Gem Star Russet

Family: Solanaceae Root Vegetable

Velvety russet skin with a warm, earthy glow gives Gem Star Russet its unmistakable, satisfying presence—each tuber is built for that classic, dry, fluffy bite.

The flesh is creamy and pale, offering a fine-grained texture that holds its character beautifully for roasting, mashing, and hearty sauces, while also shining in soups and stews. Grow this 95-day russet for dependable harvests and a tuber set that feels as rewarding to lift from the soil as it is to serve at the table.

Light: Full SunMaturity: 95 DaysHabit: Clumping

Botanical illustration of Gem Star Russet

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Direct Sow
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jul 29th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	95
Sun Requirements	Full Sun
Growth Habit	Clumping
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	55
Min Soil Temp (°F)	45
Min Night Temp (°F)	28
Harden Off (days)	Not Required

Culinary Notes

Chef's Note

This russet leans into that signature dry fluff—great for getting browning on the outside and creaminess that doesn’t go gluey once mashed or simmered. It’s the kind of potato you choose when you want texture to be the headline: crisp edges, steamy middle, and a sauce-holding body.

Best Uses

hot, crispy roast potatoes where the exterior stays crunchy and the interior turns cloud-soft
classic mashed potatoes for a velvety, lump-free texture
thickening soups and stews where it breaks down without turning gummy
starchy potato pancakes that crisp without falling apart

Flavor Profile

warm earthy potato flavor dry, fluffy bite with a fine-grained creamy interior russet-style roastiness—browned edges, steamy center

Kitchen Pairings

butter sour cream cheddar black pepper rosemary smoked bacon

Frequently Asked Questions

What pest or disease is most common on Solanum tuberosum (potatoes), and how do I control it?

Late blight (often starts on leaf tips and spreads quickly with brown, water-soaked patches) is one of the most damaging problems for potatoes. Remove and destroy infected leaves as soon as you see them, keep foliage as dry as possible, and rotate away from other Solanaceae crops for multiple seasons; if blight pressure is high, use a labeled fungicide that specifically targets late blight and apply according to the label schedule. For prevention, avoid overhead watering and don’t overcrowd plants so air can move through the canopy.

How often should I water Solanum tuberosum during tuber bulking?

During tuber bulking (roughly midseason through about day 70+), keep soil evenly moist but not waterlogged—about 1 to 2 inches of water per week depending on your rainfall and heat. Water deeply when the top few inches of soil start to dry, and avoid frequent light sprinkling that wets leaves and encourages blight. Maintain consistent moisture; irregular watering can lead to misshapen tubers.

How can I tell when my Solanum tuberosum is ready to harvest?

Harvest when the plants’ foliage turns yellow and begins to die back naturally—typically around 95 days from planting. Before lifting, gently scrape the soil and check that tuber skins are firm and don’t rub off easily; if skins are still thin, give them another week. Lift carefully with a fork to avoid cuts and bruises, and let tubers dry in the shade for a short time after harvest.