Plagiobothrys acanthocarpus, the adobe popcornflower, is a delicate wildflower found in California. It features small, white flowers and contributes to native wildflower
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun to Partial Shade
75% intensity
Prefers bright light but can tolerate some shade, especially in hotter climates. Avoid prolonged intense heat without adequate moisture.
Moderate, with drought tolerance
50% intensity
Allow soil to dry slightly between waterings during active growth. Reduce significantly in dormancy.
Well-drained
50% intensity
Moderate to Cool
50% intensity
Prefers mild temperatures during its growing season. Can tolerate light frosts but avoid extreme heat or prolonged freezing.
Low feeding required
25% intensity
Generally thrives in nutrient-poor soil. A light, diluted feeding in spring is sufficient. Avoid over-fertilizing.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Water moderately during the growing season, allowing the soil to dry slightly between waterings. Reduce watering significantly in fall and winter, especially if grown in cooler conditions, to prevent root rot.
Ensure good drainage to avoid waterlogged conditions.
Pruning is typically not necessary for adobe popcornflower. Deadheading spent flowers can encourage a longer blooming period and prevent self-seeding if unwanted.
Remove any yellowing or dead foliage as needed to maintain plant appearance and health.
Propagation is primarily done through seeds. Sow seeds in spring or fall. They benefit from stratification; cold, moist conditions can improve germination rates.
Seeds can also be collected from mature plants and sown directly in their native habitat.
Adobe popcornflower is not typically a plant that requires frequent repotting. If grown in a container and it becomes root-bound, repot in early spring before new growth begins. Use a well-draining potting mix.
It often performs best when allowed to grow in lean, unimproved soil.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Adobe Popcornflower (Plagiobothrys acanthocarpus)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Boraginales |
| Family | Boraginaceae |
| Genus | Plagiobothrys |
| Species | Plagiobothrys acanthocarpus |
Similar in genus Plagiobothrys
Answers based on plant encyclopedia data
