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Actinidia arguta

Vine
Sow in spring after stratification
Full sun to partial shade

Also known as: Bower Actinidia · Hardy Kiwi · Kiwi Berry · Tara Vine

When & where

Season
Sow in spring after stratification
USDA zones
Zones 3–8 (varies by cultivar)
Sun
Full sun to partial shade
Start indoors
Start 8–10 weeks before last frost
Direct sow outdoors
After last frost
Days to harvest
Fruit in 3–5 years from seed (grafted plants sooner)

Germination

Germination time
21–40 days
Soil temperature
65–75°F (18–24°C)

Spacing & depth

Sow depth
1/8 in (3 mm); barely cover
Seed spacing
Sow in pots, thin to strongest
Mature plant spacing
Final: 10–20 ft (3–6 m) apart on a sturdy trellis
Row spacing
N/A — trellis or arbor

How to plant

Extract seeds from ripe fruit, rinse off pulp, and cold-stratify 60–90 days. Surface-sow on damp mix and keep warm until germination. Provide a strong trellis; most varieties need a male pollinator nearby.

Grower's tip

Hardy kiwi produces smooth, grape-sized edible fruits on vigorous vines. Very cold-hardy but needs a pollinator and pruning.

Soil preferences

Soil type

Well-drained soil with steady moisture at the root zone.

pH range

6.0–7.0

Amendments

Compost at planting; go easy on nitrogen or you get all leaf and no flower or fruit.

Watering

Frequency

Even moisture through flowering and fruiting; vines dry out fast on a sunny wall.

Method

Soaker or drip at the base — never onto the canopy.

Over vs. under

Overwatered: yellow lower leaves, mildew. Underwatered: curled tips, dropped flowers.

Top-water or bottom-water?

Prefers top-watering — Top-water at the soil line with drip or soaker — tomatoes, peppers, squash, cucumbers, and most veg resent wet leaves (blight, mildew, rust). Bottom-water only during seed-starting until transplants are rooted through.

Temperature tolerance

Ideal daytime air temp

70–85°F (21–29°C) for annual vines; hardy woody vines are much broader

Ideal nighttime air temp

55–70°F (13–21°C)

Frost sensitivity

Annual vines are frost-tender; woody perennial vines are hardy to their rated zone.

Container growing

Container-suitable?

Possible with the right cultivar

Recommended pot size

5–15 gal (19–57 L) with a trellis anchored to the pot or wall

Notes

Potted vines dry out daily in heat — plan for it before you plant.

Detailed harvesting

Train and tie in new growth weekly during the growing season; prune woody vines while dormant.

Post-harvest storage & preservation

Not applicable for ornamental vines; fruiting vines follow their species.

Culinary, medicinal & other uses

Vertical screening, shade, flowers and fruit in a footprint the size of a dinner plate.

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

Insect-pollinated for most species.

Isolation needs

Isolate or bag flowers to keep a strain true.

How to save

Let pods or fruit ripen fully on the vine, then clean and dry the seed.

Your zone's planting calendar

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

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