Lithodora (Glandora diffusa)

Common names:
Give a thumbs up Lithodora
Give a thumbs up Shrubby Gromwell

Botanical names:
Glandora diffusa Accepted
Lithospermum diffusum Synonym
Lithodora diffusa Synonym

General Plant Information (Edit)
Plant Habit: Shrub
Life cycle: Perennial
Sun Requirements: Full Sun
Full Sun to Partial Shade
Minimum cold hardiness: Zone 5a -28.9 °C (-20 °F) to -26.1 °C (-15 °F)
Maximum recommended zone: Zone 9b
Plant Height: 4-12 inches
Plant Spread: 2-3 feet
Leaves: Evergreen
Other: Hairy leaves/Fuzzy.
Flowers: Showy
Other: heavy reseeder
Flower Color: Blue
Other: Vivid deep blue in abundance.
Bloom Size: Under 1"
Flower Time: Late spring or early summer
Late summer or early fall
Other: intermittently throughout the year
Suitable Locations: Xeriscapic
Uses: Erosion control
Will Naturalize
Wildlife Attractant: Bees
Toxicity: Other: Contact with skin could cause irritation or allergic reaction.
Propagation: Seeds: Sow in situ
Start indoors
Can handle transplanting
Propagation: Other methods: Cuttings: Stem
Cuttings: Tip
Other: semi hardwood cuttings.
Containers: Suitable in 3 gallon or larger
Suitable for hanging baskets
Needs excellent drainage in pots
Awards and Recognitions: Other: Award of Garden Merit

Lithodora diffusa

Photo gallery:
Location: Central NJ, Zone 7ADate: 2017-04-02Lithodora diffusa
By Njiris
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Location: Calgary, ABDate: 2017-06-17
By jsab0
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Location: Calgary, ABDate: 2017-06-17Closeup of flowers and leaves
By jsab0
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Credit florum
By admin
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Discussion Threads about this plant
Thread Title Last Reply Replies
when can i plant Lithodora by jojoe Mar 12, 2013 10:08 AM 15

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