How to Grow Laciniata Tomato
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Laciniata Tomato
Solanum lycopersicum var. laciniata
vegetableLaciniata is an heirloom tomato variety famous for its deeply lobed, fern-like foliage that resembles parsley leaves, creating an ornamental appearance in the garden. Despite its unusual foliage, it produces standard red tomatoes with excellent flavor. This indeterminate variety is prized by gardeners for both aesthetic appeal and reliable production.
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Example Laciniata Tomato timeline · Pittsburgh, PA (Zone 6b)
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Plant Laciniata Tomato
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Laciniata Tomato
Around Jun 26≈ 70 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Laciniata Tomato dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Zones 5-9 are ideal; can be grown as annual in cooler zones 3-4
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Get my Laciniata Tomato timeline →Growth Stages
Seedling
2-3 weeksTiny plants with 2 cotyledons (seed leaves) followed by emergence of the first true leaves, which already show slight lobing.
Provide bright, indirect light (14-16 hours daily under grow lights). Keep soil consistently moist but not waterlogged. Maintain temperature around 70-75°F. Thin seedlings to prevent crowding.
Vegetative Growth
4-6 weeksYoung transplants develop multiple sets of deeply lobed, fern-like leaves on a single main stem. The distinctive laciniata foliage becomes increasingly pronounced and ornamental.
Harden off seedlings gradually before transplanting outdoors. Plant in rich soil after last frost date. Begin staking/caging early. Remove lower leaves as plant grows to improve air circulation and reduce disease. Fertilize every 2-3 weeks with balanced fertilizer.
Flowering
3-4 weeks into productionSmall yellow flowers appear in clusters (inflorescences) along the main stem and branches. Flowers emerge between leaf nodes; the laciniata foliage remains the dominant visual feature.
Maintain consistent watering to prevent blossom end rot and flower drop. Provide steady phosphorus and potassium through fertilizer (e.g., 5-10-10). Ensure full sun exposure and good air circulation. Prune suckers on indeterminate varieties to direct energy to fruit production.
Fruiting & Harvest
6-10 weeks (continues until first frost)Small to medium red tomatoes develop and mature on the vine. The plant remains vigorously vegetative with continuous flowering and fruit set until frost. Laciniata produces prolifically despite the unusual foliage.
Continue consistent deep watering and regular fertilization. Support heavy fruit loads with sturdy stakes or cages. Harvest ripe tomatoes regularly to encourage continued production. In late season, prune excess foliage to improve air flow and reduce disease risk.
Senescence & End of Season
2-4 weeks before frostPlant growth slows as temperatures drop in fall. Foliage may yellow and disease pressure increases. Fruit ripening slows dramatically below 68°F.
Harvest all mature and semi-mature green tomatoes before frost. Cut vines and remove from garden to reduce pest overwintering habitat. Consider pulling the entire plant when productivity declines significantly or disease becomes problematic.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Hand-pick caterpillars; encourage parasitic wasps; use Bacillus thuringiensis (Bt); neem oil spray
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Strong water spray to dislodge; yellow sticky traps; neem oil or insecticidal soap; encourage natural predators
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Increase humidity; spray with water; neem oil; sulfur dust in cool weather
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Remove infected leaves immediately; improve air circulation; avoid overhead watering; mulch to prevent soil splash; fungicide if severe
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Remove affected foliage; ensure good air circulation; avoid wet foliage; copper fungicide; remove plant debris after harvest
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Maintain consistent soil moisture; add calcium amendment; ensure adequate calcium in soil
Uses
Fresh eating and salads
CulinaryLaciniata tomatoes have rich, classic tomato flavor and balanced acidity, making them excellent for fresh slicing in salads, sandwiches, and caprese. The medium size suits individual portions well. [source]
Sauces and cooking
CulinaryTheir flavor profile concentrates well when cooked, making them suitable for homemade tomato sauce, salsa, and preserves. The fruit produces good yields for sauce-making projects. [source]
Ornamental garden appeal
HouseholdThe deeply lobed, fern-like foliage resembles parsley and creates a striking ornamental effect in vegetable gardens and landscape displays. This unique foliage adds visual interest beyond typical green tomato plants. [source]
Seed saving
CraftAs an heirloom open-pollinated variety, Laciniata seeds breed true and can be easily saved for future seasons. The plant is ideal for gardeners interested in seed preservation and plant breeding. [source]
Pollinator attraction
WildlifeThe abundant yellow flowers attract bees and other pollinators, supporting garden biodiversity. The dense foliage also provides habitat for beneficial insects. [source]
Harvest Tips
Harvest tomatoes when fully colored (deep red) and slightly soft to touch. Laciniata tomatoes can be picked at the 'breaker stage' (when color just begins to show) and ripened indoors. For peak flavor, allow to fully ripen on the vine in warm conditions. Twist gently or use pruning shears to avoid damaging the plant. Harvest regularly to encourage continued production. In fall, pick all mature fruit before the first frost; green tomatoes will ripen indoors in a cool, dark location or in a paper bag with an apple.
Fun Facts
- 🌱 The name 'laciniata' comes from the Latin word 'laciniatus,' meaning 'fringed' or 'slashed,' perfectly describing the deeply cut foliage that resembles parsley or fern fronds.
- 🌱 Despite its ornamental foliage, Laciniata is a fully functional indeterminate tomato that produces prolifically throughout the growing season, often yielding more fruit than standard-leafed varieties.
- 🌱 Laciniata has been cultivated since at least the early 1900s and is considered a true heirloom variety; seeds saved from Laciniata plants grow true to type, making it a favorite among seed-saving gardeners.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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