Introduction & History

The Wekiwa tangelo is the rebel of the tangelo family — while its famous cousins Minneola and Orlando descend from grapefruit and tangerine, the Wekiwa is believed to be a Sampson tangelo × pink grapefruit cross, giving it a personality entirely its own. Named after the Wekiwa Springs area of central Florida and released in 1962, it breaks every tangelo convention: the flesh is pink rather than orange, the flavour leans toward grapefruit rather than mandarin, and the tree is compact enough for container growing — a rarity among tangelos. Its most striking quality is the flesh colour — a vivid salmon-pink reminiscent of pink grapefruit but with a sweetness that grapefruit rarely achieves. The Wekiwa has found its niche among specialty citrus growers and adventurous gardeners who want a grapefruit-flavoured fruit on a manageable tree, and among cocktail enthusiasts who prize its naturally pink juice for its Instagram-ready colour and complex, bittersweet flavour.

History & Origin

Developed at the USDA Citrus Research Station in Lake Alfred, Florida, and released in 1962. The parentage is believed to be Sampson tangelo (which itself is a Dancy tangerine × Duncan grapefruit cross) × pink grapefruit. The pink flesh is inherited from the pink grapefruit grandparent. Named after Wekiwa Springs in Orange County, Florida. The variety has never achieved commercial scale but has maintained a devoted following among specialty citrus collectors and small growers since its release.

Botanical Description

Small to medium evergreen tree, 4-5 m tall — more compact than other tangelos. Canopy is upright-rounded, moderately dense. Leaves are medium-sized, dark green, with moderately winged petioles. Flowers white, fragrant. Fruit is medium (6-8 cm diameter), round to slightly oblate, without any neck. Rind is thin, smooth, yellow to yellow-pink — often with a rosy blush on the sun-exposed side. Flesh is the most distinctive feature: pink to salmon-coloured, very juicy, in 10-12 segments, with a flavour that's sweeter than pink grapefruit but retains gentle grapefruit bitterness. Seeds variable (0-10). Few thorns.

Planting & Cultivation

Full sun, well-drained soil. Space trees 4-5 m apart — closer than other tangelos due to its smaller size. Works well as a single specimen in a dooryard. Container planting is practical with 50-60 cm pots. Plant in spring. Set graft union 8-10 cm above soil. The compact size makes it suitable for hedgerow planting. A polliniser (Orlando tangelo, mandarin variety) within 10-15 m improves fruit set but is less critical than for Minneola.

Cultivation

Wekiwa is more manageable than other tangelos — moderate vigour means less pruning and smaller space requirements. Water regularly during fruit development. Feed with citrus fertiliser every 6-8 weeks during the growing season. The tree produces consistently without severe alternate bearing. Fruit quality is highest when the tree receives adequate potassium — supplement mid-season. In areas with high lycopene production conditions (warm days, cool nights), the flesh colour intensifies to a deeper salmon-pink.

Climate & Cold Protection

Hardy to approximately -3 °C (27 °F). USDA zones 9b-11 — slightly less cold-hardy than Minneola or Orlando. Best in warm, humid subtropical climates. The pink flesh pigments (lycopene) develop best with warm days (28-33 °C) and moderately cool nights (15-20 °C). Florida's central region provides ideal conditions. Can be grown in warm parts of California but flesh colour may be paler in dry climates.

Seasonal Care

Spring: Bloom period; apply first fertiliser; check for aphids on new growth. Summer: Deep watering; potassium supplementation for fruit quality and colour development. Autumn: Fruit colouring; maintain irrigation consistency; monitor for mealybugs. Winter: Harvest when ripe (December-February); freeze protection in zone 9b; light pruning after harvest.

Cold Protection

Slightly frost-tender for a tangelo. In zone 9b, frost cloth is essential during cold events. Container trees should be moved indoors when temperatures drop below -2 °C. Mulch the root zone heavily. Avoid late-season nitrogen that would promote frost-vulnerable new growth. The compact canopy is easy to cover with a single frost cloth blanket.

Seasonal Care Calendar

Propagation

Budding: T-bud onto Swingle citrumelo or Cleopatra mandarin rootstock in spring or early autumn. Air layering: Effective method; layers root in 10-12 weeks in Florida's humidity. Cuttings: Moderate rooting success with semi-hardwood cuttings and IBA treatment. Seed: Mostly nucellar but juvenile period is 5-7 years — budding is preferred.

Diseases & Pests

Similar disease profile to other tangelos. Melanose and greasy spot in humid Florida conditions — copper and oil sprays manage both. Mealybugs favour the fruit — the pink flesh can mask their honeydew damage, so inspect carefully. Citrus rust mites may affect rind appearance. HLB is a significant threat in Florida — psyllid management essential. The compact canopy generally has good air circulation, reducing fungal pressure compared to denser tangelo varieties.

Harvesting & Culinary Uses

Fruit ripens December through February in Florida. The yellow-pink rind colour deepens at maturity. Cut a test fruit to check flesh colour — the salmon-pink should be vivid and juice abundant. Clip with secateurs. The fruit peels moderately well — better than Seminole but not as easily as Orlando. Eat fresh by peeling and segmenting, or halve and eat with a spoon. Stores 2-3 weeks at room temperature, 4-5 weeks refrigerated. Yield: 15-30 kg per tree.

Culinary Uses

The pink flesh makes Wekiwa a showstopper in any dish where colour matters. Fresh-squeezed juice is naturally pink — stunning in cocktails (especially palomas and greyhounds), brunch presentations, and smoothies. Segments are gorgeous in salads with avocado, shrimp, and bitter greens. The gentle grapefruit bitterness pairs beautifully with cured salmon and goat cheese. Make pink citrus curd for tarts and meringue pies. The zest has a complex, slightly bitter grapefruit aroma — excellent in gin-based cocktails.

Rootstock Guide

Swingle citrumelo: Standard in Florida, good drainage tolerance, CTV resistant. Cleopatra mandarin: Suitable for alkaline or salty soils. Flying Dragon: Excellent for container culture — dwarfs the already-compact tree. C-35 citrange: Good for California plantings. Avoid rough lemon rootstock — too vigorous for this naturally compact variety.

Container & Companion Growing

Container Growing

The best tangelo for containers — compact size (4-5 m in ground, manageable at 2-3 m in containers) and moderate vigour make it practical where other tangelos fail. Use 50-60 cm pots with well-draining citrus mix. Water when top 3-4 cm dries. Monthly liquid citrus fertiliser spring through autumn. On Flying Dragon rootstock, it stays remarkably compact. Expect 5-15 kg of fruit per year from a mature container tree — a genuine producer, not just ornamental.

Companion Planting

Plant with Orlando tangelo or Sunburst mandarin as pollinisers. The compact size allows interplanting with herbs and small ornamentals. Pair with other pink-fleshed citrus (pink grapefruit, Cara Cara navel) for a themed pink citrus collection. Nasturtiums and marigolds at the base provide pest deterrence.

Common Mistakes to Avoid

Expecting orange flesh — the pink colour is Wekiwa's signature, not an anomaly. Growing in too much shade, which reduces both fruit quality and the pink pigmentation. Overwatering in containers leading to root rot. Neglecting pollination — while less critical than for Minneola, a nearby polliniser still improves yield. Harvesting before the pink colour has fully developed in the flesh.

Frequently Asked Questions