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Grapefruit (Citrus paradisi), Fruit Tree
Fruit Tree

Grapefruit

Citrus paradisi

Varieties We Bring In

Ruby Red GrapefruitCitrus paradisiStandardCitrus paradisi
Sizes & Pricing
5 galFrom$74.95
10 galFrom$125.00

Last received Jul 16, 2026.

We bring this in seasonally, so what is on the lot changes week to week. A received date shows when it last came in, not that it is here today.

Call (904) 471-0440 to confirm this plant and size before you make the trip.

LightFull Sun
WaterModerate
Mature size15-20 feet × 10-15 feet

About Grapefruit

Ruby Red Grapefruit is a pigmented cultivar of grapefruit (Citrus × paradisi) distinguished by its deep pink-red flesh and sweeter, less bitter flavor compared to white varieties. It was the first patented grapefruit cultivar in the United States, developed in Texas in the 1920s. Starting at $74.95.

Plant details

Bloom Season
Spring
Flower Color
White
Growth Rate
Moderate
Foliage
Evergreen
Soil
Sandy, Loam, Well-drained

Best planting months

Recommended forZone 9b · St. Augustine, FL
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This monthGood windowOther months

Seasonal care

Bloom season. Good planting window.

Care essentials

Light

Plant grapefruit in full sun — a minimum of 8 hours of direct sunlight daily — for optimal fruit set and sweetness. In NE Florida, south- or southeast-facing exposures away from frost pockets are ideal.

Water

Water deeply and consistently, keeping the root zone (top 12 inches) between field capacity and no more than two-thirds depleted; allow the soil to partially dry between waterings. Established trees in NE Florida typically need supplemental irrigation during dry spells; avoid waterlogged conditions.

Soil & Fertilizer

Plant in well-drained sandy or loamy soil with pH 5.5–6.5. Fertilize three times per year (February, May, October) with a citrus-formula fertilizer that includes micronutrients; UF/IFAS recommends 1–1.5 lbs of actual nitrogen per tree per year for home landscape trees.

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Common questions

Is Grapefruit a good plant for St. Augustine?

Grapefruit is a fruit tree for Zone 9b coastal Florida gardens, reaching 15-20 feet × 10-15 feet.

Care information verified from

Last reviewed March 2026. Our care guidance comes from trusted horticulture sources and decades of helping St. Augustine gardeners. Conditions here can vary dramatically from one area to the next, so come ask us and we'll tailor it to your yard.