Silvery Fir Tree is an early-maturing Russian heirloom tomato cultivar renowned for its striking carrot-like, silvery-tinged fern-like foliage and compact determinate growth habit, reaching only 18-24 inches tall. The variety produces abundant, flavorful red fruits weighing 2-4 ounces and is remarkably easy to germinate, requiring warm soil conditions (70-85°F), consistent moisture, and darkness—with no special pretreatment necessary. This variety is ideal for container gardening and northern gardens with short growing seasons.
Before sowing
No pre-treatment needed — sow directly.
Sowing
What to expect
Tips
Use bottom heat (heat mat) to maintain soil temperature at 75-85°F for optimal germination within 6-10 days. Sow seeds 1/4 inch deep in sterile seed-starting mix. Keep seed-starting mix moist but not waterlogged—test by squeezing a fistful; only a few drops should emerge. Cover seeds lightly and gently press down for good soil contact. Darkness aids germination; cover seed trays with a dome or plastic until sprouting occurs. Once germinated, remove covering and immediately place under bright grow lights (14-16 hours daily) at 65-70°F to prevent leggy seedlings. Avoid watering overhead; use bottom watering or mist with spray bottle to maintain moisture and prevent fungal diseases like damping off. Remove the dome once most seedlings have sprouted (typically 4-10 days) to reduce humidity and discourage fungal growth. Fertilize seedlings with half-strength soluble fertilizer every two weeks once true leaves develop. Transplant to 3-4 inch pots when the first true leaves appear (approximately 3 weeks after sowing), burying stems to encourage strong root development. Harden off seedlings for 1-2 weeks in full sun before transplanting to the garden after last frost date.
Sources: Experimental Farm Network, BC Eco Seed Coop, True Leaf Market, Thresh Seed Co., Restoration Seeds, Seed Savers Exchange, Victory Seeds, UC Master Gardener Program, Nature & Nurture Seeds
