How to Grow White Kidney Bean Flageolet
Wikimedia Commons
White Kidney Bean Flageolet
Phaseolus vulgaris
vegetableFlageolet beans are a small, pale green to white variety of kidney beans prized for their delicate flavor and tender texture. These heirloom French beans are typically harvested at the immature green stage but can also be dried for storage. They are popular in French cuisine and are known for their subtle, slightly nutty taste.
When should you plant White Kidney Bean Flageolet in your zone?
Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.
Example White Kidney Bean Flageolet timeline · Pittsburgh, PA (Zone 6b)
-
Plant White Kidney Bean Flageolet
Around Apr 17Near Pittsburgh's average last spring frost.
-
Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
-
Harvest White Kidney Bean Flageolet
Around Jun 6≈ 50 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact White Kidney Bean Flageolet dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 5-9, with acceptable growth in zones 3-4 if season is long enough
Sign up free to see if White Kidney Bean Flageolet grows in your zone — and get a personalized planting timeline.
Get my White Kidney Bean Flageolet timeline →Growth Stages
Seedling
2-3 weeksCotyledons emerge with characteristic bean-shaped seed leaves. First true leaves appear within 1-2 weeks, appearing compound and oval.
Keep soil consistently moist but not waterlogged. Provide full sun. Thin seedlings to proper spacing if direct seeding. Protect from heavy rain and wind.
Vegetative Growth
3-4 weeksPlant develops multiple true leaves and grows vigorously, reaching 12-18 inches tall with bushy or determinate growth. Stems become woody and leaves are abundant.
Water regularly and deeply. Fertilize lightly with balanced fertilizer or side-dress with compost. Provide support or allow to sprawl depending on variety. Monitor for pests and diseases.
Flowering
2-3 weeksSmall, delicate white or pale flowers appear in clusters at leaf axils. Flowers are self-pollinating and appear in profusion along the plant.
Maintain consistent watering, especially important during flowering to prevent flower drop. Avoid high-nitrogen fertilizer which promotes foliage over flowers. Reduce watering slightly to encourage pollination.
Pod Development
2-3 weeks for green harvest, 4-6 weeks for full maturityFlowers fade and small immature pods form. Pods grow rapidly and can be harvested at the tender green stage (flageolet stage) or left to mature and dry.
Continue regular watering to support pod development. Avoid overhead watering to prevent disease. Harvest green beans when pods are tender and seeds are still soft.
Maturity/Harvest
Varies; green harvest at 50-65 days, dry harvest at 80-100 daysPods mature to pale cream or white color, becoming papery and dry. Seeds inside fill the pod completely and harden.
For dried beans, allow pods to remain on plant until completely brown and brittle. Harvest before heavy rain or frost. Dry harvested pods in warm location for 2-3 weeks before shelling.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
-
Hand-pick beetles and eggs; use row covers; apply neem oil or spinosad; encourage natural predators like ladybugs
-
Spray with strong water stream; use insecticidal soap; apply neem oil; release ladybugs or lacewings
-
Increase humidity; spray with water; use sulfur dust or neem oil; maintain plant vigor
-
Remove infected leaves; improve air circulation; avoid overhead watering; apply sulfur or copper fungicide
-
Use disease-free seed; remove infected plant material; improve drainage; apply copper fungicide
Uses
Fresh green bean delicacy
CulinaryFlageolet beans are prized in French cuisine as fresh green beans, with a tender texture and delicate, slightly sweet flavor. They can be lightly steamed, sautéed with butter and herbs, or added to salads and composed vegetable dishes. [source]
Dried bean cooking
CulinaryDried flageolet beans are creamy and tender when cooked, taking less time than larger dried beans. They are used in soups, stews, cassoulets, and as a side dish, and pair well with herbs, aromatics, and light broths. [source]
Plant-based protein and fiber
MedicinalBeans are an excellent source of plant-based protein, fiber, and essential minerals including iron and magnesium. They support digestive health and provide sustained energy due to their complex carbohydrates and resistant starch content. [source]
Seed saving and storage
HouseholdFlageolet beans are excellent candidates for home seed saving, as they self-pollinate and produce reliable harvests. Dried beans store for 1-2 years in cool, dry, sealed containers. [source]
Nitrogen fixation and soil health
WildlifeLike all legumes, beans form symbiotic relationships with nitrogen-fixing bacteria, enriching soil with nitrogen for subsequent crops. They improve soil structure and health when tilled back into the garden. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
For fresh green flageolets, harvest when pods are tender and bright green (50-65 days), before the beans inside mature. Snap pods from the plant gently to avoid damaging stems. For dried beans, allow pods to turn brown and papery on the plant. Harvest before first frost, then cure in a warm, dry location for 2-3 weeks before shelling and storing in cool, dry conditions.
Fun Facts
- 🌱 Flageolet beans are a prized heirloom variety originating from France, particularly the Loire Valley, and are considered a delicacy in French gastronomy, especially in the dish 'Cassoulet.'
- 🌱 Beans are unique among vegetables in their ability to replenish nitrogen in the soil, allowing them to be rotated with heavy feeders to maintain soil fertility without synthetic fertilizers.
- 🌱 A single bean plant can produce 100-200 pods over its growing season if continuously harvested at the green stage, making it highly productive for home gardeners.
Gardening Terms
New to gardening? Learn about terms used in this guide:
Join 30,000 gardeners planning their gardens with LizPlants.
Get your personalized White Kidney Bean Flageolet planting timeline
Tell us your zip code and we'll calculate exactly when to start White Kidney Bean Flageolet seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.
Get my White Kidney Bean Flageolet timeline →