Spacing Single Plants: 1' 3" (40cm) each way (minimum) Rows: 1' 1" (35cm) with 1' 7" (50cm) row gap (minimum) Sow and Plant Start with a purchased plant, or start seeds indoors and set out at about the time of your last frost.
Troubleshooting Beware of sleepy bees when pruning or otherwise working with mature borage plants. Position A sunny spot where bumblebees and other large pollinators are desired. Frost tolerant Seedlings will survive light frosts, but older plants are...
Troubleshooting High heat can cause lobelia to suffer, but the plants stay in bloom for many weeks in climates with cool nights. Position Full sun to partial shade. Frost tolerant Limited.
Troubleshooting Salpiglossis does not do well in very hot, humid weather. Feeding Mix a standard application of a balanced organic fertilizer into the soil prior to planting. Planting and Harvesting Calendar < Back to All Plants Pests which Affect Salpiglossis...
Most large-flowered hyacinths are hardy to -25F (-32C). Their naturally upright posture gives them a formal demeanor. The remaining florets will continue to open indoors for several days.
Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. Troubleshooting Aphids, slugs and both tomato and tobacco hornworms can require management.
When growing verbena in containers, feed with a liquid fertilizer every two weeks. Dispose of infected plants, because they cannot be brought back to robust health. Crop Rotation Group Miscellaneous ● Soil Well-drained soil of average fertility.
Most muscari are hardy to -25F (-32C); cold tolerance varies with species. They are popular for naturalizing in open woodlands, or along the edge of the lawn. Cut when one third of the bell-shaped florets are open.
Harvesting Cut daffodils to use as cut flowers when the buds are full and almost ready to open. Position Full sun in spring, sun to partial shade in summer. Notes Daffodils are the best spring-flowering bulbs to grow as perennials.
Often planted with low, mound-forming herbs and flowers. Troubleshooting Control valerian's spread by cutting back flowering stems before they can shed seeds in your garden. Crop Rotation Group Miscellaneous ● Soil Any average, well drained soil.
Dainty white wood anemones are hardy to -20F (-30C), as are 'Grecian' anemones classified as A. Fertilize large-flowered anemones in early summer using a liquid feed Companions Daylily.
Leafy greens grown in spring, as well as spring-blooming herbs and flowers. Companions Cabbage, Lettuce, Spinach, Calendula, Cilantro, Feverfew and Mint. Notes Feathery chamomile foliage contrasts well with the textures of other herbs and flowers.
Gather stems for drying in early summer, just before the plants bloom. Feeding Not generally needed. Planting and Harvesting Calendar < Back to All Plants Pests which Affect Oregano Aphids (General) Slug Snail
Convolvulus can grow into somewhat floppy plants that benefit from close company with plants that produce lush foliage, such as parsley or ageratum. Companions Lavender, Rosemary and Portulaca.
Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area. Troubleshooting Tall varieties grown as cut flowers may need staking. Companions Celosia.
Frost tolerant Honeyberries can tolerate cold to -40F (-40C), so they are among the most cold-hardy small fruits you can grow. Fully ripe berries have a complex blueberry-raspberry flavor, with a hint of black currant.
Cleome colors include pink, white, and lavender. Position Full sun to partial shade. Notes Despite the beauty of the blossoms, cleome is seldom used as a cut flower because of its acrid aroma.
Troubleshooting Expect some cosmetic damage from leaf-eating beetles. In midsummer, drench plants with a liquid fertilizer to prolong bloom time. Planting and Harvesting Calendar < Back to All Plants Pests which Affect Lavatera Aphids (General) Slug Snail
Plants will reseed themselves with a little encouragement. Position Full sun. Frost tolerant None. Troubleshooting Be patient with this wildflower, which blooms in late summer and fall.
Most tulips are hardy to -35F (-37C); cold tolerance varies with species. Clear primary colors create a festive effect in a mixed planting. Spacing Single Plants: 5" (15cm) each way (minimum) Rows: 3" (10cm) with 5" (15cm) row gap (minimum) Sow and Plant...
Most popular garden irises are hardy to -25F (-32C). Spacing Single Plants: 11" (30cm) each way (minimum) Rows: 7" (20cm) with 1' 1" (35cm) row gap (minimum) Sow and Plant Set out plump rhizomes with a fan of foliage attached in spring, just as new growth...
Cold tolerance varies with variety, and the hardiest daylilies can survive temperatures to -25F (-32C). Spacing Single Plants: 1' 11" (60cm) each way (minimum) Rows: 1' 7" (50cm) with 1' 11" (60cm) row gap (minimum) Sow and Plant Prepare a wide planting...
Thrips look like miniature lobsters when viewed through a magnifying glass, but on plants they look like tiny dark slivers. Avoid over-fertilizing your plants, because heavy feeding increases the risk of damage from thrips.
Nigella usually grows better from direct-sown seeds than from transplanted seedlings. Troubleshooting Nigella plants may decline rapidly in very hot weather. Companions Strawberry.
Notes Established clumps produce beautiful pink flowers in late spring. Position Full sun to partial afternoon shade. Snip off flowers to prevent unwanted reseeding. Rinse, pat dry, and snip or cut into smaller pieces.
Most of the popular ornamental onions are hardy to -25F (-32C). The leaves appear before the flowering spikes. Harvesting When using ornamental alliums as cut flowers, make a clean cut with a sharp knife or razor blade when less than half of the florets...
Upright and uniform, snapdragons make great accent plants when grown in groups. Troubleshooting Especially in warm, wet weather, tired snapdragons may collapse from various root rot diseases.
