Lavatera trimestris.
Tree Mallow, also known as Rose Mallow, is an annual flowering plant native to the Mediterranean.
Plant grows to about 24 to 48 inches in height and produces white to pink, hibiscus-like flowers that bloom from summer through fall.
Tree Mallow
Growth Chart
Hardiness Zones: 4 to 10 Light Requirement: Full sun Soil Type: Loamy, sandy, well-drained Sow Depth: 1/8 inch Plant Spacing: 12 to 18 inches in rows Germination Temp: 70°F Germination Time: 14 to 21 days Bloom Time: Midsummer to first frost Growing Tips
Direct sow in early spring by planting the seeds just below the soil's surface. Keep soil moist until germination, which should occur within 14 to 21 days. Additional seeds can be sown every 2 weeks for a longer bloom time.
If starting indoors, sow seeds 6 to 8 weeks before the last spring frost. Plant seeds just below the soil's surface in large, individual peat pots, 3 seeds per pot. Keep soil lightly moist until germination, which should occur within 14 to 21 days. Transplant after danger of frost has passed.