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. It grows densely with glossy, dark green foliage, reaching about 3 m in height and the same width. Grapefruit 'Star Ruby' is commonly grown for fruit production, but also makes a lovely addition to a mixed planting and can be maintained in a large container.

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Suited to regions:	Subtropical, Temperate
Plant type:	Citrus
Height:	3.00 m
Spread:	3.00 m
Flowering time:	Summer
Tolerances:
Garden uses:	Containers, Pool areas, Screening
Garden styles:	Backyard, City & Courtyard, Frontyard, Japanese, Modern
Easy to grow?	Yes
Maintenance requirements	Some
Growth rate	Medium
Also known as
Sku	13215

How to grow Grapefruit 'Star Ruby' in NZ

Grapefruit 'Star Ruby' grows best in full sun and well drained, fertile soil. In NZ, it performs well in frost free areas or sheltered positions in cooler regions. Plant in a sunny, protected spot to encourage healthy growth and heavy crops. Water regularly during establishment and while fruiting to maintain high quality fruit. Mulching helps conserve moisture and suppress weeds. With proper care, 'Star Ruby' establishes quickly and delivers generous harvests each year.

Grapefruit 'Star Ruby' care tips

Caring for Grapefruit 'Star Ruby' is easy and rewarding. Apply citrus fertiliser in spring and summer to promote strong growth and heavy cropping. Lightly prune after harvest to maintain shape and remove any weak or crossing branches. Keep the base weed free and apply mulch to conserve moisture. Regular watering during dry spells is important to ensure juicy fruit. With minimal care, 'Star Ruby' will thrive and provide abundant crops of delicious grapefruit in NZ gardens.

Grapefruit 'Star Ruby' size, spacing, and growth rate

Grapefruit 'Star Ruby' trees typically grow 3 to 4 metres tall and wide, forming an attractive rounded canopy. For home orchards or lifestyle blocks, space trees about 3 to 4 metres apart to allow good airflow and healthy growth. Growth is moderate, with trees establishing steadily in suitable conditions. Its manageable size makes it ideal for both small and large gardens, delivering fruit and beauty together.

Landscaping uses for Grapefruit 'Star Ruby'

Grapefruit 'Star Ruby' is valued not only for its fruit but also for its ornamental presence. Its glossy evergreen leaves, fragrant blossoms, and richly coloured fruit make it a standout feature in gardens. It is perfect for home orchards, lifestyle properties, or even as a specimen tree in larger backyards. The tree can also be grown in large containers in sheltered courtyards. With its vibrant colour and productivity, 'Star Ruby' enhances NZ gardens with beauty and flavour.

Why buy Grapefruit 'Star Ruby' from The Plant Company?

When you buy Grapefruit 'Star Ruby' from The Plant Company, you are choosing premium quality citrus trees grown with expert care. As NZ’s most trusted plant nursery, The Plant Company provides strong, healthy trees ready to thrive in your garden. We provide safe nationwide delivery, expert advice, and reliable service with every order. Add 'Star Ruby' to your garden with confidence and enjoy a tree that delivers both striking beauty and abundant harvests.

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Gardeners love Ficus benjamina and Corokia 'Geenty's Green', but there’s a growing buzz around plants like Cordyline Torbay Dazzler, Ulmus glabra horizontalis (Scotch Elm), and Gardenia Fragrant Star.

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