides 'Frostproof') is the most cold hardy gardenia available, bringing legendary Southern charm to Northern landscapes. This hardy gardenia thrives in zone 7 and even survives in protected zone 6 locations with proper siting, offering gardeners far beyond the Deep South a chance to grow true gardenias with that intoxicating fragrance. The exceptional cold tolerance of this winter hardy gardenia makes it a breakthrough for colder climates where standard gardenia varieties simply won't survive.

The Ultimate Cold Hardy Gardenia

Gardenia cold tolerance varies widely by cultivar, but 'Frostproof' sets the standard for hardiness. While typical gardenias struggle below 20°F, this cold hardy gardenia withstands temperatures down to 0-10°F, making it the best gardenia for zone 7 gardens. In zone 6, protection from winter winds and a thick layer of mulch allows this winter hardy gardenia to survive and thrive. The glossy evergreen foliage provides year-round structure in zones 8-10, while zone 7 gardeners may see some winter leaf drop with vigorous spring recovery.

Fragrant White Blooms on a Compact Gardenia Shrub

This gardenia shrub produces pristine white flowers from late spring through summer, each bloom releasing the classic gardenia perfume that gardeners treasure. The 2-3 inch flowers open creamy white and mature to soft ivory, creating a stunning display against the dark green foliage. At 3-4 feet tall with a slightly wider spread, Frost Proof Gardenia fits perfectly into modern landscapes as a compact gardenia shrub for foundation plantings, containers, or low hedges.

Deer Resistant and Low Maintenance

Are gardenias deer resistant? Yes, and Frost Proof Gardenia maintains this natural protection. Deer typically avoid this gardenia shrub due to bitter compounds in the foliage, making it ideal for gardens where deer pressure is a concern. Browse our full selection of deer resistant shrubs for more options. The gardenia deer resistant qualities, combined with moderate growth rate and minimal pruning requirements, create a low-maintenance evergreen shrub for busy gardeners.

Perfect for Hedges and Foundation Plantings

The uniform growth habit makes Frost Proof Gardenia an excellent choice for a frost proof gardenia hedge. Space plants 4-5 feet apart for a fragrant border that requires minimal shaping. Light pruning after flowering maintains the hedge form while preserving next season's blooms. Foundation plantings near entryways showcase the fragrance up close, while the deer resistant nature means you won't wake up to damaged plants.

Container Growing for Zone 6 Gardens

For gardeners asking about a zone 6 gardenia, containers offer the perfect solution. Plant in large pots (at least 16 inches) with acidic potting mix and move to protected locations during harsh winter weather. Container-grown plants can spend summers on patios where the fragrance creates an outdoor living experience, then winter in unheated garages or against warm foundation walls in zone 6. Check your growing zone to determine the best approach for your area.

Year-Round Evergreen Structure

The glossy green foliage of this hardy gardenia provides structure throughout the year. In zones 8-10, the evergreen leaves maintain their polish through winter. Zone 7 gardeners may see some leaf drop during extreme cold snaps, but plants leaf out vigorously in spring. The winter hardy gardenia characteristics mean you can count on this plant returning year after year, unlike tender varieties that decline after one harsh winter.

This cold hardy gardenia belongs in any landscape where fragrance, beauty, and reliability matter. Whether you're looking for a gardenia for zone 7, need a deer resistant foundation plant, or want to create a fragrant hedge, Frost Proof Gardenia delivers Southern charm with Northern toughness. Pair it with azaleas and hydrangeas for a stunning acid-loving shrub border.

Free shipping

On all orders over $199
Plant Sentry™

Compliant guaranteed
Easy returns

Hassle free returns policy
Live Chat

Talk to a real person

Frequently Asked Questions

Are gardenias deer resistant?

Yes, gardenias are naturally deer resistant due to bitter compounds in their foliage that deer typically avoid. Frost Proof Gardenia maintains this protection while offering exceptional cold hardiness down to 0-10°F. Plant them in areas with deer pressure for fragrant blooms without browsing damage.

Are gardenias cold hardy?

Most gardenias are only hardy to zone 8, but Frost Proof Gardenia survives temperatures down to 0-10°F in zones 6-7. This breakthrough variety brings Southern charm to Northern gardens where standard gardenias fail. Shop at Nature Hills for true cold hardy gardenias.

Are gardenias cold tolerant?

Most gardenias are only hardy to zone 8, but Frost Proof Gardenia breaks that barrier by surviving in zone 7 and protected zone 6 locations. This variety tolerates temperatures down to 0-10°F while standard gardenias struggle below 20°F. Choose a sheltered location and add mulch for best winter survival in colder zones.

Are gardenias drought tolerant?

Gardenias prefer consistent moisture and are not considered drought tolerant once established. Frost Proof Gardenia needs regular watering, especially during its late spring through summer blooming period. Provide deep, weekly watering and maintain mulch to retain soil moisture.

Do deer eat gardenia plants?

Deer typically avoid gardenia plants due to bitter compounds in their foliage that make them unpalatable. Frost Proof Gardenia maintains this natural deer resistance while surviving winters down to 0-10°F in zones 6-7. This makes it ideal for gardens with deer pressure, available at naturehills.com.

Does Frost Proof Gardenia prefer full sun, partial shade, or full shade?

Frost Proof Gardenia performs best in partial shade to morning sun with afternoon protection. In zones 7-8, some shade prevents stress during hot summers while still producing abundant blooms from late spring through summer. Plant in a location with 4-6 hours of morning sunlight for optimal flowering.

Do I need to fertilize Frost Proof Gardenia and if so, what type and how often?

Frost Proof Gardenia benefits from regular feeding during its growing season for best bloom production. Use an acid-loving plant fertilizer in early spring and mid-summer, as gardenias prefer slightly acidic soil conditions. Apply according to package directions and water thoroughly after fertilizing.

Should I prune this gardenia and when is the best time to do it?

Prune Frost Proof Gardenia immediately after blooming ends in summer to avoid removing next year's flower buds. Light pruning maintains its natural 3-4 foot compact shape. Focus on removing spent flowers and any winter-damaged growth in spring.