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Red Clover

Legume
Cool-season perennial cover crop and forage
Full sun to partial shade

Also known as: Trifolium pratense · Purple clover · Beebread · Cow clover

When & where

Season
Cool-season perennial cover crop and forage
USDA zones
Hardy in zones 3–10
Sun
Full sun to partial shade
Start indoors
Not applicable — broadcast sow
Direct sow outdoors
Early spring or late summer/early fall
Days to harvest
80–100 days to bloom; till under before seed set

Germination

Germination time
7–14 days
Soil temperature
50–70°F (10–21°C)

Spacing & depth

Sow depth
1/4" (6 mm) — broadcast and rake in
Seed spacing
Broadcast 1/4 lb per 1000 sq ft
Mature plant spacing
Broadcast — no spacing
Row spacing
Broadcast — no rows

How to plant

Rake soil smooth, broadcast inoculated seed, and rake lightly to cover. Red clover establishes a deep taproot and fixes nitrogen. Mow or till under when flowering begins for maximum biomass return.

Grower's tip

A long-lived perennial clover with rose-purple flower heads. Excellent for breaking up compacted soil, feeding bees, and as a medicinal tea plant.

Soil preferences

Soil type

Well-drained loam. Beans and peas fix their own nitrogen — don't over-fertilize.

pH range

6.0–7.0

Amendments

Inoculate seed with rhizobia bacteria at planting for a nitrogen boost. Skip nitrogen fertilizer.

Watering

Frequency

1 in per week; more during flowering and pod fill.

Method

Drip at the base — wet foliage invites anthracnose and rust.

Over vs. under

Overwatered: yellow leaves, dropped blossoms, root rot. Underwatered: dropped flowers, short pods with few seeds.

Top-water or bottom-water?

Prefers top-watering — Top-water deeply at the base in the morning. Wet leaves at night cause blackspot and powdery mildew.

Temperature tolerance

Ideal daytime air temp

65–80°F (18–27°C) for beans; 55–70°F (13–21°C) for peas

Ideal nighttime air temp

50–65°F (10–18°C)

Frost sensitivity

Peas and favas tolerate frost; common beans, limas, and southern peas are frost-tender.

Container growing

Container-suitable?

Yes — great in containers

Recommended pot size

3+ gal (11 L) for bush types; use a trellis for pole types

Notes

Bush beans and peas do well in pots; pole types need a sturdy 6-ft trellis.

Succession planting

Bush beans every 2–3 weeks until 8 weeks before first frost. One planting of peas per cool season.

Detailed harvesting

Pick snap types young and often when pods snap crisply. For shell beans, let pods dry to brown on the plant.

Post-harvest storage & preservation

Fresh: refrigerate 3–5 days. Freeze blanched. Dry-shelled: store in sealed jars after freezing 3 days to kill weevil eggs.

Culinary, medicinal & other uses

Fresh snap, shell fresh, dry for storage, sprout for greens, cover crop for soil building.

Medicinal or traditional uses are shared for interest only — this is not medical advice. Consult a qualified professional before using any plant medicinally.

Seed saving

Pollination

Self-pollinating (peas, common beans). Runner beans and fava beans cross via bees.

Isolation needs

10 ft for common beans; 150 ft for runners and favas.

How to save

The pod IS the seed — let extras dry on the plant, shell, and freeze 3 days before storage.

Your zone's planting calendar

Pick your USDA hardiness zone and we'll estimate the key dates for red clover in your area. These are regional averages — always check your own last-frost forecast before sowing.

From your kitchen — grow red clover from what you already have

Beans and peas are the easiest seed to save — the seed IS the harvest.

  1. 1Leave pods on the plant until they turn tan and rattle.
  2. 2Pick whole pods on a dry day; shell into a bowl or paper bag.
  3. 3Air-dry indoors another 1–2 weeks — a bean should shatter, not dent, when hit with a hammer.
  4. 4Freeze 3 days in a sealed jar to kill weevil eggs, then store dry.

Storage: 3–4 years dry.

My Red Clover notes

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