Grevillea 'Moonlight' 15g

Grevillea ‘Moonlight’ (Moonlight Grevillea) is a fast-growing evergreen Australian shrub valued for its creamy-white flowers, finely divided foliage, and performance in drought-tolerant landscapes. It develops a dense, upright form approximately 8–12 feet tall and 6–8 feet wide and may be maintained as a large shrub or trained into a small tree. Pale-yellow to creamy-white flower spikes appear most heavily from late winter through spring, with intermittent blooms during the rest of the year. The nectar-rich flowers attract hummingbirds, bees, and other pollinators. Adapted to full sun or partial sun and well-drained soil, Grevillea ‘Moonlight’ is an excellent choice for California privacy screens, habitat gardens, water-wise plantings, and Mediterranean-style landscapes.

Quick Facts:
Botanical Name: Grevillea ‘Moonlight’
Common Name: Moonlight Grevillea; Grevillea Hybrid
Plant Type: Evergreen Australian shrub or small tree
Mature Height: 8–12 feet
Mature Spread: 6–8 feet
Exposure: Full sun to part sun
Water: Low once established; drought tolerant with occasional deep irrigation
Soil: Well-drained soil; avoid waterlogged conditions
Bloom Season: Primarily late winter through spring, with intermittent flowering throughout the year
Flower Color: Pale yellow to creamy white
Foliage Color: Dark green above and silvery beneath
Growth: Evergreen
Wildlife Value: Flowers attract hummingbirds, bees, and other nectar-feeding wildlife
Growth Rate: Fast
Habit/Form: Dense, upright, and finely textured; may be trained as a small tree
Winter Hardiness: Reported as hardy to approximately 20–25°F once established
Origin: Australian cultivar; reportedly selected in Queensland
California Native: No; of Australian origin
Landscape Uses: Privacy screens, informal hedges, pollinator gardens, habitat gardens, water-wise landscapes, Mediterranean-style gardens, mixed borders, windbreaks, and specimen plantings
Special Notes: Sensitive to phosphorus; use only a low-phosphorus fertilizer formulated for Australian native plants if feeding is necessary

Habit & Size: Grevillea ‘Moonlight’ forms a dense, upright evergreen shrub with graceful branching and finely divided, fern-like foliage. Its leaves are dark green above and silvery beneath, creating year-round texture and subtle color contrast. The naturally full growth habit makes this Grevillea effective as an evergreen privacy plant. Selective removal of lower branches can produce a more open, tree-like silhouette, while early formative pruning promotes balanced branching and a sturdy framework.

Cultural Requirements: Plant Grevillea ‘Moonlight’ in full sun to partial sun and freely draining soil. Water consistently during establishment without allowing the root zone to remain saturated. As the plant matures, transition to occasional deep irrigation and allow the soil to dry between waterings. Raised beds or planting mounds may improve performance where drainage is marginal. Highly alkaline conditions can interfere with nutrient uptake and cause yellowing foliage. Avoid high-phosphorus fertilizers; if feeding is necessary, select a low-phosphorus product intended for Australian native plants.

Landscape Uses: Grevillea ‘Moonlight’ works well as a drought-tolerant hedge, evergreen privacy screen, windbreak, flowering accent, habitat plant, or specimen shrub. Its narrow foliage contrasts effectively with broad-leaved shrubs, architectural succulents, ornamental grasses, and other climate-adapted plants. The light-colored flowers brighten mixed borders and remain especially visible against darker foliage. Its combination of screening value, low water needs, and wildlife appeal makes Moonlight Grevillea particularly useful in Southern California and other Mediterranean-climate landscapes.

Identification Note: Grevillea ‘Moonlight’ can be identified by its upright growth, deeply divided foliage, and elongated flower clusters held near the branch tips. The cylindrical, toothbrush-like spikes are generally 6–8 inches long and range from pale yellow to creamy white. Dark-green upper leaf surfaces and silvery undersides provide another distinguishing feature. These light-colored flowers and fern-like leaves help separate ‘Moonlight’ from Grevillea cultivars with red, pink, or orange blooms.

Pests and Cultural Considerations: Grevillea ‘Moonlight’ is generally trouble-free when drainage, irrigation, and fertilizer are properly managed. Persistently wet soil may encourage root disease, while highly alkaline conditions can produce chlorosis. Prune young plants lightly to improve branching, then make periodic selective cuts to preserve density and control the outline. Avoid severe pruning into old, leafless wood because regrowth may be limited. Sensitive individuals may experience skin irritation after contact with Grevillea foliage; gloves and long sleeves are recommended when pruning.

Frequently Asked Questions:

What is the best time to plant Grevillea ‘Moonlight’? In Mediterranean climates, fall through early spring is generally the best planting period. Cooler temperatures and seasonal rainfall help the roots begin establishing before summer. Planting during warmer weather is possible when consistent establishment irrigation is provided.

How far apart should Grevillea ‘Moonlight’ be planted for a privacy screen? Space plants approximately 5–7 feet apart for a continuous informal screen. Closer spacing provides faster coverage but may require additional pruning as the shrubs mature. Wider spacing allows each plant to develop a more natural form.

Can Grevillea ‘Moonlight’ be planted next to a lawn? It is generally better placed away from frequently irrigated and fertilized turf. Lawn watering may keep the root zone excessively wet, while standard lawn fertilizers can contain more phosphorus than Grevillea tolerates. Use a separate irrigation zone or dry planting border when possible.

What plants grow well with Grevillea ‘Moonlight’? Select companion plants with similar drainage and irrigation needs. Suitable choices include ceanothus, cistus, westringia, leucadendron, kangaroo paw, agave, aloe, and other drought-tolerant shrubs and perennials. Avoid companions that require rich soil, frequent irrigation, or high-phosphorus fertilizer.

Can Grevillea ‘Moonlight’ be grown in a container? A young specimen can be grown in a large container with excellent drainage, but its vigorous growth and mature size make it better suited to planting in the ground. Long-term container culture requires adequate root space, careful irrigation, and periodic root and canopy management.