North America Native Plant

Calloose Grape

Botanical name: Vitis shuttleworthii

USDA symbol: VISH2

Life cycle: perennial

Habit: vine

Native status: Native to the lower 48 states  

Synonyms: Vitis candicans Engelm. ex A. Gray var. coriacea L.H. Bailey (VICAC5)  âš˜  Vitis coriacea Shuttlw. ex Planch., non Miq. (VICO16)   

Calloose Grape: Florida’s Hidden Native Treasure for Your Garden Meet the calloose grape (Vitis shuttleworthii), one of Florida’s best-kept gardening secrets! This native climbing vine might not be as famous as its wine-producing cousins, but it’s got plenty of charm and benefits that make it perfect for Florida landscapes. If ...

Calloose Grape: Florida’s Hidden Native Treasure for Your Garden

Meet the calloose grape (Vitis shuttleworthii), one of Florida’s best-kept gardening secrets! This native climbing vine might not be as famous as its wine-producing cousins, but it’s got plenty of charm and benefits that make it perfect for Florida landscapes. If you’re looking for a native plant that delivers both beauty and wildlife value, this grape vine deserves a spot on your must-grow list.

What Makes Calloose Grape Special?

The calloose grape is a perennial climbing vine that’s 100% native to Florida. Unlike many plants that have spread across multiple states, this grape has chosen to call the Sunshine State its exclusive home. You might also see it listed under its scientific synonyms, including Vitis coriacea, but don’t let the fancy names fool you – this is a down-to-earth, easy-going plant.

This twining climber produces attractive heart-shaped leaves that create a lush, green backdrop throughout the growing season. Come fall, those leaves transform into lovely yellow tones before dropping. The vine also produces small clusters of dark purple grapes that, while not typically eaten by humans, are absolute wildlife magnets.

Where Does It Grow Naturally?

Calloose grape is found exclusively in Florida, where it thrives in coastal areas, hammocks, and edges of wetlands. It’s particularly well-adapted to the state’s unique climate and soil conditions.

Why Plant Calloose Grape in Your Garden?

There are several compelling reasons to consider adding this native vine to your landscape:

  • Native wildlife support: The small flowers attract beneficial insects and pollinators, while the grapes provide food for birds and other wildlife
  • Low maintenance: Once established, it’s quite drought tolerant and doesn’t need constant babying
  • Versatile landscaping: Perfect for covering arbors, fences, or creating natural screens
  • Coastal tolerance: Handles sandy soils and coastal conditions like a champ
  • Seasonal interest: Offers flowers in spring, fruit in late summer, and colorful fall foliage

Growing Conditions and Care

The good news is that calloose grape is pretty forgiving! Here’s what it prefers:

  • Sunlight: Partial to full sun (at least 4-6 hours of direct sunlight)
  • Soil: Well-draining soil, including sandy soils common in Florida
  • Water: Moderate water needs; drought tolerant once established
  • Climate zones: USDA zones 8b-10a (perfect for most of Florida)

Thanks to its facultative wetland status, this vine can handle both wet and dry conditions, making it incredibly adaptable to Florida’s variable rainfall patterns.

Planting and Care Tips

Getting your calloose grape off to a strong start is straightforward:

  • Support structure: Since it’s a climbing vine, provide a sturdy trellis, arbor, or fence for support
  • Planting time: Spring or early fall work best in Florida
  • Spacing: Give it room to spread – this vine can get quite large over time
  • Initial watering: Keep soil consistently moist for the first few months while roots establish
  • Pruning: Light pruning in late winter to control size and remove any dead growth

Perfect Garden Styles

Calloose grape shines in several garden types:

  • Wildlife gardens: Essential for supporting native birds and pollinators
  • Coastal landscapes: Naturally adapted to sandy, salt-tolerant conditions
  • Naturalistic designs: Fits perfectly in gardens that mimic Florida’s native plant communities
  • Privacy screens: Creates natural barriers while supporting local ecosystems

The Bottom Line

If you’re gardening in Florida and want to support native wildlife while adding a beautiful, functional plant to your landscape, calloose grape is definitely worth considering. It’s one of those plants that works hard behind the scenes – providing wildlife habitat, tolerating tough conditions, and looking good while doing it. Plus, there’s something pretty special about growing a plant that’s found nowhere else in the world except your home state!

Just remember to source your plants responsibly from reputable native plant nurseries to ensure you’re getting the real deal. Your local birds, butterflies, and beneficial insects will thank you for choosing this Florida original!

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Atlantic and Gulf Coastal Plain

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Calloose Grape

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rhamnales

Family

Vitaceae Juss. - Grape family

Genus

Vitis L. - grape

Species

Vitis shuttleworthii House - calloose grape

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA