Water
Water common toadflax regularly, especially during dry spells, to maintain consistently moist soil. Avoid waterlogging, as this can lead to root rot.
Allow the top inch of soil to dry out slightly between waterings in warmer months.
Also known as Butter & Eggs · Butter And Eggs · Butter-And-Eggs
Safety note: This plant may be toxic to humans and pets. See toxicity details.
Common toadflax (Linaria vulgaris) is a resilient perennial herb with attractive yellow, snapdragon-like flowers, often found in disturbed soils.
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun to Partial Shade
75% intensity
Prefers full sun for best flowering, but tolerates partial shade.
Moderate
50% intensity
Keep soil consistently moist, but not waterlogged.
Well-drained
50% intensity
Hardy
25% intensity
Tolerates a wide range of temperatures, hardy in USDA zones 3-9.
Low
25% intensity
Fertilize sparingly in spring with a balanced fertilizer.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | Yes 4/5 intensity |
| Toxic for pets | Yes 4/5 intensity |
| Edible | No |
Mildly toxic if ingested
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Water common toadflax regularly, especially during dry spells, to maintain consistently moist soil. Avoid waterlogging, as this can lead to root rot.
Allow the top inch of soil to dry out slightly between waterings in warmer months.
Prune common toadflax after flowering to encourage a tidier appearance and potentially a second bloom. Deadheading spent flowers prevents self-seeding, which can be aggressive. Cut back stems by about one-third.
Common toadflax is easily propagated by seed sown in spring or autumn, or by division of established clumps in early spring. Stem cuttings taken in late spring or early summer can also be rooted successfully.
Repotting is generally not necessary for common toadflax as it thrives in average garden soil and can spread readily. If growing in containers, repot every 2-3 years in spring into slightly larger pots with fresh potting mix.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Common Toadflax (Linaria vulgaris)
Where Common Toadflax (Linaria vulgaris) is found

Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Lamiales |
| Family | Plantaginaceae |
| Genus | Linaria |
| Species | Linaria vulgaris |
Similar in genus Linaria
Answers based on plant encyclopedia data