Scrambling Gromwell

Scrambling Gromwell Care

Glandora Diffusa

What is the plant

Beautiful deep blue flowers cover this wonderful sprawling groundcover. The slightly mounded form adds softness and color to the top of retaining walls. Works well as a rock garden accent, softly flowing between boulders. Performs best with some shade in extremely hot areas. Evergreen.

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Lighting

Full Sun

Hardiness zone

5a - 9b

Difficulty

Easy

How to Care for the Plant

Water
Water your lithodora regularly. The lithodora plant does not like to be overly dry or excessively wet; keep the soil evenly moist but not waterlogged.
Pruning
Prune as needed when the branches look scraggly. Be sure to remove weeds as soon as possible.
Fertilizer
A light application of a balanced, slow-release fertilizer can be applied in spring after new growth is seen.

Disease diagnosis

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Sunlight
Lithodora diffusa prefers a Mediterranean-like climates with a slope or incline in full sun to partial shade. In general, it does not thrive in hot and wet conditions, such as in the Deep South. In cooler climates it is more likely to be able to tolerate full sun.
Soil
Lithodora does best in a well-drained soil that is slightly acidic, between 5.5 and 6.0 pH. It does best in a rich soil, unlike other rock garden plants.
Temperature
Minimum cold hardiness:Zone 5a -28.9 °C (-20 °F) to -26.1 °C (-15 °F)