HA means hardy annual. This is a seed you can grow outside and scatter in situ.
HHA means half hardy annual. You’ll have to start this seed inside the house, and then plant it outside.
HP means hardy perennial. You should know whether this perennial will grow well in your area.
HHP means half hardy perennial. It’s a perennial that will do well in warmer climates but will probably be an annual in cold areas.
10 Thriftiest Perennials for the Sun
- Sandwort (Arenaria “Wallowa Mountains"
- Gysophila (Gypsophila aretiodes)
- Speedwell
- Andosace
- Draba
- Moss campion or catchfly
- Gentian
- Dwarf daphne
- Daphne
- Fleabane
10 Thriftiest Perennials for Shade
- Hosta ‘Mt Kirishima'
- Lungwort
- Primrose
- Allioni’s primrose
- Pyrenean violet Ramonda myconi
- Resurrection plant Haberlea rhodopensis
- Saxifrage
- Stonecrop
- Maindenhair spleenwort Asplenium trichomanes
- Shooting star Dodecatheon pulchellum
Avoid False spirea Sorbaria sorbifolia
Thrifty Gardening: From the Ground Up
by Marjorie Harris
House Of Anansi Press Inc | March 3, 2012 | Trade Paperback
isbn 978-0-88784-271-9
These are notes I made about gardening. See more gardening notes