Oiseau Bleu

from Hibiscus syriacus · “Perennial, Shrub, Tree” — Hibiscus syriacus — germination and sowing dates

from Hibiscus · “sow indoors 12 weeks before the last spring frost date” — Hibiscus: Planting, Growing, and Pruning Hibiscus Flowers

from Hibiscus · “full sun; the plants will grow in partial sun but will not flower as well” — Hibiscus: Planting, Growing, and Pruning Hibiscus Flowers

from Hibiscus syriacus · “regular watering is essential to keep the soil moist” — 51 Types of Hibiscus Plants (With Pictures and Identification)

from Hibiscus syriacus · “USDA hardiness zones 5 through 9” — 51 Types of Hibiscus Plants (With Pictures and Identification)

from Hibiscus · “Mature Size 3-10 ft. tall, 2-8 ft. wide” — How to Grow and Care for Hibiscus

from Hibiscus syriacus · “0.1–4 m tall[4]” — Hibiscus - Wikipedia

from Hibiscus · “Or they can be rooted from a cutting in the spring” — Hibiscus: Planting, Growing, and Pruning Hibiscus Flowers

from Hibiscus · “sow indoors 12 weeks before the last spring frost date” — Hibiscus: Planting, Growing, and Pruning Hibiscus Flowers

from Hibiscus · “Hibiscus can be purchased as young plants from nurseries and are best planted in the spring” — Hibiscus: Planting, Growing, and Pruning Hibiscus Flowers

from Hibiscus · “To encourage abundant, healthy blooms with vibrant colors” — How to Grow and Care for Hibiscus

from Hibiscus · “Toxicity Non-toxic” — Hibiscus: Planting, Growing, and Pruning Hibiscus Flowers

from Hibiscus · “Insect pests of hibiscus include aphids, Japanese beetles, and whiteflies” — Hibiscus: Planting, Growing, and Pruning Hibiscus Flowers

from Hibiscus · “Avoid plants with brown spots on leaves as this can be a sign of a plant disease” — How to Grow and Care for Hibiscus