dwarf ruby red grapefruit tree

Name: The Plant Company
Address: 284 Meeanee Road, Meeanee, Napier, 4112, New Zealand
Telephone: 0800 843 752
Price range: Contact Us
Rating: 4.8/5

Brighten your backyard and breakfast table with the dwarf ruby red grapefruit tree—especially the popular Grapefruit 'Star Ruby'. This compact citrus tree is a favourite among New Zealand gardeners for its ease of growing, stunning ruby-hued fruit, and remarkable flavour. Whether you’re looking to make homegrown juice, liven up salads, or simply enjoy a vibrant ornamental, Grapefruit 'Star Ruby' delivers exceptional taste in a manageable size, ideal for smaller gardens or containers.

Grapefruit 'Star Ruby'

Grapefruit 'Star Ruby' is a variety of grapefruit that produces good yields of medium-sized, golden coloured fruit that are mostly seedless. The flesh is red, juicy, and has a pleasant flavour. The fruit ripens from winter to spring and is often used as a breakfast fruit, for juicing, or in marmalade.

Buy Grapefruit 'Star Ruby'

From $269.95

Grapefruit 'Star Ruby' fruit with red flesh.

Suited to regions:
Subtropical, Temperate
Plant type:
Citrus
Height:
3.00 m
Spread:
3.00 m
Flowering time:
Summer
Garden uses:
Containers, Pool areas, Screening
Garden styles:
Backyard, City & Courtyard, Frontyard, Japanese, Modern

More species and varieties of Grapefruit

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Why Choose a Dwarf Ruby Red Grapefruit Tree?

The dwarf ruby red grapefruit tree is prized for its space-saving form and early fruiting. Unlike standard grapefruit trees, dwarfs usually reach a manageable 2 to 2.5 metres, making them easy to harvest and perfect for patios, decks, and urban gardens. Grapefruit 'Star Ruby' rewards you with profuse clusters of juicy, seedless fruit featuring deep red flesh and a thin, easy-to-peel rind. The sweet-tart flavour makes it the gold standard for breakfast or fresh-squeezed juice.

Growing Grapefruit 'Star Ruby' in New Zealand

Grapefruit 'Star Ruby' thrives in New Zealand’s well-drained soils and sunny, sheltered spots. For the best results, plant your tree in a north-facing position protected from strong winds. Dwarf ruby red grapefruit trees adapt well to large pots when grown in quality citrus potting mix, making them a practical option for renters or smaller spaces. Pair your tree with healthy Citrus Rootstock to ensure strong growth and resilience against pests and diseases.

Regular watering during dry spells and a layer of mulch will help retain soil moisture. Applying a specialist citrus fertiliser in spring and summer keeps your tree healthy and productive. Pruning is minimal—just remove dead or crossing branches—to maintain the tidy, compact form.

When and How to Harvest

Dwarf ruby red grapefruit trees generally produce fruit within 2-3 years of planting. Star Ruby’s fruits are ready for harvest from late winter through spring, with the best flavour developing after a slight chill. The fruit holds well on the tree, giving you a longer picking window and ensuring homegrown grapefruit nearly year-round.

Expand Your Citrus Collection

If you’re passionate about citrus, consider adding other varieties to your garden for continuous harvest and even greater flavour diversity. Popular with collectors and home gardeners alike, try Grapefruit 'Cutlers Red', Grapefruit 'Golden Special', Grapefruit 'Morrison's Seedless', Grapefruit 'Wheeny', or the fruity Grapefruit 'Hawaiian'. Love a varied orchard? Round it out with Mandarin 'Okitsu', Mandarin 'Richards Special', zesty Lime Kusaie, or the richly coloured Orange 'Tarocco'.

The Joy of Homegrown Citrus

A dwarf ruby red grapefruit tree, especially Grapefruit 'Star Ruby', brings beauty, fragrance, and flavour into your garden or patio. With minimal care, you’ll be rewarded with healthful, delicious fruit season after season. Discover the satisfaction of picking your own grapefruit and enjoy exploring other unique citrus varieties for a thriving, bountiful backyard.

Contact us

Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.