![]() ![]() If necessary, treat with an organically-friendly insecticide, but not a broad-spectrum, as this will negatively affect beneficial insects that parasitize the pest. Handpick at dusk when they come out to feed. Tobacco budworm may appear later in the summer. Aphids can be dislodged with a stream of water. Keep evenly moist but never saturated until established, then water during dry spells, more often if growing in a container.įertilizer: Fertilize every 3-4 weeks with an organic balanced formulation, or apply a time release fertilizer when planting.ĭiseases & Pests: No major problems. An excess of water or soggy soils will result in lanky growth and fewer flowers. Moving containers into some afternoon shade is beneficial. The sometimes extreme heat of summer may cause them to go out of bloom. At midseason, trim spreading types, especially if growing in containers, to promote lush growth and flowering. Pinch back young plants to encourage branching and more flowers and fertilize regularly. Placement & CultivationPetunia is often planted in containers and is an excellent annual groundcover and bedding plant. ![]() ![]() When to Set Outside: After last spring frost. Starting Outdoors: Direct sow after last springtime frost in zones 8+. Starting Indoors: Start indoors 8-10 weeks before last frost. HOW TO GROW Petunia exserta Sowing Instructions Depth: Surface sow and press in lightly requires light for germination. Both a bedding and a container petunia, perfect for the front of the sunny annual border, the edge of sun-soaked paths and driveways, or your finest flowerpots and garden tubs. ![]()
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