Lacy Phacelia (Phacelia Tanacetifolia) is a annual herb in the Boraginaceae family with easy care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 3-10. This plant is toxic to cats and dogs — keep it out of reach of pets.

Phacelia tanacetifolia is an annual flowering plant known for its lacy, fern-like foliage and violet-blue flowers, commonly grown for its value to pollinators and as a cover crop.

Lacy Phacelia

Lacy Phacelia

Phacelia Tanacetifolia

Phacelia tanacetifolia is an annual flowering plant known for its lacy, fern-like foliage and violet-blue flowers, commonly grown for its value to pollinators and as a cover crop.

Quick Facts

Type
herb
Lifecycle
annual
Care Difficulty
Easy
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
3-10

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:sandy, loamy, rocky
Indoor:No
Outdoor:Yes
Garden Use:pollinator attractant, green manure, cover crop, soil improvement

Care Calendar

Monthly care tasks for Lacy Phacelia

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Lacy Phacelia
Lacy Phacelia detail

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Taxonomy

Family:Boraginaceae
Genus:Phacelia