PG Plan Your Garden

How to grow Potato Vine in the UK

Solanum laxum

Potato Vine growing in a UK garden

Potato Vine (Solanum laxum) is a flower that grows well in UK gardens. Long flowering against sunny wall. 'Album' is reliable white. Borderline hardy. This guide covers when and how to sow Potato Vine, the soil and position it likes, watering and feeding, companion planting, and when to harvest.

Type
Flowers
Difficulty
Moderate
Position
full sun (6+ hrs direct)
Sow
spring
Harvest

When to sow & grow Potato Vine

Sowing and harvest window through the year (UK):

Jan
Feb
Mar
Apr
Plant
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Soil, position & care

Soil
Fertile, moisture-retentive soil with support to climb
Soil pH
6.0–7.5
Position
Roots in shade/cool, top growth to the light
Sowing depth
Plant rootball level; lean toward the support
Spacing
Allow 1–3 m per plant
Sowing
Plant spring or autumn against a wall, trellis or obelisk
Growing
Tie in new growth; water well while establishing
Harvest & upkeep
Prune to keep within bounds — timing depends on flowering season
Watch for
Aphids, powdery mildew; vine weevil in containers

Companion planting for Potato Vine

No specific companion notes for this plant.

Grow Potato Vine this year

Add Potato Vine to your free 12-month plan and get watering & sowing reminders — no sign-up needed.

Potato Vine FAQs

How much sun does Potato Vine need?

Potato Vine prefers full sun (6+ hrs direct).

Is Potato Vine easy to grow?

Moderate. Long flowering against sunny wall. 'Album' is reliable white. Borderline hardy.

More flowers to grow

Pot Marigold Sunflower Sweet Pea Cosmos Nasturtium Nigella Cornflower Iceland Poppy