Beans
62days to harvest
7-14 daysdays to germinate
Z2–11USDA zones
Easydifficulty
Heirloom

Sowing

Direct sow after last frost when soil is warm

Cultivation

Sun
Full sun (6+ hours)
Water
Regular, consistent moisture
Soil
Well-drained loam, slightly acidic to neutral
Spacing
6-8 inches
Height
4-5 feet
Season
Warm season annual

Appearance & flavour

Colour
Purple
Size
8-9".
Shape
Long, slender pods
Flavour
Rich, excellent flavor with a slight sweetness; pods turn green when cooked.

In the kitchen

Fresh salads, cooked vegetables, steaming, sautéing

Pests, disease & resistance

Pests
Bean beetles, spider mites, aphids
Diseases
Bean rust, powdery mildew, anthracnose

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
2——June – AugustSeptember
3——June – JulySeptember – October
4——June – JulyAugust – October
5——May – JuneAugust – September
6——May – JuneAugust – September
7——April – JuneJuly – September
8——April – MayJuly – August
9——March – AprilJune – July
10——February – AprilMay – July
11——January – MarchApril – June
12——January – MarchApril – June
13——January – MarchApril – June

Companion planting

8 beneficial pairings indexed for this variety, 3 to avoid.

CarrotsBeans fix nitrogen in soil which carrots need, while carrots don't compete for the same nutrients
MarigoldsRepel Mexican bean beetles, aphids, and other bean pests with their strong scent
CornProvides natural support structure for climbing beans while beans fix nitrogen for corn
NasturtiumsAct as trap crop for aphids and cucumber beetles, protecting beans from pest damage
RadishesBreak up soil for bean roots and mature quickly without competing for space
Summer SquashLarge leaves provide ground cover and moisture retention while beans add nitrogen to soil
CatnipRepels aphids, ants, and flea beetles that commonly attack bean plants
RosemaryDeters Mexican bean beetles and carrot flies with its aromatic oils

Avoid

OnionsCan inhibit bean growth and nitrogen fixation through root secretions
SunflowersAllelopathic compounds inhibit bean germination and growth
FennelProduces allelopathic compounds that stunt bean growth and reduce yields

Nutrition (per 100 g)

Protein (g)
1.97
Fat (g)
0.275
Carbohydrate (g)
7.41
Fibre (g)
3.01
Vitamin K (µg)
43.9
Vitamin B6 (mg)
0.121
Calcium (mg)
40
Iron (mg)
0.652
Magnesium (mg)
28.2
Phosphorus (mg)
41.2
Potassium (mg)
290
Zinc (mg)
0.35

Where to buy seed and equipment

Some links are affiliate links. If you buy through them we may earn a commission at no extra cost to you.

Growing it? There is a full cultivation guide at the beans growing guide.

Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.

DarkGrow forum

Grown Carminat?

Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.

Similar varieties

Other beans with a comparable time to harvest, so a season that suits Carminat suits these too.

Browse all 84 beans