Utricularia vulgaris

RHS Plant Profile
greater bladderwort
greater bladderwort visionspictures.com

Other common names

common bladderwort, popweed

Bogs

A vigorous, rootless, tiny-leaved, insectivorous plant, trapping minute prey in waterlogged soil by means of bladder-like traps. Some of its leaves float on the surface of the water and some are submerged. It is cultivated for its snapdragon-like yellow flowers which are borne on wiry flowerstalks from April through to August

Position

Full sun

Soil Types

Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
1–2 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Sand
Moisture
Poorly–drained
pH
Acid

Position

Full sun
Aspect
South–facing or East–facing or West–facing
Exposure
Sheltered
Hardiness
H2

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Lentibulariaceae
Native to GB/Ireland
Yes
Foliage
Deciduous
Habit
Matforming
Genus
Utricularia can be aquatic, terrestrial or epiphytic, insectivorous annuals or perennials with linear to kidney-shaped leaves bearing bladders to trap insects, and solitary or racemose, 2-lipped flowers held above water level
Name Status
Correct

How to Grow

Cultivation

Under glass grow in pots of specialist, peat-free mix. Water using rain or pure water. Stand pots in a few centimetres of water to keep permanently moist. See carnivorous plant cultivation

Propagation

Propagate by division or propagate by seed

Pruning

No pruning required. deadhead

Pests

Generally pest-free

Diseases

Generally disease-free