fruit tree
LSU Purple fig
LSU Purple fig is a fruit tree noted for sweet dark fruit and bred for Gulf humidity. It grows in USDA zones 8a-10b, prefers full sun and loam, clay, and sandy soils, and it usually ripens from summer into fall.
Fit and caveats
LSU Purple is a Gulf South fig first. It is valuable where heat, humidity, and leaf disease pressure are part of the site, but it is not the fig to push into cold northern gardens without protection.
Best fit
- Zone 8 and warmer sites with long summers and humid-season disease pressure.
- Gardeners who want a purple LSU-bred fig with early bearing potential.
- Southern yards where winter lows are not the main limiting factor.
Use caution
- LSU sources describe it as cold sensitive compared with tougher figs.
- Fruit quality improves as plants mature; do not judge a young plant from its first small crop.
- A cultivar-specific Plant by ZIP photo is still needed.
Regional notes
- In southern Louisiana and similar Gulf Coast climates, LSU Purple is a better fit than it is in colder inland sites.
- Give it full sun and airflow; disease resistance is helpful, not a substitute for good siting.
- In Zone 7, treat it as experimental unless you can protect it.
Comparison note: Compared with Celeste, LSU Purple is more of a heat-and-Gulf-Coast cultivar with stronger LSU breeding context. Compared with Chicago Hardy, it is the wrong direction if winter survival is the primary problem.
Photos
Representative common fig photo used for this cultivar until a verified cultivar-specific image is sourced. Fruit color, size, leaf form, and growth habit can vary by cultivar, season, nursery stock, and site.
Photo sources: Piotr Frydecki / NC State Extension Plant Toolbox (CC BY-SA 3.0)
Harvest and uses
- Harvest window
- ripens from summer into fall
- Yield return
- 20-60 lb/plant/year
- First harvest
- 1-3 yrs
- Best for
- Fruit
- Notable traits
- sweet dark fruit, bred for Gulf humidity
Spacing, yield, and timing
How far apart should you plant LSU Purple fig?
Plant LSU Purple fig at 8-15 ft apart. Adjust this starting point for trellises, hedges, rootstock, containers, pruning style, or local extension guidance.
How much does LSU Purple fig produce?
LSU Purple fig yield is modeled as 20-60 lb/plant/year. Treat that as a planning range, because weather, soil, watering, pruning, pests, and local pressure can change the real result.
How long does LSU Purple fig take to produce?
LSU Purple fig usually reaches first useful harvest or display in 1-3 yrs under suitable conditions.
How do you grow LSU Purple fig?
Grow LSU Purple fig in USDA zones 8a-10b with full light, loam, clay, sandy soil, and low water. Use 8-15 ft apart for layout planning. Match the plant to drainage, heat, chill, and pest pressure before scaling up.
Can LSU Purple fig grow in a container?
LSU Purple fig can start with a container of about 25+ gal (good). Larger containers usually buffer heat and moisture swings better than the minimum.
- 10-year return
- 160-480 lb/10 yrs
- Full output
- 3-5 yrs
- Planting depth
- Keep the root flare at soil level; graft unions stay above grade.
- Productive life
- 15-30 yrs
- Difficulty
- 2/5
- Reliability
- 4/5
- Data quality
- Low profile, Low yield confidence
Yield varies most with climate, soil, rootstock, pruning, pest pressure, and wildlife.
Estimated Pound Return
Low yield confidence- Year 1
- 4-12 lb First-year estimate from the sourced curve.
- Year 5
- 20-60 lb
- Year 10
- 20-60 lb
- 10-year total
- 160-480 lb/10 yrs
Shaded band shows the sourced low-to-high pound-yield range. The line tracks the midpoint for quick comparison.
Method: direct pound yield from crop metric source. Annual crops assume one comparable planting per year; perennial crops ramp from first bearing to full production.
Planting, care, and risk checks
Checklist
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Right-size container with drainage
Containers / Before plantingUse a container large enough for mature roots, with open drainage holes to prevent root rot.
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Expanding container potting mix
Containers / Before plantingUse a lighter container medium instead of dense garden soil in pots and grow bags.
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Bird netting
Protection / Before ripeningProtect ripening berries, grapes, cherries, figs, and other bird-attractive fruit.
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Tree trunk guard
Protection / After plantingProtect young trunks from mower damage, sunscald, rabbits, and rubbing injury.
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Frost blanket
Protection / Cold nightsExtend the season or protect tender plants during cold snaps.
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Fruit tree and berry fertilizer
Nutrition / After establishmentSupport fruiting wood, bloom, and recovery after establishment once soil needs are known.
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Soil test kit or lab mailer
Site prep / Before plantingCheck pH and baseline nutrients before adding amendments, especially for fruiting crops, native beds, and acid-loving plants.
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Digging spade or shovel
Tools / Planting dayOpen planting holes, loosen compacted soil, and shape beds for larger transplants.
Planting strategy
- Planting depth: Keep the root flare at soil level; graft unions stay above grade.
- Container minimum: 25+ gal (good). Use 25+ gal for mature container figs and plan winter protection in cold zones.
- Start with one plant when testing fit in a new bed or container.
- Plant more than one when harvest volume or pollination is the main goal.
Risk factors
- Deer pressure: Not rated. No deer-resistance category is assigned yet; treat browsing risk as local and variable.
- Black walnut: Mixed or uncertain. Use as a black walnut / juglone planning cue; tolerance varies by cultivar, soil, and distance from the tree.
- Match the site first: full light, loam, clay, sandy soil, and low water.
- Use 8-15 ft apart as the first spacing model; adjust for hedges, trellises, containers, or local guidance.
- Plan around mature size: 6-15 ft H x 6-15 ft W.
- For harvest planning, treat "ripens from summer into fall" and 20-60 lb/plant/year as planning ranges, not guarantees.
- Quantitative data quality is low for this record; verify before buying or planting at scale.
Related planning guides
Variety comparisons
Compare LSU Purple fig with related varieties by spacing, yield or output, first production, and site fit.
Comparable plants
Sources and methodology
This guide combines hardiness range, light, soil, water, harvest timing, traits, supplier links, plant relationships, and quantitative planning metrics. Pairings are screened for practical garden fit.
Quantitative values use extension and botanical-reference ranges where available. For less-studied cultivars, similar crops fill gaps conservatively. Ranges are intentionally broad so the profile stays useful without pretending to be exact.
Planning sources: NC State Extension Gardener Plant ToolboxMissouri Botanical Garden Plant FinderUniversity of Maryland Extension - Planting a Tree or ShrubUniversity of Maryland Extension - Starting a Home Fruit GardenUniversity of Maryland Extension - Types of Containers for Growing Vegetables
Editorial sources: LSU AgCenter: History of the LSU AgCenter Fig Breeding ProgramLSU AgCenter: When Picking a Fig Variety, You Have ChoicesLSU AgCenter: Louisiana FigsUF/IFAS Extension: The Fig
Supplier search: Raintree Nursery. Search links are not paid placements unless explicitly marked; affiliate listings may earn a commission. Last reviewed: 2026-05-31.