Growli

Plant care

Chaytor's Lavender (Silver lavender) care

Lavandula x chaytorae

Also called Chaytor's lavender, Silver lavender, Woolly hybrid lavender.

RHS H4USDA 7-9Toxic to petsIndoor 60–90 cm tall and 60–90 cm wide for most cultivars

Watering rhythm

2-3weeks

Low — deep watering every 2–3 weeks when actively growing; reduce to near-zero in winter

Light

Direct sun (at least 4-6 hours)

Soil

Well-drained to sharply drained; chalk, loam, or sandy soils

Humidity

Low — prefers low relative humidity

Temp

-10 to 35°C

Pet safety

Toxic to pets

Mature size

60–90 cm tall and 60–90 cm wide for most cultivars

Care at a glance

Light

Most houseplants will scorch where chaytor's lavender thrives. Give it the windowsill you'd otherwise leave empty because everything else burned there. Plant in full sun — a minimum of 6 hours per day; the silver foliage reflects light and dries rapidly, reducing the risk of fungal rots that can develop under shade or damp conditions. A plant moved abruptly from low light to direct sun bleaches in 48 hours — always acclimatise over a week.

Watering

Aim for low — deep watering every 2–3 weeks when actively growing; reduce to near-zero in winter for chaytor's lavender, but treat that as a starting point rather than a rule. A south-facing summer windowsill will dry the pot twice as fast as a north-facing winter room. Lift the pot; if it feels noticeably lighter than it did wet, water it. Once established, water infrequently and deeply; shallow, frequent watering encourages surface roots prone to frost heave. Avoid wetting the foliage when irrigating.

Soil and pot

Chaytor's Lavender grows best in well-drained to sharply drained; chalk, loam, or sandy soils. Thrives in poor to moderately fertile, alkaline to neutral soil (pH 6.5–8.0); on heavier soils raise planting level or incorporate grit liberally. A gravel mulch around the crown prevents winter soil splash and improves drainage. A pot with a working drainage hole is non-negotiable for this species — even free-draining mix will turn soggy in a closed planter. If you love the look of a decorative pot without a hole, use it as a cachepot around an inner nursery pot you can lift out to water.

Humidity and temperature

Chaytor's Lavender sits happiest at around Low — prefers low relative humidity humidity and -10 to 35°C (14 to 95°F). The dense woolly indumentum traps moisture and can promote grey mould in humid or poorly ventilated sites; avoid planting in sheltered, still positions and prune to keep an open centre. If you keep the room above year-round and avoid placing the plant near a cold draught, a hot radiator, or an air-conditioning vent, you have already handled the two biggest indoor stressors.

Fertilising

Feed chaytor's lavender sparingly. Apply a low-nitrogen balanced fertiliser once in early spring; the hybrid performs best in lean soils and excess fertility diminishes flower production and fragrance. Skip fertiliser entirely on a stressed, recently-repotted, or actively wilting plant — fertiliser salts make damage worse, not better. Wait for a round of healthy new growth before resuming a feeding rhythm.

Common problems

Below are the issues we see most often on chaytor's lavender in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Rosemary beetle (Chrysolina americana)Metallic green and purple striped adults and their grey larvae feed on foliage from late summer into autumn. Monitor from August; hand-pick in the evening or apply a suitable contact insecticide; infestations are rarely plant-threatening but repeated defoliation weakens plants.
  • Winter stem rotThe woolly stems inherited from the L. lanata parent are prone to rotting at the base when wet and cold simultaneously; avoid autumn pruning in exposed locations, dress around the crown with horticultural grit, and ensure no waterlogging occurs near the root zone from October to March.

Propagation

Semi-ripe cuttings, 8–10 cm long, taken in late summer root readily in free-draining gritty compost; overwinter young plants under glass in their first year. Softwood cuttings in early summer also root well at 15–18°C. Propagation is the cheapest, most satisfying way to expand a collection — and it doubles as insurance against losing a mature plant to an accident. Take a backup cutting once the parent is established and healthy.

Toxicity to pets

Chaytor's Lavender is toxic to pets. ASPCA lists Lavandula as toxic to cats, dogs, and horses. Toxic principles are linalool and linalyl acetate. Clinical signs include nausea, vomiting (not in horses), and loss of appetite. If you keep cats, dogs, or curious children in the house, weigh placement carefully — a high shelf or a hanging planter is enough for casual safety. For severe ingestion incidents, call your local vet and the ASPCA Animal Poison Control Center (in the US, 888-426-4435).

Pet-safety status is sourced from the ASPCA Toxic and Non-Toxic Plant List, which catalogues the most-asked-about plants for cats, dogs, and horses.

Chaytor's Lavender care — frequently asked questions

What is the common name for Lavandula x chaytorae?

Lavandula x chaytorae is most commonly called Chaytor's Lavender, but it is also known as Chaytor's lavender, Silver lavender, Woolly hybrid lavender. The names refer to the same species, so care instructions for Chaytor's Lavender apply identically to anything sold as Silver lavender.

How much light does chaytor's lavender need?

Chaytor's Lavender grows best in direct sun (at least 4-6 hours). Plant in full sun — a minimum of 6 hours per day; the silver foliage reflects light and dries rapidly, reducing the risk of fungal rots that can develop under shade or damp conditions.

How often should I water chaytor's lavender?

Water chaytor's lavender low — deep watering every 2–3 weeks when actively growing; reduce to near-zero in winter. Once established, water infrequently and deeply; shallow, frequent watering encourages surface roots prone to frost heave. Avoid wetting the foliage when irrigating. The finger-test (or lifting the pot to feel its weight) beats a fixed weekly calendar because pot size, light, and season all change how fast the soil dries.

Is chaytor's lavender toxic to cats and dogs?

Chaytor's Lavender is toxic to pets. ASPCA lists Lavandula as toxic to cats, dogs, and horses. Toxic principles are linalool and linalyl acetate. Clinical signs include nausea, vomiting (not in horses), and loss of appetite.

What USDA hardiness zone does chaytor's lavender grow in?

Chaytor's Lavender is rated for USDA zone 7-9 and RHS hardiness H4. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Chaytor's Lavender deep-dive guides

Every aspect of chaytor's lavender care, each with its own calibrated guide:

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Chaytor's Lavender qualifies for 1 curated Growli shortlist — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

Chaytor's Lavender is also known as Chaytor's lavender, Silver lavender, and Woolly hybrid lavender.