Solanum laxum
Potato vine, Jasmine nightshade
Also known as Solanum jasminoides, Solanum jasminoides 'Laxum'
- Height × spread
- 3m – 3m × 3m – 3m
- Position
- Full sun
Availability
Generally available in Spring & Summer
Many plants are seasonal. Call 01234 567890 to check current stock.
About this plant
A hearty climbing vine, valued for fast growing vertical coverage and beautiful starry blooms. Clusters of white or blue flowers adorn the plant summer to autumn, followed by blue black berries to feed the birds. The foliage is green, with gold and variegated forms available. Best planted against a sunny wall or fence for instant colour and foliage interest until the first frosts. Grows 3m tall.
- Flower colour
- White
- Foliage colour
- Green
- Variegated
- No
- Scent
- Yes, some varieties
- Shape
- Fan
- Height
- 3m – 3m
- Spread
- 3m – 3m
- Season of interest
- Summer, Autumn
- Evergreen
- Deciduous
- Garden style
- Scented garden, Indoors, Conservatory
- Sun or shade
- Likes full sun, tolerates part shade, tolerates light shade
- Soil type
- Chalk, Clay, Gravelly soil, Loam (normal), Sandy soil
- Soil pH
- Alkaline, Neutral
- Drainage
- Moisture retentive soil, Well drained soil, Dry soil, Drought resistant
- Winter hardiness
- Varies, some are not hardy
- Borders & containers
- Borders
- Indoor light
- bright spot, no direct sun
- Indoor temperature
- 5C minimum temperature
- Use for
- Wall cover
- Maintenance
- Easycare – low/no maintenance
- Hazards
- Yes, some poisonous
Spring
Spring-Autumn · Indoors
Feed with houseplant food monthly
Give the plant a balanced houseplant feed monthly while in growth.
Where food elements are listed as three numeric values on the label representing in order Nitrogen(N)-Phosphorus(P)-Potassium(K), with percentage values for each, choose one where the values are more or less equal.
Spring-Autumn · Indoors
Water regularly during growth
Water regularly while in growth.
Adopt a regime that means the plants are thoroughly watered every week so that they do not become dessicated. In hot weather watering may need to be more frequent, but less often in cool or moist conditions.
Spring - late · Outdoors
Feed with slow release fertiliser
Apply a general purpose slow release fertiliser, spreading it around the root area of the plant as it is coming into growth. (Or apply a liquid feed at regular intervals throughout the growing season.)
This is a simple way to provide a nutrient boost as a single annual procedure.
Spring-Autumn · Outdoors
Water in dry periods
Established plants in the ground can cope with 7-10 days of dryness, and shrubs often manage 2 to 3 weeks. Water one section of the garden thoroughly each day rather than a little everywhere. Check plants in pots more often, especially in hot weather.
Winter
Winter · Indoors
Water sparingly during dormancy
In its dormant period give very little water, keeping the soil barely moist. Dormancy is likely to be during the winter and the plant recommences growth in early to mid spring.
When a plant enters dormancy the leaves fade, go yellow and then brown. Eventually the whole plant may 'disappear' or unadorned stems may remain.
Planting & general
Planting
Prune after flowering
Generally reduce the plant in size by cutting back all the spreading branches and shoots, so there are only 3 or 4 buds on each stalk.
Compost · Planting
Loam based houseplant compost for repotting
Buy container or house plant compost that is loam based if possible (i.e. is based on John Innes compost number 2 or 3. This contains more fertiliser and is better suited to established plants.
John Innes no. 1 has the lowest level of fertiliser and is used for seedlings and young plants, so is generally used where plants will be 'potted on' after a number of weeks.
Indoor temperature · Planting
5C minimum temperature
This plant requires a minimum temperature of 5 Centigrade.
Indoor plant · Planting
Position in a bright spot, no direct sun
Give this a bright position away from the direct sun, especially direct sun at the height of the day. (Direct sunshine is too hot and can burn the leaves.) Move the plant to a brighter position in the room during winter and early spring.
Found in
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