Wilde Yams (Wildform)

Variety

Wilde Yams (Wildform)

created by Alexandro at 18.02.2026

Cultivation Break

3 Years

Season Overview

Propagating

Planting

Harvest

Harvest

J

F

M

A

M

J

J

A

S

O

N

D

1ST YEAR

FOLLOWING YEARS

Description

The Dioscorea genus comprises over 600 species worldwide. Unlike sweet potatoes, yams are climbing plants that belong to the yam family. Growth form: They are mostly perennial, herbaceous vines that climb several meters high on supports. The tuber: The heart of the plant. Depending on the species, the tubers can range in size from that of a potato to gigantic proportions of over 50 kg. The skin is often rough and bark-like, and the flesh varies from snow-white to yellow to deep purple. Nutrients: Yams are rich in starch and vitamins. Of medical interest is their diosgenin content, a precursor to steroid hormones, which is why some species are also valued in naturopathy.

Non hybrid

Growing tips

Location and soil Yams like a warm, sunny and sheltered location. Soil: It must be deep and loose. As the tubers grow deep, compacted soil leads to deformation. A mix of compost and sand is ideal. Container cultivation: In our latitudes, cultivation in large containers (at least 30-40 liters) is recommended, as the substrate warms up more quickly. 2. planting and pre-cultivation Timing: Start pre-cultivation indoors in March/April. To do this, place sections of a tuber (with at least one "eye") in pots. Planting out: The plants can only be planted outside after the Ice Saints (mid-May), when there is no longer any danger of frost. 3. care during growth Climbing support: Yams absolutely need scaffolding, a fence or poles. The shoots twine upwards very quickly. Water: The water requirement is high, especially during the main growth phase in summer. However, waterlogging must be avoided. Fertilizer: A potassium-rich fertilizer supports tuber formation. 4 Harvest and storage Harvest in late fall as soon as the foliage turns yellow and dies back. Dig out the tubers carefully so as not to damage the sensitive skin. Yams can be stored at cool (but not cold!) temperatures (approx. 12-15 °C) for several months. Important: Never store in the fridge as they lose their texture and spoil there. A little tip: There is one hardy exception! The light root (Dioscorea batatas) can even overwinter in the garden in our regions.

Details

Germination temperature

20 – 25 °C (Degrees Celsius)

Plant distance

60 cm

Row spacing

100 cm

Seeding depth

7 cm

Antagonistic Plants

Abyssinian cabbage / Ethiopian mustard

Akebia, blue cucumber vine

Apple

Blueberry

Broccoli

Broccoli raab / Stem cabbage / Cima di rapa

Brussels sprouts

Brussels sprouts

Buddleja / Butterfly Bushes

Cabbage (Cabbage)

Cabbage (Pointed cabbage)

Cabbage (red cabbage)

Cabbage (Savoy cabbage)

Cauliflower

Celery (Celeriac / Celery root)

Celery (Celery)

Celery (Leaf celery / Chinese celery)

Chinese kale - Kai-lan / Chinese broccoli

Collard greens

Collard greens (Kale)

Collard greens (Tuscan kale / Dinosaur kale / Palm tree kale)

Common mugwort

Courgette / Zucchini

Cucumber (African horned cucumber / Kiwano)

Cucumber (Caigua)

Cucumber (Melothria)

Cucumber / Gherkin

Elderberry

Forsythia

Funk

Garden squash - Patisson / UFO squash

Grasses - Bamboos

Grasses - reeds, cattails, bulrushes

Hair cucumbers / snake gourds

Hazelnut

horse chestnut

Ivy

Jerusalem artichoke / Topinambur

Kohlrabi / German turnip / Turnip cabbage

Maples

Mint

Mizuna / Japanese mustard greens

Morning glories

Napa cabbage / Chinese cabbage

Ornamental pumpkin

Pak Choi

Potato

Pumpkin / Squash

Rapeseed

Rapeseed - Sheer cabbage / Siberian cabbage

Rapini / Broccoli rabe

Raspberry

Rhododendron

Rutabaga / Swedish turnip

Sponge gourd / Egyptian cucumber / Vietnamese luffa

Sunflower

Sweet potato

Turnip

Turnip greens - Choy Sum / Chinese flowering cabbage

Turnip greens - Mizuna

Turnip greens - Tatsoi

Turnips - Oilseed turnips

Turnips - Wild turnips

Vegetable cabbage - Forage cabbage

Vegetable cabbage - Ribbed cabbage / Portuguese cabbage

Vegetable cabbage - wild cabbage / ancient cabbage

Walnut family

Willows

Diseases

Root Rot

Powdery mildews

Brown rot

Ascochyta blight

Pests

Aphids

Spider mites

Land snails

Larvae

Voles

Wireworms

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